- 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.

v2.34.1200 (26 Jul 2010)

- 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.

- 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.

* 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.

v3.00.1303 (28 Oct 2010)

- 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.

- 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.

- 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.

- 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.