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Version history for CCleaner

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Changes for v5.69.7865 - v5.70.7909

  • Important information for Firefox users
  • If you use Firefox with a Firefox account, we strongly recommend that you update CCleaner to version 5.70 before cleaning. This version of CCleaner fixes an issue that can cause extension settings to be lost in Firefox.
  • The update also includes performance improvements and improved support for Opera GX.
  • Important fix for Firefox users
  • -Fixed a bug where CCleaner could wipe extension settings in Firefox if using a Firefox account
  • Cleaning
  • -Added Smart Clean support for Opera GX
  • -CCleaner now differentiates between Opera and Opera GX processes
  • -Fixed a rare bug where Health Check would not close all selected browsers
  • General
  • -Fixed a performance issue where CCleaner could use more CPU than it needed
  • -DetectOS syntax correctly supports full Windows build numbers in WinApp2
  • Errata
  • Some unfinished improvements to the CCleaner Privacy Settings were included in this version in error. This will be reverted in a patch build and released when ready in a later version of CCleaner. Your existing privacy preferences have not been affected.


Changes for v5.68.7820 - v5.69.7865

  • This version of CCleaner brings all-new cleaning for Opera GX browser and bug fixes.
  • Cleaning
  • - Added cleaning support for Opera GX gaming browser
  • General
  • - Minor UI improvements
  • - Fixed DetectOS from|to syntax functionality in WinApp2
  • - Fixed occasional missing information in the Licence Information screen


Changes for v5.66.7716 - v5.68.7820

  • This version of CCleaner brings improved cleaning to Firefox and Chromium browsers.
  • Cleaning
  • - Fixed browser extensions not being shown in Firefox and Chrome
  • - Fixed cleaning of ‘Last Download Location’ in Chromium browsers
  • Health Check
  • - Users can now provide a comment with their rating
  • Software Updater
  • - Software Updater displays a message when offline and a ‘Try Again’ button


Changes for v5.66.7705 - v5.66.7716

  • In this version of CCleaner we have added full cleaning support for the Brave and Vivaldi browsers!
  • Please note we have patched the 5.66.7705 version to 5.66.7716 to fix a stability issue in the CCleaner Professional Trial flow.
  • Cleaning
  • - Brave browser can now be cleaned independently
  • - Vivaldi browser can now be cleaned independently
  • Health Check
  • - Fixed an issue where 'Cookies' was also deleting internet history and was incorrectly reporting large numbers of trackers
  • - Internet history is now deleted via the ‘History’ Privacy category, which also includes download history and recently typed URLs
  • Pro Trial
  • - Starting a CCleaner Professional trial now gives you a guided experience to its features


Changes for v5.65.7632 - v5.66.7705

  • In this version of CCleaner we have added full cleaning support for the Brave and Vivaldi browsers!
  • Cleaning
  • - Brave browser can now be cleaned independently
  • - Vivaldi browser can now be cleaned independently
  • Health Check
  • - Fixed an issue where 'Cookies' was also deleting internet history and was incorrectly reporting large numbers of trackers
  • - Internet history is now deleted via the ‘History’ Privacy category, which also includes download history and recently typed URLs
  • Pro Trial
  • - Starting a CCleaner Professional trial now gives you a guided experience to its features


Changes for v5.63.7540 - v5.65.7632

  • In this version of CCleaner we have focused on adding new cleaning improvements and improving our new Health Check feature so it’s running smoothly for all of you.
  • Better Cleaning
  • - Added new areas in Internet Explorer’s LocalAppData
  • - Improved Internet Explorer cache cleaning
  • Smart Cleaning
  • - Browser Smart Cleaning now supports Edge Chromium
  • Health Check
  • - Health Check no longer shows a connection error incorrectly (thanks nukecad!)
  • - Improved wording around connection errors to avoid unnecessary confusion
  • - Fixed Health Check freezing in some cases when CCleaner is launched (thanks APMichael!)
  • Localization
  • - CCleaner is now translated into Bengali and Urdu
  • - Made improvements to various translations
  • - Fixed a bug where the Estonian language option was showing Slovenian
  • Bug Fixes & Minor Changes
  • - Fixed a bug where erroneous data was being added to the .ini file (thanks larryg1516!)


Changes for v5.62.7538 - v5.63.7540

  • General
  • - This release contains an important security update and some minor bug fixes and UI updates


Changes for v5.61.7392 - v5.62.7538


Changes for v5.60.7307 - v5.61.7392

  • Windows Cleaning
  • - Added cleaning for Windows 10 clipboard history
  • General
  • - Improved translations for: Arabic, Chinese (Simplified), Chinese (Traditional), Danish, Finnish, Hungarian, Korean, Norwegian, Slovak, Swedish and Turkish
  • - Stability improvements


Changes for v5.59.7230 - v5.60.7307

  • Browser Cleaning
  • - Improved the Flash cleaning rules in Chrome, Opera & CCleaner Browser
  • CCleaner Browser
  • - Added Smart Cleaning & Easy Clean support
  • Software Updater
  • - Fixed a disappearing text bug
  • - Fixed a navigational bug


Changes for v5.58.7209 - v5.59.7230

  • Easy Clean
  • - Fixed a bug that prevented Easy Clean from being shown correctly to a small percentage of users
  • Software Updater
  • - Fixed a DPI display bug in the upgrade window
  • Localization
  • - Inserted additional translations into the installer


Changes for v5.57.7182 - v5.58.7209

  • Easy Clean
  • - Fixed a bug that was causing Easy Clean to disappear from the navigation menu
  • Browser Cleaning
  • - Fixed an issue that prevented the cleaning of Chrome's Download History
  • Installer
  • - Google Toolbar for Internet Explorer is no longer offered in CCleaner


Changes for v5.55.7108 - v5.56.7144

  • In this release, we have several improvements to the new Software Updater feature alongside improvements to IE/Edge cleaning.
  • Software Updater
  • Moved the Software Updater to the second slot in the ‘Tools’ menu
  • Stability improvements
  • Improved software identification
  • Added new software to the supported list
  • Browser Cleaning
  • Added additional database tables for IE & Edge cleaning
  • Bug Fixes
  • Fixed an issue where the 'Cookies to Keep' list was not saving correctly
  • Localisation
  • Added application support for the Malay language


Changes for v5.54.7088 - v5.55.7108

  • Software Updater (CCleaner Professional edition)
  • - Added new Software Updater feature to the ‘Tools’ menu
  • - Scans your PC and shows any available updates
  • - Select which apps you want to update and queue them up
  • - More improvements coming soon!
  • Browser Plugins
  • - Fixed Opera plugins not displaying correctly


Changes for v5.53.7034 - v5.54.7088

  • Feature Preview
  • - Some users of CCleaner Professional (and its trial) will find an early version of a new feature in the Tools menu. We will fully roll out this feature to CCleaner Professional in the coming weeks
  • General
  • - Fixed an issue that, in isolated cases, could cause some notifications to be shown too often


Changes for v5.51.6939 - v5.52.6967

  • - Minor bug fixes
  • - Localization improvements to several pages including License Information
  • - Code refactoring for improved stability
  • - Updated copyright across the application to 2019


Changes for v5.50.6911 - v5.51.6939

  • Subscriptions
  • - Added ‘Subscription Management’ button
  • - Minor usability improvements to the 'License Information' panel
  • General
  • - Updated a website link to use HTTPS
  • - Added new translations for software update notifications


Changes for v5.49.6856 - v5.50.6911

  • Added new menu: ‘Options’ > ‘Updates’
  • Moved ‘Inform me of updates to CCleaner’ setting to the ‘Updates’ menu
  • Replaced ‘Enable silent background updates’ setting with separate settings for automatic product updates and product update notifications
  • Added new settings to control important updates and their notifications
  • Automatic product updates are now enabled for anyone upgrading to CCleaner Professional (these can be disabled in the ‘Updates’ menu)


Changes for v5.48.6834 - v5.49.6856

  • In this release, we’ve improved Windows Log Cleaning and Firefox cleaning.
  • Windows and Browser Cleaning
  • Added and improved cleaning to the Common Language Runtime (CLR) folders
  • Extended the cleaning of Windows error reporting temporary folders
  • Fixed Firefox cleaning rules which were causing corrupted profiles for some users
  • General
  • Minor bug fixes
  • Small UI improvements


Changes for v5.47.6716 - v5.48.6834

  • Browser Cleaning
  • Added workaround for cleaning Edge while in the ‘suspended’ state on Windows 10, build 1809. This workaround is temporary while we consider a more permanent solution.
  • Fixed cleaning of Edge cookies in Windows 10
  • Fixed a bug where cleaning Firefox Internet History would corrupt the profile
  • Feature Previews
  • CCleaner now supports the release of new features still in development to a limited audience for testing. ‘Feature Previews’ help us to uncover more difficult-to-find technical issues across a wide variety of system configurations prior to the official release of a new feature. For example, if a new feature is misbehaving, we can disable it completely while we fix it.
  • In the future we will add support for opting out of feature previews, so if you’re not interested in potentially being selected for this, you can remain on version 5.47 for the time being.
  • Added support for ‘feature previews’
  • Keep your eyes peeled for forthcoming feature previews!
  • General
  • Renewed our digital security certificate as the previous one was due to expire.
  • The certificate publisher has been updated from ‘Piriform Ltd.’ to ‘Piriform Software Ltd.’


Changes for v5.46.6652 - v5.47.6716

  • In this release, we’ve added a new rule for cleaning credit card data in Edge alongside other stability improvements.
  • Browser Cleaning
  • Added a new Edge cleaning rule for cleaning Credit Card data
  • General
  • Fixed cleaning from the Recycle Bin context menu
  • Fixed cleaning via commandline
  • Security
  • Calling the Windows 'ping' function is now done explicitly from the /system32/ directory (fixes a potential vulnerability)


Changes for v5.45.6611 - v5.46.6652

  • Privacy Settings
  • The Monitoring feature and reporting of anonymous usage data can now be controlled separately (previously both were controlled by the ‘Active Monitoring’ checkbox)
  • Added a separate control for the reporting of anonymous usage data
  • Added a link to a Data Factsheet, which explains the data reported from CCleaner, why it’s reported, and what it’s used for (in summary, CCleaner only reports anonymous, statistical data for the purposes of maintaining and improving the app, and it does not report any personal information)
  • Smart Cleaning
  • Renamed the ‘Monitoring’ feature to ‘Smart Cleaning’, to better describe its purpose (intelligent cleaning alerts) and underline the fact that it does not report usage data
  • Reworded the ‘System Monitoring’ checkbox to ‘Tell me when there are junk files to clean’
  • Reworded the ‘Browser Monitoring’ checkbox to ‘Enable automatic browser cleaning’
  • Reworded the ‘Active Monitoring’ checkbox to ‘Enable Smart Cleaning’
  • If Smart Cleaning is disabled, CCleaner’s background process will close and the feature will not run on startup (same behavior as in v5.44)
  • General
  • Added ‘Minimize to System Tray’ option and restored previous minimize behavior
  • Added ‘Exit’ option to the Tray Icon menu (closes the background process)
  • Fixed various stability issues


Changes for v5.44.6575 - v5.45.6611

  • In this release, we’ve made stability improvements and added better reporting to allow us to deliver faster bug fixes and software improvements.
  • System Cleaning
  • Removed Windows.old cleaning rule (wiping this folder after a Windows update breaks certain graphics drivers)
  • Disk Analyzer
  • Fixed a crash if analyzing with the 'Everything' option checked
  • User Preferences
  • Removed a GDPR privacy setting that was not applicable (more info)
  • Legal
  • Added a check to prevent the use of the application in embargoed countries
  • Reporting
  • CCleaner now sends a heartbeat every 12 hours which reports up-to-date usage statistics to allow for faster delivery of bug fixes and product improvements


Changes for v5.43 - v5.44.6575

  • In this release, we’ve improved cleaning for Internet Explorer and Firefox, and added some helpful reminders for expired CCleaner Professional subscriptions.
  • Browser Cleaning
  • Internet Explorer: Cookies are now cleaned from the INetCache folder in Windows 10
  • Firefox: Fixed a cleaning compatibility issue with the Malwarebytes extension
  • Subscription Management
  • Added helpful reminders for expired CCleaner Professional subscriptions


Changes for v5.40.6411 - v5.41.6446

  • UI
  • - NEW! Cleaning results now displayed as a Cleaning Summary (Free and Professional versions only)
  • - NEW! Product tips to help users discover less visible features
  • - NEW! Fresh, clean Upgrade page design
  • Browser Cleaning
  • - Edge/Internet Explorer: Fixed cleaning of cookie and icon file types on Windows 10 (thanks alhazred & Judesman for reporting this via our forum!)
  • Localization
  • - Added improved Estonian translations (thanks to our volunteer translator ProPaan!)
  • Technology
  • - Added support for Sciter: a lightweight, embeddable HTML/CSS/script engine for modern UI development


Changes for v5.39.6399 - v5.40.6411

  • Browser Cleaning
  • - Edge: Added new 'Set aside tabs' cleaning rule
  • Windows Cleaning
  • - Added warning for 'Old prefetch data' cleaning rule
  • General
  • - Minor improvements to user interface
  • - Minor bug fixes


Changes for v5.38.6357 - v5.39.6399

  • Disk Analyzer
  • - Fixed a rare crash where a UI layer was still active
  • General
  • - Minor user interface improvements
  • - Minor bug fixes


Changes for v5.37.6309 - v5.38.6357

  • Browser Cleaning
  • - Edge: Session clean no longer removes set-aside tabs
  • - Chrome: Added support for cleaning cookies from Local Storage
  • Cookies
  • - Chrome Local Storage Cookies can now be managed from Cookie Manager
  • Windows
  • - CCleaner no longer cleans the list of files waiting to be renamed
  • Installer
  • - Fixed 'Error opening file for writing' error
  • General
  • - Fixed a library dependency that was preventing CCleaner from opening on Wndows XP in some cases
  • - Fixed a rare case where CCleaner could check for updates multiple times in a short space of time


Changes for v5.36.6278 - v5.37.6309

  • Browser Cleaning
  • - Edge: Session clean no longer removes set-aside tabs
  • - Firefox: Fixed an issue where some favicons were still being cleaned


Changes for v5.35.6210 - v5.36.6278

  • Browser Cleaning
  • - Firefox: updated Session cleaning rule to support changes in Firefox 56.0
  • - Chrome (& Chromium): updated Internet History cleaning rule to clean user activity data
  • - Opera: updated Internet History cleaning rule to clean user activity data
  • Default Cleaning Rules
  • - Windows Explorer: Most Recently Used documents and other MRU files no longer cleaned by default
  • - Windows Defender: Scan history no longer cleaned by default
  • - Microsoft Office: MRUs no longer cleaned by default
  • - Edge, Chrome/Chromium, Firefox, Opera, Safari, Thunderbird: Current session data no longer cleaned by default
  • Emergency Updater
  • - Added new executable: "CCUpdate.exe"
  • - Added new Windows Scheduled Task: "CCleaner Update"


Changes for v5.34.6207 - v5.35.6210

  • - All builds signed with new Digital Signatures


Changes for v5.33.6162 - v5.34.6207

  • Browser Cleaning
  • - Firefox: Internet History cleaning rule no longer removes Favicon content
  • General
  • - Minor GUI improvements
  • - Minor bug fixes


Changes for v5.31.6105 - v5.32.6129

  • Browser Cleaning
  • - Updated Firefox History cleaning definitions to correctly remove items with associated favicons
  • - Updated Chrome History cleaning definitions to restore removal of 'Other Search Engines'
  • - Restored support for cleaning 'Last download location' in Edge
  • - Restored support for cleaning 'Last download location' in Firefox
  • Windows Cleaning
  • - 'Recent Documents' rule no longer removes items that have been 'pinned' in MS Office applications


Changes for v5.30.6065 - v5.31.6105

  • Improved Windows 10 Creators support
  • Improved Firefox History cleaning
  • Improved Chrome Cache and History cleaning
  • Optimized Scheduling functionality (Professional only)
  • Improved high-DPI support
  • Minor GUI improvements
  • Minor bug fixes


Changes for v5.29.6033 - v5.30.6065

  • - Improved Edge Cookie cleaning
  • - Updated Internet Explorer 10 and 11 History cleaning
  • - Updated Thunderbird 52 History cleaning
  • - Updated Windows Explorer MRU Cache cleaning
  • - Improved SSD detection algorithm
  • - Optimized Update Checking process
  • - Minor GUI improvements
  • - Minor bug fixes


Changes for v5.29.6033 - v5.30.6063

  • - Improved Edge Cookie cleaning
  • - Updated Internet Explorer 10 and 11 History cleaning
  • - Updated Thunderbird 52 History cleaning
  • - Updated Windows Explorer MRU Cache cleaning
  • - Improved SSD detection algorithm
  • - Optimized Update Checking process
  • - Minor GUI improvements
  • - Minor bug fixes


Changes for v5.28.6005 - v5.29.6033

  • - Improved Windows 10 Creators Update compatibility
  • - Updated Edge History and Session cleaning
  • - Updated Internet Explorer 10 and 11 Cache cleaning
  • - Updated Firefox History and Cache cleaning
  • - New Scheduling section (Professional only)
  • - Updated various languages
  • - Minor GUI improvements
  • - Minor bug fixes


Changes for v5.27.5976 - v5.28.6005

  • - Improved Chrome and Opera History cleaning
  • - Improved Firefox Session and Cache cleaning
  • - Updated Windows Explorer MRU cache cleaning
  • - Improved 64-bit build architecture on Windows 10
  • - Optimized Auto Update process (Professional only)
  • - Updated ZoneAlarm cleaning
  • - Minor GUI improvements
  • - Minor bug fixes


Changes for v5.26.5937 - v5.27.5976

  • - Improved Firefox and Chrome History cleaning
  • - Improved Opera Beta cleaning
  • - Improved Windows 10 Support
  • - Improved Uninstall tool version sorting
  • - Updated internal architecture
  • - Added Foxit Reader 8.0 cleaning
  • - Minor GUI improvements
  • - Minor bug fixes


Changes for v5.25.5902 - v5.26.5937

  • - Improved Firefox History and Session cleaning
  • - Improved Opera History cleaning
  • - Improved Thunderbird Session cleaning
  • - Optimized 64-bit build architecture
  • - Updated various translations
  • - Minor GUI improvements
  • - Minor bug fixes


Changes for v5.24.5841 - v5.25.5902

  • - Added support for Firefox Web Extensions
  • - Improved Firefox History and Cache cleaning
  • - Improved Chrome and Opera Session cleaning
  • - Improved Edge Extensions management
  • - Improved DPI awareness and support
  • - Minor GUI improvements
  • - Minor bug fixes


Changes for v5.23.5808 - v5.24.5841

  • - Improved Firefox History cleaning
  • - Improved Opera and Vivaldi Session cleaning
  • - Updated Internet Explorer and Edge Cache cleaning
  • - Updated Windows Explorer MRU Cache cleaning
  • - Improved Monitoring notifications
  • - Minor GUI improvements
  • - Minor bug fixes


Changes for v5.22.5724 - v5.23.5808

  • - Improved Microsoft Edge and Internet Cache cleaning
  • - Updated Microsoft Edge Tab cleaning
  • - Improved Firefox History and Session cleaning
  • - Optimized Silent Update functionality (Professional only)
  • - Updated various translations
  • - Minor bug fixes
  • - Minor GUI improvements


Changes for v5.21.5700 - v5.22.5724

  • - Improved Windows 10 Anniversary Edition support
  • - Improved Microsoft Edge Cookie and History cleaning
  • - Updated Firefox extension management
  • - Improved 64-bit build architecture on Windows 10
  • - Updated ZoneAlarm 2016 cleaning
  • - Minor bug fixes
  • - Minor GUI improvements


Changes for v5.20.5668 - v5.21.5700

  • - Improved Chrome 52 History and Cache cleaning.
  • - Updated DOMStore cookie cleaning.
  • - Improved Auto-Update checking process.
  • - Improved crash reporting architecture.
  • - Updated Xilisoft Video Converter cleaning.
  • - Improved localization and language support.
  • - Minor GUI improvements.
  • - Minor bug fixes.


Changes for v5.19.5633 - v5.20.5668

  • - Improved Firefox Internet Cache cleaning
  • - Improved Chrome Download History cleaning
  • - Added Vivaldi browser cleaning
  • - Optimized Silent Update functionality (Professional only)
  • - Improved DPI awareness and high DPI support
  • - Added Turkmen translation
  • - Minor bug fixes and GUI improvements


Changes for v5.18.5607 - v5.19.5633

  • - Improved Firefox and Chrome History cleaning
  • - Improved Windows 10 MRU cache cleaning
  • - Optimized Browser Plugin detection routine
  • - Improved System Monitoring (Professional only)
  • - Improved Window resizing and DPI support
  • - Improved Unicode text support
  • - Minor GUI improvements
  • - Minor bug fixes


Changes for v5.17.5590 - v5.18.5607

  • - Improved Microsoft Edge Cache and History cleaning.
  • - Improved Firefox 46 Session cleaning.
  • - Optimized detection and cleaning of portable browsers.
  • - Improved Browser Monitoring functionality (Professional only).
  • - Improved Unicode support in Startup and Browser Plugin management.
  • - Improved localization support.
  • - Minor GUI improvements.
  • - Minor bug fixes.


Changes for v5.16.5551 - v5.17.5590

  • - Improved Firefox 45 cleaning.
  • - Improved Google Chrome Extension management.
  • - Improved Windows Store apps Uninstall tool (Windows 8.1 and 10).
  • - Optimized Start-up Items and Browser Plugins detection.
  • - Improved localization and language support.
  • - Minor GUI improvements.
  • - Minor bug fixes.


Changes for v5.15.5513 - v5.16.5551

  • - Added Opera GPU and Application cache cleaning.
  • - Improved Google Chrome cleaning: IndexedDB, Quote Manager DB and Service Worker cache.
  • - Improved Microsoft Edge Temporary Files cleaning.
  • - Update Google Chrome Browser Plug-in management.
  • - Improved keyboard navigation.
  • - Updated various translations.
  • - Minor GUI improvements.
  • - Minor bug fixes.


Changes for v5.14.5493 - v5.15.5513

  • Updated Google Chrome cleaning: Cache, Session and History
  • Improved Firefox Cookie detection
  • Added Disk Analyzer search feedback
  • Improved System and Browser Monitoring (Professional only)
  • Improved Media Player Classic cleaning
  • Improved localization and language support
  • Minor GUI improvements
  • Minor bug fixes


Changes for v5.13.5460 - v5.14.5493

  • - New Browser Plugins section for browser start up management.
  • - Improved Google Chrome and Opera session cleaning.
  • - Improved Disk Analyzer file scanning process.
  • - Improved TeamViewer and PDF Creator cleaning.
  • - Updated exception handling and reporting architecture.
  • - Updated various translations.
  • - Minor GUI improvements.
  • - Minor bug fixes.


Changes for v5.12.5431 - v5.13.5460

  • - Added Opera and Chrome Media Cache cleaning.
  • - Improved Chrome Extension and Cache cleaning.
  • - Improved Windows 10 Registry cleaning.
  • - Optimized 64-bit build architecture.
  • - Improved Auto-Update checking process.
  • - Improved Unicode text support.
  • - Minor GUI Improvements.
  • - Minor bug fixes.


Changes for v5.11.5408 - v5.12.5431

  • - Improved Firefox 42 Cache cleaning.
  • - Improved Google Chrome Download History cleaning.
  • - Improved Skip UAC on Windows 10.
  • - Improved detection and cleaning of portable browsers.
  • - Optimized cleaning rules loading routine.
  • - Improved localization and language support.
  • - Minor GUI Improvements.
  • - Minor bug fixes.


Changes for v5.10.5373 - v5.11.5408

  • - Added Windows Store apps to Uninstall tool (Windows 8, 8.1 and 10).
  • - Improved Google Chrome Download History cleaning.
  • - Improve Firefox 41 cleaning.
  • - Optimized Start-up Items detection routine.
  • - Improved keyboard navigation and shortcuts.
  • - Added Microsoft Office 2016 and Camtasia Studio 8.0 cleaning.
  • - Updated various translations.
  • - Minor GUI Improvements.
  • - Minor bug fixes.


Changes for v5.09.5343 - v5.10.5373

  • - Improved Microsoft Edge Cookie management.
  • - Optimized internal architecture for faster start up.
  • - Added Chrome extension cache and cookie cleaning.
  • - Improved Firefox session cleaning.
  • - Added Firefox HSTS (HTTP Strict Transport Security) cookie cleaning.
  • - Improved Intelligent Cookie Scan.
  • - Improved Window resizing and DPI support.
  • - Added Corsican translation.
  • - Minor GUI Improvements.
  • - Minor bug fixes.


Changes for v5.08.5308 - v5.09.5343

  • - Improved Microsoft Edge cleaning.
  • - Faster UI and styling improvements.
  • - Improved Windows 10 Registry detection and cleaning.
  • - Improved Internet Explorer 11 DOMStore cleaning.
  • - Optimized 64-bit build architecture for Windows 10.
  • - Improved Paint.NET and Malwarebytes Anti-Malware cleaning.
  • - Improved localization and language support.
  • - Minor bug fixes.


Changes for v5.07.5261 - v5.08.5308

  • - Improved Windows 10 (10240 RTM build) compatibility.
  • - Improved Microsoft Edge Cache and Saved Password cleaning.
  • - Improved Opera 30 Session cleaning.
  • - Added Microsoft Edge Browser Monitoring (CCleaner Professional only).
  • - Added 'Open CCleaner' to System and Browser Monitoring (CCleaner Professional only).
  • - Improved Include and Exclude Wildcard support.
  • - Added Foxit Reader 7 and RealTimes cleaning.
  • - Improved Avira Antivirus, BlueStacks and Media Player Classic cleaning.
  • - Updated various translations.
  • - Minor GUI Improvements.
  • - Minor bug fixes.


Changes for v5.06.5219 - v5.07.5261

  • - Improved Microsoft Edge (Spartan / IE 12) cleaning.
  • - Improved Google Chrome Internet Cache and Session cleaning.
  • - Added Firefox Web Apps start-up management.
  • - Improved Windows 10 Recycle Bin and Delayed cleaning support.
  • - Improved Skip UAC functionality for domain accounts.
  • - Added Adobe Reader DC cleaning.
  • - Updated various translations.
  • - Minor GUI Improvements.
  • - Minor bug fixes.


Changes for v5.05.5176 - v5.06.5219

  • - Added Microsoft Edge (Spartan / IE 12) cleaning.
  • - Improved Firefox session cleaning.
  • - Improved Google Chrome Download History cleaning.
  • - Improved system restore detection routine.
  • - Improved keyboard navigation.
  • - Updated exception handling and reporting architecture.
  • - Improved localization and language support.
  • - Minor GUI Improvements.
  • - Minor bug fixes.


Changes for v5.04.5151 - v5.05.5176

  • - Improved Windows 10 (build 10049) compatibility.
  • - Improved Internet Explorer and Firefox Startup Items detection.
  • - Improved Opera Cache and History cleaning.
  • - Improved context menu management.
  • - Improved DPI awareness and high DPI support.
  • - Improved Unicode text support.
  • - Updated various translations.
  • - Minor GUI improvements.
  • - Minor bug fixes.


Changes for v5.03.5128 - v5.04.5151

  • - Added Include items option to ignore newer files.
  • - Improved Opera history cleaning.
  • - Improved Skip UAC functionality.
  • - Optimized system restore detection routine.
  • - Improved small screen size support.
  • - Improved localization and language support.
  • - Minor GUI Improvements.
  • - Minor bug fixes.


Changes for v5.02.5101 - v5.03.5128

  • - Added Google Chrome IndexedDB cleaning.
  • - Improved Windows 10 (build 9926) compatibility.
  • - Improved Firefox and Google Chrome session cleaning.
  • - Improved Unicode support in Startup tool.
  • - Improved keyboard navigation and shortcuts.
  • - Updated various translations.
  • - Minor GUI Improvements.
  • - Minor bug fixes


Changes for v5.01.5075 - v5.02.5101

  • - Improved Firefox Local Storage and Cookie cleaning.
  • - Improved Google Chrome 64-bit support.
  • - Improved Firefox Download History analysis and cleaning.
  • - Optimized Disk Analyzer scanning process.
  • - Improved detection and cleaning of portable browsers.
  • - Updated various translations.
  • - Minor GUI Improvements.
  • - Minor bug fixes.


Changes for v5.00.5050 - v5.01.5075

  • - New Disk Analyzer tool.
  • - Improved Firefox 34 cleaning.
  • - Improved Opera History cleaning.
  • - Optimized Memory and CPU usage.
  • - Improved localization support.
  • - Minor GUI Improvements.
  • - Minor bug fixes.


Changes for v4.19.4867 - v5.00.5050

  • - New improved GUI.
  • - Improved internal architecture for better performance.
  • - Added Google Chrome plugin management
  • - Improved Google Chrome Startup item detection.
  • - Optimized automatic updates for Pro version.
  • - Improved system restore detection routine.
  • - Updated exception handling and reporting architecture.
  • - Optimized 64-bit builds on Windows 8, 8.1 and 10.
  • - Updated various translations.
  • - Many performance improvements and bug fixes.


Changes for v4.19.4867 - v5.0 Beta

  • This build includes just the interface change. The other features will be coming over the next week, with a final release build at the end of the month.


Changes for v4.18.4844 - v4.19.4867

  • - Added Windows 10 Preview compatibility.
  • - Improved Opera 25 Cache cleaning.
  • - Improved exception handling and reporting architecture.
  • - Improved Auto-Update checking process.
  • - Updated various translations.
  • - Minor GUI Improvements.
  • - Minor bug fixes.


Changes for v4.17.4808 - v4.18.4844

  • - Added Active System Monitoring for Free users
  • - Improved Firefox Saved Password cleaning.
  • - Improved Opera History cleaning.
  • - Improved 64-bit build architecture for Window 8 and 8.1.
  • - Added Ashampoo Burning Studio 14, XnView and FastStone Capture cleaning.
  • - Improved localization support.
  • - Minor GUI Improvements.
  • - Minor bug fixes.


Changes for v4.16.4763 - v4.17.4808

  • Added Google Chrome and Opera GPU cache cleaning.
  • Improved Google Chrome and Opera Download History cleaning.
  • Improved Firefox Aurora session cleaning.
  • Improved Firefox and Google Chrome Startup items detection.
  • Added PhotoScape, BlueStacks and ManyCam cleaning.
  • Improved AntiVir Desktop and Wondershare cleaning.
  • Minor GUI Improvements.
  • Minor bug fixe


Changes for v4.15.4725 - v4.16.4763

  • - Improved Google Chrome 36 cleaning and start-up management.
  • - Improved Firefox browsing cache cleaning.
  • - Added Repair option to Uninstall tool.
  • - Improved 64-bit build architecture on Windows 7 and 8.
  • - Improved Startup Item tool compatibility.
  • - Added Teamviewer, Microsoft One Drive, Real VNC 5, Tag & Rename and Tango cleaning.
  • - Minor GUI Improvements.
  • - Minor bug fixes.


Changes for v4.14.4707 - v4.15.4725

  • - Added Google Chrome 64-bit support.
  • - Improved memory usage and management architecture.
  • - Added Yandex browser cleaning.
  • - Improved Wipe Free Space algorithm.
  • - Added SnagIt 12, Format Factory, Nitro PDF Reader and Virtual DJ cleaning.
  • - Added Social Media links.
  • - Updated various translations.
  • - Minor GUI Improvements.
  • - Minor bug fixes.


Changes for v4.13.4693 - v4.14.4707

  • Improved Firefox and Mozilla based browser Cookie cleaning
  • Improved Startup item Unicode support
  • Improved Operating System detection
  • Added Cyberfox browser cleaning
  • Improved 64-bit Registry detection and cleaning architecture
  • Improved skip UAC warning for Monitoring (CCleaner Professional only)
  • Added PowerArchiver 2013, Nitro Pro 9 and Stardock WindowBlinds cleaning
  • Improved Microsoft Office 2010, Foxit Reader 6, AVG AntiVirus 8, 9, 10, 2012 and 2013 cleaning
  • Minor GUI Improvements
  • Minor bug fixes


Changes for v4.12.4657 - v4.13.4693

  • Added Windows 8.1 Update 1 and Server 2012 R2 Update 1 compatibility.
  • Improved Chrome cleaning: Internet History, Last Download Location and Startup item management.
  • Improved Opera 15 and newer cleaning: Internet History, Last Download Location and Startup item management.
  • Added Firefox plugin activation mode support.
  • Improved handling of removed and unmounted disks.
  • Improved Windows keyboard shortcut support.
  • Improved Shutdown after cleaning and /AUTO command-line.
  • Added Wondershare Video Converter Pro, Aimersoft Video Converter Ultimate, Real Player Cloud cleaning.
  • Improved Java, Windows Defender, FrostWire, CuteFTP 9, Winamp, FileZilla, SUPERAntiSpyware, OpenOffice 4 cleaning.
  • Added Mongolian language.
  • Minor GUI Improvements.
  • Minor bug fixes.


Changes for v4.11.4619 - v4.12.4657

  • - Added Opera 15 and newer Saved Form Information cleaning.
  • - Added Opera Developer Channel support.
  • - Improved ActiveX and Class Issue Registry cleaning.
  • - Added Facebook and Twitter cookies to Intelligent Cookie Scan.
  • - Improved Scheduler management (CCleaner Professional only).
  • - Added Xilisoft Video Converter and DVD Ripper, dBpoweramp and SyncBackFree cleaning.
  • - Improved Internet Download Manager, Oxygen XML Editor, Orbit Downloader, CA Anti-Virus, Microsoft AntiSpyware, and Vuze cleaning.
  • - Minor GUI Improvements.
  • - Minor bug fixes.


Changes for v4.10.4570 - v4.11.4619

  • Added Opera 15 and newer Startup item management.
  • Added File content duplicate detection to File Finder.
  • Improved Drive Wiper SSD detection.
  • Added Torch Browser support.
  • Added File Finder upper file size threshold.
  • Optimized Firefox Profile Startup items detection.
  • Improved Scheduler language support (Professional only).
  • Improved Google Earth, Winamp, MusicMatch Jukebox, Windows Live Messenger, Free Download Manager and Internet Download Accelerator cleaning.
  • Minor GUI Improvements.
  • Minor bug fixes.


Changes for v4.09.4471 - v4.10.4570

  • - Improved Firefox 26 cleaning.
  • - Improved Firefox extension management.
  • - Improved Shutdown after cleaning and /SHUTDOWN command-line.
  • - Added new cleaning scheduler (CCleaner Professional only).
  • - Added Facebook Metro, Picasa 3, Spotify, Wondershare Video Converter Ultimate, Kingsoft Office 2013 and Sublime Text cleaning.
  • - Improved Audacity cleaning.
  • - Improved localization and language support.
  • - Minor GUI improvements and bug fixes.


Changes for v4.08.4428 - v4.09.4471

  • - Added Google Chrome v32 cleaning and startup management.
  • - Added individual cookie cleaning from Cookies screen.
  • - Improved Internet Explorer 11 DOMStore cleaning.
  • - Added Shutdown after cleaning option.
  • - Improved Live Monitoring notifications (CCleaner Professional only).
  • - Added Alcohol 52%, The Bat and Nero 14 Platinum HD cleaning.
  • - Improved Camfrog Video Chat, Alcohol 120%, Adobe Fireworks 6.0, Nero 12 Platinum HD Suite, Nero Video 11 and eMule cleaning.
  • - Minor GUI improvements.
  • - Minor bug fixes.


Changes for v4.07.4369 - v4.08.4428

  • - Added Firefox 27 new cache location cleaning.
  • - Improved Chrome cleaning: Flash cookies and last download location.
  • - Improved Internet Explorer and Firefox Startup Items detection.
  • - Enhanced Thunderbird and Firefox detection algorithm.
  • - Improved context menu management.
  • - Optimized system restore detection routine.
  • - Improved secure deletion of files with long filenames.
  • - Added advanced scheduled task management for Windows Vista and newer.
  • - Improved portable browsers management in Startup screen.
  • - Improved live monitoring notifications and settings (CCleaner Professional only).
  • - Added CyberLink AudioDirector 4 and PowerDirector 12, Adobe Photoshop Elements 12 and Premiere Elements 12, Nero Express 2014 and BackItUp 2014 cleaning.
  • - Improved Real Player, Real Player 15 and 16, Steam and Xfire cleaning.
  • - Minor GUI improvements.
  • - Minor bug fixes.


Changes for v4.06.4324 - v4.07.4369

  • - Added Windows 8.1 compatibility.
  • - Added Internet Explorer 11 Release Preview for Windows 7 compatibility.
  • - Added old Windows installation folder cleaning.
  • - Improved Internet Explorer history cleaning.
  • - Added Baidu Spark browser cleaning.
  • - Improved debug mode notification.
  • - Added ABBYY FineReader 11.0, Corel PaintShop Pro X6 and Nero Burning Rom 2014 cleaning.
  • - Improved WinZip, Java, UltraEdit, Macromedia Shockwave 10 and 11, Photodex ProShow Producer and RealPlayer SP cleaning.
  • - Minor GUI improvements.
  • - Minor bug fixes.


Changes for v4.05.4250 - v4.06.4324

  • Improved Internet Explorer DOMStore cookie cleaning.
  • Enhanced Firefox Internet History cleaning.
  • Added free text entry for include and exclude items.
  • Optimized Startup tool browser detection.
  • Updated procedure for recursive folder analysis and cleaning.
  • Improved system monitoring startup procedure (CCleaner Professional).
  • Added CDBurnerXP, UltraEdit, Photodex ProShow Producer, SketchUp Make 2013 and HandBrake cleaning.
  • Minor GUI improvements.
  • Minor bug fixes.


Changes for v4.04.4197 - v4.05.4250

  • Added Windows Server 2012 R2 Preview support
  • Added Windows Event Log cleaning
  • Updated Intelligent Cookie Scanning
  • Improved behavior when removing System Restore points
  • Improved Windows XP last download location cleaning
  • Enhanced the File Finder function keyboard navigation
  • Improved privacy data cleaning for multiple users in Internet Explorer 11 (CCleaner Professional)
  • Improved the time interval options for system monitoring (CCleaner Professional)
  • Updated exception handling and reporting architecture
  • Added Adobe Premier Pro CC, OpenOffice 4, CuteFTP 9, and Directory Opus 10 cleaning
  • Improved Foxit Phantom PDF and QuickTime cleaning
  • Minor GUI improvements and bug fixes


Changes for v4.03.4151 - v4.04.4197

  • - Added Windows 8.1 Preview support.
  • - Added Internet Explorer 11 cleaning.
  • - Added Opera 15 cleaning.
  • - Improved Google Chrome cleaning: Flash Cookies, Channel ID Cookies and Last Download Location.
  • - Improved detection of Chromium based browsers.
  • - Added Comodo IceDragon cleaning.
  • - Improved detection and cleaning of portable browsers.
  • - Improved Monitoring notifications (Pro version).
  • - Added cleaning for Sony Vegas Pro 12.0, Bing Search, Bing Finance, Bing Maps, Bing News, Bing Sports and Bing Travel.
  • - Added Hindi translation.
  • - Minor GUI improvements and bug fixes.


Changes for v4.02.4115 - v4.03.4151

  • - Added command line option to reboot after cleaning (/AUTO /RESTART).
  • - Improved Firefox cleaning: Site Preferences, History and Startup items.
  • - Improved Internet Explorer 10 cleaning: Saved Passwords, Userdata Cookies and Last Download Location.
  • - Improved Internet Explorer 9 Last Download Location cleaning.
  • - Improved Opera Cache cleaning.
  • - Updated Startup items detection for Firefox and Google Chrome.
  • - Added Cookie management for multiple users (Pro Version).
  • - Improved Startup item management for multiple users on Windows 8 (Pro Version).
  • - Added cleaning for Express Scribe, Gom Player, Skype Metro App, Twitter Metro and Adobe Reader Touch.
  • - Improved cleaning for Microsoft Office 2013.
  • - Added Thai translation.
  • - Improved localization and language support.


Changes for v4.01.4093 - v4.02.4115

  • - Improved History cleaning for Internet Explorer 10.
  • - Optimized Cache cleaning for Internet Explorer 10.
  • - Improved Download History cleaning for Firefox.
  • - Improved DOMStore cookie cleaning for Internet Explorer 10.
  • - Optimized detection of Google Chrome Startup items.
  • - Improved drive detection in File Finder.
  • - Improved System and Browser Monitoring (Pro Version).
  • - Added cleaning for Adobe Fireworks 6.0, Nero 12 Platinum HD Suite, Foxit Reader 6.0, Virtual Clone Drive, PDFCreator and PDF Architect.
  • - Improved cleaning for Freemake Video Converter.
  • - Minor bug fixes and GUI improvements.


Changes for v4.00.4064 - v4.01.4093

  • Improved History cleaning for Google Chrome
  • Improved compatibility with Firefox v19 and newer
  • Optimized Registry cleaning algorithm for Windows 8
  • Improved Internet Explorer 10 compatibility
  • Improved Duplicate File Finder tool
  • Optimized System and Browser Monitoring (Pro Version)
  • Added cleaning for Adobe Acrobat XI, VSO Blu-ray and DVD Converter Ultimate, Oxygen XML Editor 14 and Connectify Hotspot
  • Improved cleaning for Google Earth and MailWasher Pro
  • Minor GUI improvements
  • Minor bug fixes


Changes for v3.28.1913 - v4.00.4064

  • New improved graphics and icon.
  • Improved internal architecture for better performance.
  • New Duplicate File Finder tool.
  • New System and Browser Monitoring (Pro Version).
  • Optimized and improved Registry Cleaning.
  • Added cleaning for Avast Antivirus 8, Adobe Photoshop CS6, Samsung Kies and Real Player 16.
  • Improved Drive Wiper performance.
  • Optimized Startup item detection algorithm.
  • Optimized 64-bit builds on Windows 7 and 8.
  • Many performance improvements and bug fixes.


Changes for v3.27.1900 - v3.28.1913

  • Improved Windows 8 compatibility.
  • Improved cleaning for Windows Log Files.
  • Improved memory usage and performance on Windows 7.
  • Improved cleaning for Adobe Flash Player and ConvertXToDVD.
  • Added cleaning for Gadu-Gadu and Foxit Phantom PDF.
  • Faster automatic updating for Pro version.
  • Updated various translations.
  • Minor GUI improvements.
  • Minor bug fixes.


Changes for v3.26.1888 - v3.27.1900

  • - Added cleaning for Internet Explorer Metro Cache.
  • - Added cleaning for Internet Explorer Metro History.
  • - Added Google Chrome v24 support.
  • - Improved Firefox compatibility on v17 and newer.
  • - Improved Google Chrome extension compatibility.
  • - Improved Unicode text support.
  • - Added Burmese translation.
  • - Minor GUI improvements.
  • - Minor bug fixes.


Changes for v3.25.1872 - v3.26.1888

  • - Improved Firefox add-on management.
  • - Improved Google Chrome extension management.
  • - Optimized directory analysis algorithm.
  • - Added cleaning for Office 2013.
  • - Added cleaning for Adobe Reader 11.0.
  • - Fixed minor issue with Windows 8 installer.
  • - Updated unicode translations.
  • - Minor GUI improvements.
  • - Minor tweaks and bug fixes.


Changes for v3.24.1850 - v3.25.1872

  • Added Google Chrome Extension management.
  • Improved compatibility with Windows 8 and Windows Server 2012.
  • Improved security when managing Firefox plugins.
  • Improved internal module loading speed.
  • Added cleaning for Adobe Dreamweaver, Corel PaintShop Pro X5 and Anonymizer.
  • Improved cleaning for Microsoft Office 2010 and ImgBurn.
  • GUI navigation improvements.
  • Minor bug fixes.


Changes for v3.23.1823 - v3.24.1850

  • - Added Firefox Plugin and Extension management.
  • - Optimized architecture for 64-bit builds of Windows 7 and 8.
  • - Improved Firefox Aurora cookie cleaning.
  • - Improved Chrome Canary Saved Form Information cleaning.
  • - Added cleaning for AVG AntiVirus 2013, 4Sync, Copernic, DVDFab, Inkscape and PKZip.
  • - Improved cleaning for Windows MRUs.
  • - Faster automatic updating for Pro version.
  • - Minor GUI improvements.
  • - Minor bug fixes.


Changes for v3.22.1800 - v3.23.1823

  • - Improved performance for Windows 8.
  • - Improved memory usage and shutdown time.
  • - Added support for Firefox 16.
  • - Added Google Chrome DNS Prefetch cleaning.
  • - Added Google Chrome journal and tmp file cleaning.
  • - Improved Publisher discovery in Startup Tool.
  • - Improved support for Run Once actions in Startup Tool.
  • - Improved file deletion security.
  • - Added support for CoolNovo formerly ChromePlus.
  • - Minor GUI improvements.
  • - Minor bug fixes.


Changes for v3.21.1767 - v3.22.1800

  • - Added full support for Windows 8.
  • - Improved Startup Item tool compatibility.
  • - Improved benchmarking for Cleaner summary results.
  • - Improved support for Custom Files and Folders.
  • - Improved file security algorithms.
  • - Added option to Exclude a single registry value.
  • - Improved wildcard support in search boxes.
  • - Fixed support for Windows 2000.
  • - Minor GUI improvements.
  • - Minor bug fixes.


Changes for v3.20.1750 - v3.21.1767

  • Added support for Windows Server 2012.
  • Added Opera plug-in cache cleaning.
  • Added benchmarking for Cleaner summary results.
  • Improved Startup Tool loading algorithm.
  • Improved Drive support in Drive Wiper tool.
  • Improved Font Cache cleaning.
  • Improved Wildcard behavior in search boxes.
  • Improved System Restore discovery.
  • Improved Windows 8 identification.
  • Added cleaning for Universal Extractor.
  • Updated Internet Download Manager cleaning.
  • Added Tatar translation.
  • Minor GUI improvements and bug fixes.


Changes for v3.19.1721 - v3.20.1750

  • - Added Windows Explorer Context Menu management to Startup tool.
  • - Added Windows 8 Release Preview compatibility.
  • - Added Opera 12 support.
  • - Updated History cleaning for Aurora.
  • - Updated History cleaning for Chrome Canary.
  • - Improved UAC bypass code.
  • - Improved accuracy for uninstall items installation date and size.
  • - Improved Scheduled Tasks detection.
  • - Improved cleaning algorithm duplication detection.
  • - Improved file and setting removal when uninstalling.
  • - Minor bug fixes.


Changes for v3.18.1707 - v3.19.1721

  • Added option to skip User Account Control (UAC) warning.
  • Added support for Firefox 13.0 beta.
  • Moved Thunderbird to be cleaned separately.
  • Improved Aurora History cleaning.
  • Improved Google Chrome Saved Passwords cleaning.
  • Improved Scheduled Tasks detection.
  • Improved Uninstaller Installation Date on XP.
  • Added cleaning for BitDefender.
  • Improved detection for Malwarebytes Anti-Malware, VLC Media Player and Avast! Antivirus 6.
  • Minor bug fixes.


Changes for v3.17.1689 - v3.18.1707

  • - Added support for Firefox 12 final release.
  • - Added support for Google Chrome 20.0 beta.
  • - Added multi-select to detailed results view.
  • - Improved support for Internet Explorer 64-bit Add-ons.
  • - Improved folder detection algorithm for cleaning items.
  • - Improved scrolling interface for Include/Excluding dialogs.
  • - Improved compatibility with Windows 7 alt-tab functionality.
  • - Improved user interface for Drive Wiper Tool.
  • - Added support for Opera Portable.
  • e.g. CustomLocation1=OPERA|T:\OperaPortable\Data\profile
  • - Added cleaning for Corel VideoStudio Pro X5, MS Security Client and GIMP 2.8.
  • - Improved cleaning for OpenOffice 3, AIMP 3.
  • - Minor GUI improvements.
  • - Minor bug fixes.


Changes for v3.16.1666 - v3.17.1689

  • (Build 1689) fixed bug in Windows Media Player.
  • Added wildcard support for Cookie cleaning.
  • Improved Google Chrome Saved Form Information cleaning.
  • Improved Google Chrome History cleaning for Search Engines.
  • Added Hosts history cleaning in Aurora.
  • Added Shortcuts history cleaning in Google Chrome Canary.
  • Improved JumpList menu to avoid possible UI lock.
  • Improved option to close running browsers when cleaning.
  • Improved IE AutoComplete Form History and Saved Passwords cleaning.
  • Improved shortcut cleaning in Windows 8.
  • Added cleaning for CyberLink PhotoDirector 10, DivX player and Snagit 11.
  • Improved cleaning for Vuze, Windows Media Center, Windows Media Player,
  • Corel VideoStudio Pro X4 and Game Explorer.
  • Improved BitTorrent detection.
  • Minor bug fixes and improvements.


Changes for v3.15.1643 - v3.16.1666

  • - Added Scheduled Task management in Startup tool.
  • - Added Option to close running browsers when cleaning.
  • - Improved Google Chrome History cleaning.
  • - Improved Aurora History cleaning.
  • - Improved Windows 8 compatibility.
  • - Added cleaning for AIMP 3, Corel VideoStudio Pro X4 and AlZip.
  • - Improved cleaning for Snagit 10, AntiVir Desktop, Ashampoo Burning Studio 11, and Adobe Acrobat 9.0 and 10.0.
  • - Reduced 64-bit EXE memory usage.
  • - Minor GUI improvements.


Changes for v3.14.1616 - v3.15.1643

  • Added Chrome Canary Omnibox search shortcut cleaning.
  • Added option to only clean Recycle Bin files deleted more than 24 hours ago.
  • Improved Firefox History cleaning.
  • Improved Analysis results for Firefox and Chrome cookies and cache.
  • Improved Driver Wiper feedback for successful operations.
  • Improved thread synchronization algorithm to avoid possible deadlocks.
  • Updated Chrome Canary Saved Form Information cleaning.
  • Updated Chrome Canary Saved Passwords cleaning.
  • Updated Aurora History cleaning.
  • Added cleaning for Camtasia Studio 7.0, CoffeeCup HTML Editor, Ashampoo Burning Studio 11, Any Video Converter Ultimate, ConvertXToDVD, Freemake Video Downloader, Audio Converter and Video Converter.
  • Improved cleaning for Windows Log Files and MS Search.
  • Improved file size detection algorithm for Recycle Bin.
  • Minor bug fixes.


Changes for v3.13.1600 - v3.14.1616

  • Improved Startup tool usability.
  • Improved IE Add-on management.
  • Improved Import/Export for Cookies.
  • Improved Recycle Bin cleaning and duplicated filenames.
  • Updated Chrome Canary Saved Form Information cleaning.
  • Updated Chrome Canary Saved Passwords cleaning.
  • Updated Chrome Canary Cookie cleaning.
  • Fixed bug in long filename extensions.
  • Added cleaning for Chrome Canary "Network Action Predictor".
  • Added cleaning for Real Player 15, PerfectDisk 12.5 and Windows Media Center.
  • Improved cleaning for WinRAR, Windows Log Files, uTorrent and Acrobat Distiller 10.
  • Minor bug fixes.


Changes for v3.12.1572 - v3.13.1600

  • Added IE add-on manager.
  • Added Firefox Jumplist Cache cleaning.
  • Improved Firefox and Thunderbird cache cleaning.
  • Improved Google Chrome Internet History cleaning for typed URLs.
  • Improved Google Chrome Canary Saved Form Information cleaning.
  • Improved Google Chrome Canary Saved Passwords cleaning.
  • Improved Recycle Bin cleaning with symbolic links.
  • Improved item exclusion feedback in Registry screen.
  • Improved keyboard usability on Intelligent Cookie scan dialog.
  • Added support for custom Thunderbird installation.
  • e.g. CustomLocation1=THUNDERBIRD|C:\Portable\Thunderbird\Data\profile
  • Added cleaning for Corel PaintShop Pro X4, Nero Video 11 and Nero Vision 10.
  • Improved cleaning for WinRAR, LogMeIn, Office 2003, 2007 and 2010.
  • Added Indonesian translation.


Changes for v3.11.1550 - v3.12.1572

  • - Added Firefox 8.0 Beta support.
  • - Added Firefox 7.0 Final support.
  • - Added secure delete for Cluster tips.
  • - Added secure delete for Alternate Data Streams.
  • - Added cleaning for Network Passwords.
  • - Added PATH environment variable cleaning.
  • - Added cleaning for Top Sites in Safari.
  • - Improved support for Chrome Canary.
  • - Improved support for Firefox Aurora channel.
  • - Added cleaning for AVG AntiVirus 2012, ACDSee 14, BitZipper and Avast! Antivirus 6.
  • - Improved cleaning for VLC Media Player and Axialis IconWorkshop.
  • - Added Marathi translation.
  • - Minor bug fixes.


Changes for v3.11.1541 - v3.11.1550

  • Build 1550) Fixed Recycle Bin issues.
  • Added initial support for Windows 8.
  • Added expanded Recycle Bin contents in detailed view.
  • Improved Thunderbird cache cleaning support.
  • Improved Safari history cleaning.
  • Improved "Unused File Extensions" registry rule improvements.
  • Improved Secure file deletion on FAT32 file system.
  • Improved Drive Wiper tool to prevent UI freezing.
  • Improved cleaning for Windows Log Files, Memory Dumps, Microsoft Office 2007 and 2010.
  • Improved Speedbit Download Accelerator Plus cleaning.
  • Added cleaning for AkelPad.
  • Added Latvian translation.
  • Minor bug fixes.


Changes for v3.10.1525 - v3.11.1541

  • Added initial support for Windows 8.
  • Added expanded Recycle Bin contents in detailed view.
  • Improved Thunderbird cache cleaning support.
  • Improved Safari history cleaning.
  • Improved "Unused File Extensions" registry rule improvements.
  • Improved Secure file deletion on FAT32 file system.
  • Improved Drive Wiper tool to prevent UI freezing.
  • Improved cleaning for Windows Log Files, Memory Dumps, Microsoft Office 2007 and 2010.
  • Improved Speedbit Download Accelerator Plus cleaning.
  • Added cleaning for AkelPad.
  • Added Latvian translation.
  • Minor bug fixes.


Changes for v3.09.1493 - v3.10.1525

  • Added Firefox 7.0 Beta support.
  • Added Firefox 6.0 Final support.
  • Added IE 9.0.2 support.
  • Added Safari 5.1 binarycookies file cleaning and management.
  • Added cleaning for MS Search, Cached Fonts, RegEditX, SpeedBit DAP, Spyware Terminator, SUPERAntiSpyware, Acrobat Distiller 10 and Foxit Reader 5.0.
  • Improved cleaning for Internet Download Accelerator.
  • Improved Opera 9 Last Download Location cleaning.
  • Improved accuracy and reliability for free space and entire drive wiping.
  • Improved Safari local storage cleaning.
  • Improved Google Chrome "Saved Form Information" and "Saved Passwords" cleaning.
  • Updated various translations.
  • Minor optimization tweaks.


Changes for v3.08.1475 - v3.09.1493

  • Added Firefox 6.0 beta support.
  • Added HTML5 Offline cache cleaning and management for Firefox.
  • Added wildcard support to folders. (i.e. "Include1=PATH|%AppData%\*\|*.txt|RECURSE" or FileKey1=%AppData%\?*e|*.txt|RECURSE)
  • Added convertion of custom file entry to folder when using wildcard.
  • Added cleaning for Zune, BreezeBrowser Pro, FastStone Image Viewer, Notepad++ and NoteXpad.
  • Improved cleaning for Real Player.
  • Improved Chrome Saved Form Information and Saved Passwords cleaning.
  • Improved Enabling/Disabling StartUp items.
  • Improved icons detection for Uninstall screen.
  • Improved drag-and-drop functionality for Include/Exclude screen.
  • Improved localization support.
  • Improved StartUp items discovery.
  • Improved memory handling and garbage collection.
  • Minor UI tweaks.


Changes for v3.07.1457 - v3.08.1475

  • Added support for Firefox 5.0.
  • Improve Firefox History cleaning.
  • Improved cleaning for Windows Error Reporting and Other Explorer MRUs.
  • Added cleaning for Ditto, Evernote, I2P, McAfee AntiVirus, MS AntiMalware, PerfectDisk, PowerISO, UltraISO, GIMP, Go!Zilla, MagicISO.
  • Improved cleaning for 7-Zip, Daemon Tools, Windows Defender.
  • Improved DOMStore cookie domain discovery and cleaning.
  • Improved Uninstall tool scanning and uninstalling routines.
  • Improved Registry Cleaner detection algorithm.
  • Improved Start Up tool detection algorithm.
  • Added multiple monitor support.
  • Improved shortcut key accelerators.
  • Improved search response when using wild cards.
  • Added support for root registry keys in the exclude list.
  • Added Kazakh language.
  • Minor GUI improvements and fixes.


Changes for v3.06.1433 - v3.07.1457

  • Added Flash Player SOL setting file cleaning and management.
  • Added Safari Icon history cleaning.
  • Added cleaning for Windows Elevated Diagnostics.
  • Added cleaning for Kantaris Media Player, KMPlayer, Orbit Downloader, Pando, Sandboxie and Snagit.
  • Improved cleaning for XFire, Real Player, Windows Log Files, Macromedia Shockwave 10 and 11.
  • Improved Google Chrome thumbnails and favicons cleaning.
  • Improved Google Chrome Saved Form Information cleaning.
  • Improved Google Chrome Save Passwords cleaning.
  • Improved Opera Last Download Location cleaning.
  • Improved Remote Desktop cleaning.
  • Improved Recent Documents cleaning.
  • Improved Exclusion functionality for Registry cleaning.
  • Improved Registry cleaning for Windows Services.
  • Improved Drive Wiper functionality and feedback.
  • Fixed bug in Cookie importing/exporting.
  • Minor translation fixes.


Changes for v3.05.1409 - v3.06.1433

  • - Added HTML5 IndexedDB cleaning and management for Firefox and Chrome.
  • - Added HTML5 Offline cache cleaning and management for Opera and Safari.
  • - Added Firefox Site Preferences cleaning.
  • - Added Opera Last Download Location cleaning.
  • - Added Opera Recently Typed URLs cleaning.
  • - Added Opera Session cleaning.
  • - Improved Chrome Most visited Sites history cleaning.
  • - Improved Registry reading and cleaning algorithm.
  • - Improved Intelligent cookie scanning.
  • - Improved IE Temporary Internet Files cleaning.
  • - Improved IE History cleaning.
  • - Improved "Windows Service" registry issue detection.
  • - Improved "ActiveX and Class Issues" registry issue detection.
  • - Updated Google Chrome icon.
  • - Added cleaning for Core FTP, FileZilla, SmartFTP, A-Squared, MySpaceIM and MusicMatch Jukebox.
  • - Improved cleaning for CuteFTP.
  • - Minor bug fixes.


Changes for v3.05.1408 - v3.05.1409

  • Added support for Internet Explorer 9.
  • Added support for Firefox 4.0.
  • Added Internet Explorer Cached Feeds cleaning.
  • Added Internet Explorer Add-ons Statistics cleaning.
  • Added iTunes cookie management.
  • Added Opera cleaning for saved/opened directories paths.
  • Improved Firefox/Mozilla Saved Password cleaning.
  • Improved Intelligent cookie keeping functionality.
  • Improved Registry cleaning for Obsolete Software.
  • Improved Registry cleaning for Unused File Extensions.
  • Added Registry cleaner for Windows Services.
  • Added cleaning for obsolete Firewall Rules.
  • Added detection of invalid Browser Helper Objects.
  • Added new environment variables for user documents. (i.e. %CommonDocuments%, %CommonMusic%, %CommonPictures%, %CommonVideo%, %MyDocuments%, %Documents%, %MyMusic%, %Music%, %MyPictures%, %Pictures%, %MyVideo%, %Video%).
  • Added cleaning for Adobe Air, Advanced Searchbar, Steam, Xfire, Skype, AOL Instant Messenger, Camfrog Video Chat, Miranda Instant Messenger, Pidgin, Yahoo Messenger, ooVoo, TeamSpeak, Ventrilo Client, Ventrilo Server, FrostWire, uTorrent, Shareaza, iMesh, BearShare, DC++ and Ares.
  • Additional fix for Steam caching issues. (Build 1409)


Changes for v3.04.1389 - v3.05.1408

  • Added support for Internet Explorer 9.
  • Added support for Firefox 4.0.
  • Added Internet Explorer Cached Feeds cleaning.
  • Added Internet Explorer Add-ons Statistics cleaning.
  • Added iTunes cookie management.
  • Added Opera cleaning for saved/opened directories paths.
  • Improved Firefox/Mozilla Saved Password cleaning.
  • Improved Intelligent cookie keeping functionality.
  • Improved Registry cleaning for Obsolete Software.
  • Improved Registry cleaning for Unused File Extensions.
  • Added Registry cleaner for Windows Services.
  • Added cleaning for obsolete Firewall Rules.
  • Added detection of invalid Browser Helper Objects.
  • Added new environment variables for user documents. (i.e. %CommonDocuments%, %CommonMusic%, %CommonPictures%, %CommonVideo%, %MyDocuments%, %Documents%, %MyMusic%, %Music%, %MyPictures%, %Pictures%, %MyVideo%, %Video%).
  • Added cleaning for Adobe Air, Advanced Searchbar, Steam, Xfire, Skype, AOL Instant Messenger, Camfrog Video Chat, Miranda Instant Messenger, Pidgin, Yahoo Messenger, ooVoo, TeamSpeak, Ventrilo Client, Ventrilo Server, FrostWire, uTorrent, Shareaza, iMesh, BearShare, DC++ and Ares.


Changes for v3.03.1366 - v3.04.1389

  • Added support for Windows 7 SP1.
  • Added Internet Explorer UserData cleaning and management.
  • Added Safari cookie management.
  • Improved Google Chrome detection.
  • Added Google Chrome JumplistIcons folder cleaning.
  • Added Opera Icon Cache folder cleaning.
  • Added support for Comodo Dragon.
  • Added support for SongBird embedded browser.
  • Added support for Thunderbird embedded browser.
  • Added Registry cleaner for Sound Events.
  • Improved Registry cleaning for Unused File Extensions.
  • Improved Registry cleaning for Application Paths.
  • Added environment variable support in Custom Locations.
  • Command line exporting of embedded INIs (/export [folder path]).
  • Added cleaning for Excel Viewer, FeedDemon, WinDiff and Last.FM, Free Download Manager, Internet Download Accelerator and Internet Download Manager.
  • Improved cleaning for AntiVir Desktop, AVG AntiVirus 10.0 and Windows Media Player.
  • Improved system file detection security.
  • Minor bug fixes.


Changes for v3.02.1343 - v3.03.1366

  • Added K-Meleon browser support.
  • Added Rockmelt browser support.
  • Added Chrome Plus browser support.
  • Added Saved Password cleaning for all browsers.
  • Added cleaning for multiple profiles in Google Chrome.
  • Added Recent Search History cleaning for Safari.
  • Added cleaning for Adobe Acrobat 9.0 and 10.0, Shockwave 10 and 11, Daemon Tools, Compare It! and Microsoft Search Helper Extension.
  • Improved Autocomplete Form History cleaning for IE9.
  • Improved Saved Form Information cleaning for Chromium based browsers.
  • Improved Internet History cleaning for Opera.
  • Improved Internet Cache cleaning for Firefox.
  • Improved cleaning for Silverlight and Adobe Reader.
  • Improved Office 2003 and XP to prevent removal of autocorrect settings.
  • Added more Windows MRU cleaning rules.
  • Added Belarusian translation.
  • Minor UI tweaks and fixes.


Changes for v3.01.1327 - v3.02.1343

  • Improved IE history cleaning for Windows 7, to deal with some persistent history entries.
  • Added import and export Cookie to Keep list.
  • Added cleaning for CloneCD, Ashampoo Burning Studio 10 and ExamDiff.
  • Added confirmation dialog when canceling wiping process in Drive Wiper.
  • Improved file size accuracy when analyzing and cleaning.
  • Improved cleaning for Windows Live Messenger, Antivir Desktop and ImgBurn.
  • Added file logging for all screens under Tools.
  • Added better support for mouse-wheel in all screens.
  • Improved icons in Rules tree for Vista and newer.
  • Fixed bug in Uninstall Tool to prevent entries from disappearing when renaming.
  • Minor tweaks and GUI fixes.


Changes for v3.00.1310 - v3.01.1327

  • Improved application startup time and INI loading speeds.
  • Removed need to reboot for Index.dat cleaning.
  • Improved cookie cleaning in Firefox 4.0 Beta 7.
  • Improved Chromium based browser detection and cleaning.
  • Added support for Adobe Reader 10 and Acronis True Image.
  • Improved cleaning for 7-Zip, Adobe Reader 9.0, Microsoft Silverlight Isolated Storage, WinPatrol and Microsoft Management Console.
  • Added support for local domains in "Cookies to Keep" list.
  • Improved debugging with log file support using /DEBUG command-line parameter.
  • Improved detection algorithm for 64-bit and Program Files.
  • Improved folder drag and drop in Include options.
  • Fixed bug in Uninstall Tool during cancellation.
  • Improved drive detection in Drive Wiper screen.
  • Added support to refresh cleaning rules using F5.
  • Improved translations.
  • Minor GUI improvements.


Changes for v3.00.1303 - v3.00.1310

  • Fixed bug with extensions on Chrome.
  • New CCleaner 64-bit native EXE.
  • New UI graphics and icons.
  • New internal scanning architecture.
  • New Drive Wiper tool screen under Tools section.
  • New Intelligent cookie keeping functionality.
  • Improved support for IE9.
  • Improved support for Google Chrome.
  • Improved HTML5 Database Storage cleaning.
  • Added support to clean Microsoft Silverlight Isolated Storage.
  • Added support for AVG AntiVirus 10.0, Audacity, LogMeIn Hamachi, BitTorrent and Windows Game Explorer.
  • Improved support for Vuze.
  • Added new environment variables: %SystemDirectory%, %SystemDirectory32% and %SystemDirectory64%.
  • Improved Registry backup to address problems when saving values.
  • Improved cleaning Windows Log Files for 64-bit OSs.
  • Many UI improvements and bug fixes.


Changes for v2.36.1233 - v3.00.1303

  • New CCleaner 64-bit native EXE.
  • New UI graphics and icons.
  • New internal scanning architecture.
  • New Drive Wiper tool screen under Tools section.
  • New Intelligent cookie keeping functionality.
  • Improved support for IE9.
  • Improved support for Google Chrome.
  • Improved HTML5 Database Storage cleaning.
  • Added support to clean Microsoft Silverlight Isolated Storage.
  • Added support for AVG AntiVirus 10.0, Audacity, LogMeIn Hamachi, BitTorrent and Windows Game Explorer.
  • Improved support for Vuze.
  • Added new environment variables: %SystemDirectory%, %SystemDirectory32% and %SystemDirectory64%.
  • Improved Registry backup to address problems when saving values.
  • Improved cleaning Windows Log Files for 64-bit OSs.
  • Many UI improvements and bug fixes.


Changes for v2.35.1223 - v2.36.1233

  • Added FTP Account cleaning.
  • Added support for Paint Shop Pro X3, VLC Media Player, MediaMonkey, Winamp, Malwarebytes Anti Malware, Avast! Antivirus and WinPatrol.
  • Improved support for Quicktime Player, Ad-Aware and AntiVir Desktop.
  • Added support for Firefox based browser Pale Moon.
  • Improved support for expanding environment variables %ProgramFiles% and "%CommonProgramFiles%" to both 32-bit and 64-bit folders.
  • Added new environment variables: %ProgramFiles32%, %ProgramFiles64%, "%CommonProgramFiles32%", "%CommonProgramFiles64%".
  • Splitter bar is no longer misbehaving when cleaning is in progress.
  • Improved navigation using keyboard.
  • Fixed bug in Startup Tool on Windows 2000.
  • Minor tweaks and fixes.


Changes for v2.35.1219 - v2.35.1223

  • Fixed bug in Adobe Flash detection.


Changes for v2.34.1200 - v2.35.1219

  • Added Session Cleaning for Firefox and Google Chrome.
  • Added support for Google Chrome Canary Build.
  • Added support for SRWare Iron browser via Google Chrome rule.
  • Added support to clean custom Chromium based browsers. e.g. CustomLocation1=CHROME|C:\Chromium\IronPortable\Profile\Default CustomLocation2=CHROME|C:\ChromePlus\ChromePlusUserData\Default
  • Added application support for Adobe Photoshop CS5, Adobe Illustrator CS5,
  • Adobe ImageReady CS, Nero Burning ROM 10, Google Calendar Sync
  • and Google Talk.
  • Improved application support for Adobe Photoshop CS3, Google Earth, Adobe Flash Player.
  • Added support to search Uninstall Tool items by Publisher.
  • Improved Custom Files and Folders accuracy to avoid duplicate reporting.
  • Improved Include/Exclude Options.
  • Improved Startup Tool functionality.
  • Improved Registry detection algorithm for Missing Shared Dlls.
  • Improved exception handling when cleaning W7 jumplist.
  • Updated URL references to use piriform.com.
  • Minor GUI tweaks and usability improvements.


Changes for v2.33.1184 - v2.34.1200

  • Extended cookie cleaning to include HTML5 Web Storage.
  • Improved Index.dat cleaning by deleting ones not locked by the system.
  • Improved "Install date" detection and accuracy for Uninstall Tool.
  • Improved file lock detection when analyzing to avoid false reporting.
  • Improved scrolling for list control to avoid repaint problems.
  • Improved cleaning of Recycle Bin.
  • Improved jumplist support to avoid possible UI lock.
  • Updated eMule cleaning.
  • Minor bug fixes.


Changes for v2.32.1165 - v2.33.1184

  • Added support for Flock 3.0.
  • Improved database compacting to only run when needed.
  • Improved Index.dat files cleaning for IE8 to include IECompatCache, IETldCache, PrivacIE folders.
  • Improved accuracy of cleaning status messages.
  • Improved localization and language support.
  • Improved UI text formatting for Cleaner screen.
  • Fixed Startup Tool double-clicking behavior on Win9x.
  • Minor improvements to Registry Cleaner on Windows 7.
  • Added Kurdish translation.


Changes for v2.31.1153 - v2.32.1165

  • Added support for Microsoft Office 2010.
  • Added Opera search field history cleaning.
  • Added Real Player SP cleaning.
  • Added "Analyze" and "Clean" context menu options to rule tree parent nodes.
  • Added "Restore default settings" button to Advanced Options.
  • Improved Opera favicons cleaning.
  • Improved support for Media Player Classic.
  • Improved cleaning of shortcuts on 64-bit machines.
  • Improve localization support.
  • Fixed bug with Russian translation.
  • Minor bug fixes.


Changes for v2.30.1130 - v2.31.1153

  • Improved Opera favicon cleaning by only deleting non-bookmarked entries.
  • Detailed view can now be set as default in Advanced options.
  • Added support to save Startup items to a text file.
  • Added new INI variable for Local Low folder %locallowappdata%.
  • Improved OpenOffice 3.x support.
  • Improved Quicktime player cache cleaning when in Protected Mode.
  • Fixed bug where Summary panel text could be edited.
  • Fixed bug in Uninstall Tool for Windows 2008 R2.
  • GUI improvements to Cookie screen.
  • Include/Exclude screen sorts entries in alphabetical order.
  • Number formatting is more accurate in Cleaner results.
  • Various minor bug fixes.


Changes for v2.29.1111 - v2.30.1130

  • Improved Firefox History cleaning to remove orphaned items.
  • Improved Opera History cleaning.
  • Improved Options Include/Exclude screens.
  • Added manual domain adding for Cookies to keep list.
  • Added time remaining to Wipe Free space.
  • Added context menu to Summary Results for individual rule cleaning.
  • Added context menu to Detailed Results to add file to Exclude list.
  • Improved Firefox database compacting.
  • Improved support for OpenOffice.
  • Improved support for screen reader.
  • Improved registry detection and backup support for 64-bit OSs.
  • Improved Free Space wiping routines.
  • Fixed bug in application detection algorithm.
  • Minor GUI improvements.


Changes for v2.28.1091 - v2.29.1111

  • Improved speed when loading Cleaner screen.
  • Improved Registry Cleaner speed when displaying issues.
  • Improved Registry Cleaner performance when fixing issues.
  • Changed Wipe MFT Free Space to run before Wipe Disk Free Space.
  • Improved Include and Exclude screen when browsing for folders and files.
  • Added Recursive support to Custom folders in Include screen.
  • Added support to specify multiple file types for Custom folders in Include screen and INI files.
  • Improved how Language Resource DLLs are loaded into memory.
  • Improved application detection algorithm.
  • Improved internal communication between process threads.
  • Improved file scanning when scanning system folders.
  • Improved Windows 7 and IE8 support.
  • Minor GUI text changes.


Changes for v2.27.1070 - v2.28.1091

  • Added support for custom locations for applications. e.g. CustomLocation1=FIREFOX|C:\MyFirefox\Profile
  • Improved detection and cleaning algorithm for new releases of Mozilla based browsers.
  • Added news tasks to W7 jumplist.
  • Added new command line parameters: /CLEANER, /REGISTRY, /TOOLS and /OPTIONS.
  • Improved MUI cache cleaning for Vista and Windows 7.
  • Added drive information to Wipe Free space status.
  • Improved Wipe MFT free space routines.
  • Improved W7 toolbar feedback.
  • Improved several core processes and routines.
  • Improved file search algorithm when recursing.
  • Added support for cleaning Paint Shop Pro 12.
  • Improved support for IZarc and Axialis IconWorkshop.
  • Minor GUI tweaks.


Changes for v2.26.1050 - v2.27.1070

  • Added support to Wipe MFT Free Space.
  • Added cleaning for Windows Explorer breadcrumb bar.
  • Added cleaning for Opera beta versions.
  • Added option to turn off CCleaner jumplist tasks on Windows 7.
  • Added menu option to Registry Cleaner to add key to exclude list.
  • Improved support for SeaMonkey 2.0.
  • Improved Windows 7 Taskbar progress accuracy.
  • Improved minimize to system tray functionality across all platforms.
  • Improved Opera cleaning by including opcache and temporary_downloads folder.
  • Improved performance of Compact database routines.
  • Improved Wipe Free Space code to avoid locks.
  • Improved security when deleting files.
  • Minor GUI and interface improvements.
  • Minor bug fixes.


Changes for v2.25.1025 - v2.26.1050

  • Added support to clean Windows DNS cache.
  • Added vacuum SQLite databases for Firefox and Google Chrome.
  • Added publisher and version to Uninstall tool.
  • Added Taskbar jump list tasks for Windows 7.
  • Added Taskbar Progress for Windows 7.
  • Improved Exclude list registry keys addition functionality in 64bit Windows 7.
  • Improved Registry Cleaner detection algorithm and 64-bit file system redirection.
  • Improved "Save to text file" functionality in Cleaner screen.
  • Improved system tray icon activation and tooltip.
  • Improved Registry screen "fix selected issues" dialog usability by removing prompt.
  • Further improved RECURSE and REMOVESELF functionality.
  • Improved Uninstall screen detection algorithm.
  • Improved memory usage to avoid GDI leaks.
  • Fixed issue with Sticky Notes being detected as Missing startup item.
  • Fixed "Edit" and "Remove" button availability on Include/Exclude screen.
  • Fixed various GUI bugs.


Changes for v2.24.1010 - v2.25.1025

  • Improved Windows 7 jump list cleaning.
  • Improved Windows 7 thumbnail cache cleaning.
  • Added support for Windows Server 2008 R2.
  • Improved 64-bit support and performance.
  • Fixed issue with Windows 7 task scheduler.
  • Fixed issue with Startup tool, displaying incorrect folder contents.
  • Added support for AVG Antivirus 9.0.
  • Added support for ExcludeKey in INI files.
  • Improved support for wildcards and RECURSE/REMOVESELF.
  • Fixed minor GUI bugs in non-English versions.
  • Fixed minor GUI usability issues.
  • Improved input validation.
  • Lots of minor bugs fixed.


Changes for v2.23.999 - v2.24.1010

  • Added support for Firefox 3.6.
  • Added file search history cleaning for Windows 7.
  • Improved Opera 10 cleaning.
  • Reduced temp folder cleaning delay to 24 hours.
  • Several bugs fixed to better support Windows 7.
  • Added winapp2.ini filter support to detailed results view.
  • Improved 64-bit support for Registry Cleaner.
  • Fixed minor bug in Uninstall Tool.
  • Fixed minor bug in System Restore Tool.
  • Minor interface bugs fixed.
  • Minor display bugs fixed.


Changes for v2.23.993 - v2.23.999

  • Improved Opera 10 support for final release.
  • Fixed the "No Disk" exception error.
  • Fixed %ProgramFiles% bug in 64-bit Registry scanning.


Changes for v2.22.968 - v2.23.993

  • Added Taskbar Jump List cleaning for Windows 7.
  • Added history cleaning support for Opera 10.
  • Added icons to Cookie selection to show browser.
  • Improved scrolling in new results window.
  • Improved Avira Anti-virus cleaning.
  • Improved multiselect in listviews.
  • Improved 64-bit support when including/excluding files.
  • Improved 64-bit issue detection in Registry screen.
  • Updated internal icons.
  • Added language support for Armenian.
  • Fixed language bugs with new results window.
  • Fixed bug in Recycle Bin cleaning.
  • Fixed minor bug with help files in Registry Cleaner.
  • Fixed bug when deleting an application in Uninstall Tool.
  • Fixed bug when enabling/disabling in Startup Tool.
  • Minor GUI improvements.


Changes for v2.21.940 - v2.22.968

  • Redesign of Cleaner results panel.
  • Added support for Opera 10 Beta.
  • Added support for Safari 4.0.
  • Added search to Uninstall tool.
  • Added search to Cookies screen.
  • Improved User assist cleaning in Windows 7.
  • Fixed bug in OpenOffice cleaning.
  • Fixed IE8 SuggestedSites.dat cleaning support.
  • Fixed UI bugs.


Changes for v2.20.920 - v2.21.940

  • Added U3 smart drive support. (Separate installer)
  • Added support for:
  • Adobe Reader 9.0, Adobe Photoshop CS3,
  • Adobe Photoshop CS4, Adobe Illustrator CS4,
  • Nero Burning ROM 9, OpenOffice 3.1,
  • AVG AntiVirus 8.0, AntiVir Desktop
  • and Vuze.
  • Added Installed date and size to Uninstall Tool.
  • Added support for multiple item selection on Start up tool.
  • Added support for cleaning Windows 2008 IIS log files.
  • Improved Windows 7 support.
  • Improved 64-bit Registry cleaning accuracy.
  • Improved loading of System Restore Tool.
  • Improved various routines in the uninstaller code.
  • Fixed Windows 7 Task Scheduler bug.
  • Fixed "No Disk" bug when using Wipe Free Space.
  • Fixed Win98 support.
  • Minor text and translation improvements.
  • Minor bug fixes.


Changes for v2.19.901 - v2.20.920

  • Added support for Google Chrome recently closed tabs.
  • Disabled removal of most recent System restore point.
  • Fixed bug with Internet Explorer 8 Compatibility View settings.
  • Improved uninstaller support for Windows 7.
  • Enhanced right-click menu options for Cleaner screen tree.
  • Added extra information under title for Options and Tools screens.
  • Added right-click menu to Registry screen tree.
  • Added support to multi-select items in Include, Exclude and System Restore screens.
  • Added language support for Estonian and Farsi.
  • Internal 64-bit improvements.
  • Minor bug fixes.


Changes for v2.19.900 - v2.19.901

  • Fixed bug in Firefox introduced in build 900.


Changes for v2.18.878 - v2.19.900

  • Added support for Firefox 3.5 beta.
  • Fixed IE8 cookies deletion after reboot.
  • Improved support for Google Chrome v2.
  • Fixed bug with IE8 cookies.
  • Added support for Flash Cookies.
  • Added Tool to manage System Restore Files (XP and Vista only).
  • Added support to remove Opera Recently Typed URLs.
  • Fixed bug which was displaying wrong Total Bytes removed.
  • Improved exception handling.
  • Fixed virtual function bug.
  • Minor performance improvements.


Changes for v2.17.853 - v2.18.878

  • Added support for Internet Explorer 8.
  • Improved Wipe Free Space routines.
  • Improved internal communication between threads.
  • Escape key no longer closes CCleaner.
  • Added scrolling to Options screen.
  • Added support for multiple DetectFile options in INI files.
  • Fixed bug when clicking links to navigate to URL.
  • Fixed Win98 progress bar problem.
  • Fixed repaint problem on Options screen when resizing.
  • Minor GUI bugs fixed.


Changes for v2.16.830 - v2.17.853

  • Added wiping of disk free space.
  • Progress bar changed to go from 0 to 100%.
  • Improved Apple Safari history cleaning.
  • Improved speed of Uninstaller Tool.
  • Interface string changes and fixes.
  • Added Ukranian translation.
  • Installer language tweaks.
  • Minor architecture changes.
  • Minor bug fixes.


Changes for v2.15.815 - v2.16.830

  • Google Chrome v2.0 compatibility fixes.
  • Improved Firefox support when browser is open.
  • Improved SeaMonkey support.
  • Added Publisher to the uninstall tool.
  • Many translation updates.
  • Several updates to installer code.
  • Cookie options loading now fully threaded.
  • Lots of minor interface improvements.
  • Minor performance improvements.


Changes for v2.14 - v2.15.815

  • Added command-line secure deletion. e.g. ccleaner.exe /delete "folder\*.*|MyFile.txt"
  • Added Google Chrome thumbnail cleaning.
  • Moved language files to /lang folder.
  • Improved options cookie list browser detection.
  • Fixed minor bug in XP prefetch cleaning.
  • Fixed bug in IE History Index.dat cleaning.
  • Fixed two minor compatibility bugs with Win98.
  • Installer engine updates.
  • Minor architecture improvements.


Changes for v2.13.720 - v2.14

  • Added support for Windows 7.
  • Improved Google Chrome support (build 0.4).
  • Opera cookie management added.
  • Improved Recycle Bin cleaning.
  • Added a warning when cleaning Google Chrome and it's running.
  • Search Autocomplete cleaning now XP only.
  • Improve file association Registry Cleaning.
  • Fixed bug with context menus and excessive CPU usage.
  • Fixed GUI colors on high contrast themes.
  • Minor GUI bugs fixed.
  • Minor performance improvements.


Changes for v2.12.660 - v2.13.720

  • Added support for Firefox 3.1.
  • Added right-click cleaning and analysis for individual items in the tree.
  • Added icons to tree parent items.
  • Added cleaning for Windows Error Reporting files.
  • Added Include/Exclude list editing.
  • Improved TypeLib registry cleaning.
  • Fixed Index.dat bug that could cause a crash.
  • Fixed bug with INI warning messages.
  • Internal architecture improvements.
  • Fixed minor GUI errors.


Changes for v2.12.651 - v2.12.660

  • Improved Google Chrome support.


Changes for v2.11.636 - v2.12.651

  • Added Google Chrome support.
  • Improved cleaning security checks.
  • Improved recursive cleaning functions.
  • Fixed bug in INI FileKey evaluation routine.
  • Updated INI file processing engine.
  • Improved system info checks for modern CPUs.
  • Various language and translation improvements.
  • Minor GUI tweaks.


Changes for v2.10.618 - v2.11.636

  • Optimized startup and closing of application.
  • Improved Registry cleaning on 64-bit OS.
  • Improved memory usage on Windows Vista.
  • Added System Tray icon status.
  • Internal refactoring of code for efficiency.
  • Improved Uninstall Tool accuracy with MSI installers.
  • Fixed bug in Uninstall Tool on 64-bit OS.
  • Fixed bug in INI file folder recursion.
  • Fixed bug in INI file OS detection.
  • Added Live Messenger cleaning for .SQM files.
  • Added Vietnamese translation.
  • Minor tweaks and improvements.


Changes for v2.09.600 - v2.10.618

  • Added Type Library cleaning to Registry Cleaner.
  • Improved File Extension scanning in Registry Cleaner.
  • Added /SHUTDOWN command-line parameter to shutdown the computer after cleaning. Only works with /AUTO.
  • Added Shutdown option to system tray menu.
  • Added support for Vista common dialogs.
  • Fixed bug in Uninstaller Tool where some items were hidden.
  • Fixed multi-monitor issue with dialogs.
  • Fixed incompatibility with Windows Search 4.0.
  • Added seconds to filename when saving .REG files.
  • Improved RegEdit location navigation.
  • Improved Google Earth cleaning and detection.
  • Memory usage optimizations.
  • Minor bug fixes.


Changes for v2.08.588 - v2.09.600

  • Added full support for Internet Explorer 8.0 beta.
  • Improved Opera 9.5 support to fix cache cleaning.
  • Improved interface for Startup tool.
  • Changed memory management routines to reduce footprint.
  • Fixed rare 64-bit performance issues.
  • Added splitter bar to interface.
  • Fixed repaint issues with certain themes.
  • Fixed Spybot cleaning detection.
  • Internal code optimizations.
  • Updated installer engine to fix icon bug.
  • Minor GUI tweaks.


Changes for v2.07.575 - v2.08.588

  • Added Startup tool enable/disable checkbox.
  • Fixed problem with Vista "low" folders being removed.
  • Improved index.dat detection on multiple scans.
  • Secure deletion improved with IE History index.dat files.
  • Added OS detection to INI files.
  • Added Vista Thumbnail Cache cleaning.
  • Added ImgBurn cleaning.
  • Added Secure deletion to "Recent Documents" cleaning.
  • Improved Vista "Recent Documents" cleaning.
  • Fixed bug with Chkdsk chk files not being removed.
  • Added "Select all" checkbox to header of Registry cleaner.
  • Added sorting to Startup tool listview.
  • Fixed Vista 64 issue with Startup tool.
  • Added Croatian translation.
  • Minor tweaks and GUI improvements.


Changes for v2.06.567 - v2.07.575

  • Firefox 3.0 support added.
  • Fixed bug where figures were missing for KB/MB sizes.
  • Fixed bug where some IE cookies were being missed.
  • Improved scan time accuracy.
  • Internal memory management improvements.
  • Registry settings moved to HKCU\Software\Piriform\CCleaner.
  • Fixed bug where CC could get locked in System Tray.
  • Renamed MSN Messenger to Windows Live Messenger.
  • Added MS Office Picture Manager to applications.
  • Fixed uninstaller tool bug on 64-bit OS.
  • Minor GUI improvements.
  • Minor bug fixes.


Changes for v2.05.555 - v2.06.567

  • Added Google Firefox Toolbar history cleaning.
  • Winapp.ini is now embedded in the main EXE.
  • Added ability to override default embedded INI files with: winsys1.ini, winreg1.ini and winapp1.ini.
  • Updated ability to append to default embedded INI files with: winsys2.ini, winreg2.ini and winapp2.ini.
  • Updated system info code to support Win2k8.
  • Improved IE History cleaning with .DAT files.
  • Improved accessibility features of treeview control.
  • Removal of version history from About screen.
  • Options section checkboxes resized to fit caption text.
  • GUI tweaks including Piriform logo change.
  • Minor performance improvements.


Changes for v2.04.543 - v2.05.555

  • Updated Index.dat cleaning in Vista.
  • File scanning performance increase on NTFS drives.
  • Improved exception handling methods.
  • Fixed IE cache folder location bug.
  • Uninstaller tool now exports foreign languages correctly.
  • Fixed bug where IE temp files could be incorrectly listed.
  • Performance improvements to secure deletion.
  • Tweaks to Uninstall tool detection.
  • Minor GUI changes.
  • Minor bug fixes.


Changes for v2.03.532 - v2.04.543

  • Added system tray icon when background cleaning.
  • Added minimize to system tray option.
  • Optimized file deletion routines.
  • Improved Firefox file analysis speed.
  • Added text status info for slow cleaning processes.
  • Added program icons to the uninstall tool.
  • Fixed bug with saving window location when maximized.
  • Fixed bug with 64bit OS registry keys.
  • Fixed cookie issue with foreign language usernames.
  • Fixed bug with running CCleaner as a scheduled task.
  • Added Netscape 9.0 support.
  • Updated Antivir and Foxit Reader cleaning.
  • Minor GUI tweaks and fixes.
  • Other minor bug fixes.


Changes for v2.02.527 - v2.03.532

  • Improved support for IE7 Autocomplete cleaning.
  • Added Vista Recycle Bin secure deletion.
  • Fixed bug in secure deletion of filenames.
  • Fixed bug in "Other Explorer MRUs" cleaning.
  • Fixed minor bug in Temp file deletion.
  • Added better secure deletion for cookies.
  • Fixed Autocomplete cleaning on Win98.
  • Improved Hotfix Uninstaller cleaning to ignore Desktop Search.
  • Fix bug in saving CCleaner window position.
  • Improved System Info routines.
  • Minor bugs fixes and GUI tweaks.


Changes for v2.02.525 - v2.02.527

  • Fixed small bug in the IE AutoComplete cleaning code


Changes for v2.01.507 - v2.02.525

  • Application is now 100% Unicode, with support added for non-Unicode OSs.
  • Fixed bug where some IE temp files were not being securely deleted.
  • %LocalAppData% and %CommonAppData% variable support added to INI files allowing "Application Data" references to work on non-English versions of Windows.
  • Fixed bug where "Run (in Stat Menu)" was being cleaned when deselected.
  • Added Gutmann (35 pass) secure deletion.
  • Fixed minor bugs with 98 and NT4.
  • Fixed bug with update checker.
  • Added "portable.dat" file to the portable version of CCleaner, which forces it to save the settings to an INI file.
  • Fixed bug in cookie scanning that could cause an exception.
  • Fixed minor UI bugs relating to control and window focus.
  • Improved exception handling with more useful information.
  • Minor bugs fixes and tweaks.


Changes for v2.00.500 - v2.01.507

  • Fixed bug where some IE Temporary files were not removed.
  • Fixed bug with IE7 Recently Typed URLs cleaning.
  • Fixed C++ exception on Desktop shortcut scanning.
  • Installer now works on 64-bit OS Recycle Bins menus.
  • Optimized IE Temp files cleaning speed.
  • Improved index.dat cleaning on XP.
  • Fixed Registry Cleaner as "Fix All" sometimes wouldn't work.
  • Keyboard shortcuts now work correctly in Registry section.
  • Files winsys.ini and winreg.ini are now embedded in the EXE.
  • Fixed bug where Autoupdate check could cause an exception.
  • Fixed minor bug in restoring screen position and size.
  • Lots of internal improvements to reliability and speed.
  • Minor UI tweaks.


Changes for v2.00.495 RC - v2.00.500

  • Starts on Vista with Admin permissions where available.
  • Fixed bug in registry cleaner with extended characters.
  • Improved global exception handling and reporting.
  • Fixed missing translated strings.
  • Fixed minor bug in Antivir cleaning.
  • Updated translations.
  • Minor tweaks and fixes.


Changes for v2.00.491 Beta - v2.00.495 RC

  • Fixed issue where some subfolders weren't being deleted.
  • Several 64-bit compatibility improvements.
  • System information detection update.
  • Scan now filters out desktop.ini files.
  • Improved display routines to reduce flicker on some systems.
  • Added better error tracing code.
  • Minor tweaks and fixes.


Changes for v2.00.475 Beta - v2.00.491 Beta

  • Added support for Firefox HttpOnly cookies.
  • Fixed symbolic languages not displaying correctly.
  • Added translation of new v2.0 features into other languages.
  • Fixed bug in Hotfix Uninstaller cleaning that left empty folders.
  • Fixed bug in Temporary Files cleaning that left empty folders.
  • Installer now supports parameters like /L=1033 for language selection.
  • New installer routines to prevent false positives by antivirus programs.
  • Cookies list in Options now refreshes correctly.
  • Fixed bug in automatic update checker.
  • Improved Options-Exclude Registry key entry format.
  • Fixed empty message box in Uninstaller Tool.
  • Improved IE7 history cleaning when IE is open.
  • Minor tweaks and fixes.


Changes for v1.41.544 - v2.00.475 Beta

  • With the requirements for a portable version, 64-bit compatibility and Windows Vista increasing against the limitations of the old architecture
  • Each scanning process was rewritten from scratch and fully optimized
  • CCleaner can now run from a USB thumbdrive and be installed/run on a computer without a complicated setup process
  • The rewrite removed all external file dependencies, so the main EXE is now half the size of the original program and support files
  • The original CCleaner user interface was looking a little dated, so the GUI was redesigned with a modern look, but without sacrificing speed or usability
  • It is now possible to specify files, folders and registry keys to ignore from the cleaning process
  • Loads of little tweaks


Changes for v1.40.520 - v1.41.544

  • Fixed IE7 history cleaning in Vista.
  • Fixed bug in clipboard cleaning.
  • Added Safari cleaning.
  • File system access optimizations.
  • Updated several translations.
  • Updated installer engine.
  • Minor stability improvements.
  • Minor bug fixes.


Changes for v1.39.502 - v1.40.520

  • Fixed problem with Vista UAC compatibility.
  • Fixed bug in Secure Delete when emptying Recycle Bin.
  • Fixed bug in Secure Delete with 0 byte files.
  • Fixed bug in Uninstall Tool with non-standard entries.
  • Resource file loading optimizations.
  • Updated Windows Live toolbar cleaning.
  • Added Bulgarian translation.
  • Updated several translations.
  • Updated installer engine.
  • Minor bug fixes.


Changes for v1.38.485 - v1.39.502

  • Rewritten secure deletion code, now over 2x faster.
  • Performance improvements deleting Internet Cache.
  • Fixed bug in Recycle Bin cleaning.
  • Fixed overflow error with a large number of temp files.
  • Added AntiVir PE Classic and Premium cleaning.
  • Removed PerfectDisk 8.0 cleaning.
  • Optimized file size for language DLLs.
  • Added Bosnian translation.
  • Added Macedonian translation.
  • Updated several translations.
  • Minor bug fixes.


Changes for v1.37.456 - v1.38.485

  • Fixed resize crash at very high resolutions.
  • Optimized Firefox cookie cleaning.
  • Fix bug with language setting in INI file.
  • Scanning performance tweaks.
  • Updated several translations.
  • Added support for IE protected mode cookies.
  • Vista compatibility fixes.
  • Minor bug fixes.


Changes for v1.36.430 - v1.37.456

  • Added support for loading/saving settings to an INI file rather than the registry.
  • Added summary log for cleaning Firefox/Mozilla temporary files.
  • Added file drag-and-drop support to the Custom File list.
  • Improved Vista compatibility.
  • Improved 64-bit OS support.
  • Added filename wiping to secure deletion.
  • Added cleaning for Adobe Reader 8.0, IZArc, OpenOffice 2.1, PerfectDisk 8.0.
  • Updated cleaning for Nero and Flash Player.
  • Several performance improvements.
  • Major language translation updates.
  • Minor stability improvements.
  • Minor bug fixes.


Changes for v1.35.424 - v1.36.430

  • Fixed bug with Hotfix and logfile cleaning.
  • Added Office 2007 cleaning.
  • Minor tweaks and optimizations.


Changes for v1.34.407 - v1.35.424

  • Fixed IE7 Autocomplete form data cleaning.
  • Updated Vista detection routines.
  • Added code signing to program executable.
  • Fixed bug in Temporary folder detection.
  • Fixed some IE7 cookie handling issues.
  • Added additional error checking to folder routines.
  • Added Paint Shop Pro XI cleaning.
  • Updated French translation.
  • Minor display fixes.


Changes for v5.32.6129 - v5.33.6162

  • Settings
  • - Fixed an issue where Automatic Update continued to inform users of an existing update after the setting had been disabled
  • Browser Cleaning
  • - Updated Edge cookie cleaning definitions to include new tables from Microsoft
  • - Fixed an issue in Firefox where extensions could not be deleted due to withdrawal of support for Netscape Plugin API
  • - Fixed an issue in Firefox & Thunderbird where cleaning 'Site Preferences' would also clean 'Last Download Location'
  • Browser Plugins
  • - Browser Plugins list now saved as browserplugins.txt (not startup.txt)
  • Disk Analyzer
  • - Fixed an issue where analysis results did not display the full filepath
  • Stability
  • - Improved CCleaner launch sequence to resolve a UI lock


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