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。We've just updated CCleaner to version 3.10. This new build further improves our support for the latest builds of Firefox and also adds even more third-party application support!

Release notes:
Added Firefox 7.0 Beta support.
Added Firefox 6.0 Final support.
Added IE 9.0.2 support.
Added Safari 5.1 binarycookies file cleaning and management.
Added cleaning for MS Search, Cached Fonts, RegEditX, SpeedBit DAP, Spyware Terminator, SUPERAntiSpyware, Acrobat Distiller 10 and Foxit Reader 5.0.
Improved cleaning for Internet Download Accelerator.
Improved Opera 9 Last Download Location cleaning.
Improved accuracy and reliability for free space and entire drive wiping.
Improved Safari local storage cleaning.
Improved Google Chrome "Saved Form Information" and "Saved Passwords" cleaning.
Updated various translations.
Minor optimization tweaks.

下载:CCleaner 3.10.1525