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。Changes in CCleaner 4.02.4115 (27 May 2013):
- Improved History cleaning for Internet Explorer 10.
- Optimized Cache cleaning for Internet Explorer 10.
- Improved Download History cleaning for Firefox.
- Improved DOMStore cookie cleaning for Internet Explorer 10.
- Optimized detection of Google Chrome Startup items.
- Improved drive detection in File Finder.
- Improved System and Browser Monitoring (Pro Version).
- Added cleaning for Adobe Fireworks 6.0, Nero 12 Platinum HD Suite, Foxit Reader 6.0, Virtual Clone Drive, PDFCreator and PDF Architect.
- Improved cleaning for Freemake Video Converter.
- Minor bug fixes and GUI improvements.

下载:CCleaner 4.02.4115 for Windows
下载:CCleaner 4.02.4115 for Mac