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。

- Added command-line secure deletion.
- 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.

下载:CCleaner 2.15.815 Standard (3.02 MB)
下载:CCleaner 2.15.815 Portable (892 KB)
下载:CCleaner 2.15.815 Slim (899 KB)