CCleaner è un ottimo software gratuito per rimuovere dal vostro sistema tutti quei file spazzatura non più necessari, come i file temporanei i cookies ecc.
In
questa pagina potete visionare lo storico del programma. CCleaner pulisce:

Internet Explorer Cache, History, Cookies, Index.dat

Recycle Bin, Temporary files and Log files

Recently opened URLs and files

Third-party application temp files and recent file lists (MRUs).
Including: Firefox, Opera, Media Player, eMule, Kazaa, Google Toolbar, Netscape, Office XP, Nero, Adobe Acrobat, WinRAR, WinAce, WinZip and more...

Advanced Registry scanner to remove unused and old entries (includes backup).
Including File Extensions, ActiveX Controls, ClassIDs, ProgIDs, Uninstallers, Shared DLLs, Fonts, Help Files, Application Paths, Icons, Invalid Shortcuts and more...