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。CCleaner 3.15.1643:

- Added Chrome Canary Omnibox search shortcut cleaning.
- Added option to only clean Recycle Bin files deleted more than 24 hours ago.
- Improved Firefox History cleaning.
- Improved Analysis results for Firefox and Chrome cookies and cache.
- Improved Driver Wiper feedback for successful operations.
- Improved thread synchronization algorithm to avoid possible deadlocks.
- Updated Chrome Canary Saved Form Information cleaning.
- Updated Chrome Canary Saved Passwords cleaning.
- Updated Aurora History cleaning.
- Added cleaning for Camtasia Studio 7.0, CoffeeCup HTML Editor, Ashampoo Burning Studio 11, Any Video Converter Ultimate, ConvertXToDVD, Freemake Video Downloader, Audio Converter and Video Converter.
- Improved cleaning for Windows Log Files and MS Search.
- Improved file size detection algorithm for Recycle Bin.
- Minor bug fixes.

下载:CCleaner 3.15.1643