CCleaner 2.1 is real-time  virus protection software just released in a new version with advanced features, enhancements and bug-fixes. CCleaner cleans Temporary files, URL history, cookies of Internet Explorer and Firefox, also download history from Firefox and Index.dat and complete form history form Internet Explorer. CCleaner will also clean Recycle Bin, Recent Documents, Temporary files, and Log files of Windows. CCleaner 2.1 an Advanced features for CCleaner of new version to remove unused and old entries, including File Extensions, ActiveX Controls, ClassIDs, ProgIDs, Uninstallers, Shared DLLs, Fonts, Help Files, Application Paths, Icons, and Invalid Shortcuts. So comes with a comprehensive backup feature.

CCleaner 2.1 features in a new version are Library cleaning to Registry Cleaner, shutdown command-line parameter to shutdown the computer after cleaning, support for Vista common dialogs. Improved file extension scanning in registry cleaner, RegEdit location navigation, Google Earth cleaning and detection. Fixed issues like multi minor bug fixes, multi-monitor issue with dialogs, incompatibility with windows search 4.0, INI file key evaluation routine and updated file processing engine.