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 2.19.899

- 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.