CCleaner是一款免费的系统优化和隐私保护工具.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.同时支持IE、Firefox、Oprea等.免费使用,不含任何间谍软件和垃圾程序.支持包括简体中文在内的31国语言界面!

- 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.