CCleaner created by Piriform authors of the hugely popular freeware tools CCleaner, Recuva and Defraggler. CCleaner is a freeware system optimization, privacy and cleaning tool. It removes unused files from your system - allowing Windows to run faster and freeing up valuable hard disk space. It also cleans traces of your online activities such as your Internet history. Additionally it contains a fully featured registry cleaner. But the best part is that it's fast (normally taking less than a second to run) and contains NO Spyware or Adware! :) Cleans the following Internet Explorer Temporary files, history, cookies, Autocomplete form history, index.dat. Firefox Temporary files, history, cookies, download history, form history. Google Chrome Temporary files, history, cookies, download history, form history. Opera Temporary files, history, cookies. Safari Temporary files, history, cookies, form history. Windows Recycle Bin, Recent Documents, Temporary files and Log files. Registry cleaner Advanced features to remove unused and old entries, including File Extensions, ActiveX Controls, ClassIDs, ProgIDs, Uninstallers, Shared DLLs, Fonts, Help Files, Application Paths, Icons, Invalid Shortcuts and more... also comes with a comprehensive backup feature. Third-party applications Removes temp files and recent file lists (MRUs) from many apps including Media Player, eMule, Kazaa, Google Toolbar, Netscape, Microsoft Office, Nero, Adobe Acrobat, WinRAR, WinAce, WinZip and many more... 100% Spyware FREE This software does NOT contain any Spyware, Adware or Viruses.