CCleaner

CCleaner is the number-one tool for cleaning your Windows PC. CCleaner Portable and CCleaner Standard also available. It protects your privacy online and makes your computer faster and more secure. Easy to use and a small, fast download. Slim version is released later and has no toolbar. Internet Explorer Temporary files, history, cookies, Autocomplete form history, index.dat. Firefox 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 CCleaner's 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.