CCleaner是一款免费的系统优化和隐私保护工具。CCleaner的主要用来清除Windows系统不再使用的垃圾文件，以腾出更多硬盘空间。它的另一大功能是清除使用者的上网记录。CCleaner的体积小，运行速度极快，可以对临时文件夹、历史记录、回收站等进行垃圾清理，并可对注册表进行垃圾项扫描、清理。附带软件卸载功能。下载:CCleaner 2.23.993

- 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.