CCleaner is for optimizing your system, protecting your privacy and clean your machine. In brief, it is an ideal solution to remove unused files, to clean up your online activities and to fix registry.
It scans your hard disk and fixes your registry very quickly. Then, it displays a list of the unnecessary files to delete. It is up to you to click on « OK » to delete them. It wipes temporary files, history, cookies, super cookies, auto-complete form history, indes.dat files, recycle bin, download history, recent documents, temporary files, log files, error reporting, unused and old entries, ActiveX controls and much more from your hard disk. The other feature of this program is its ability to detect the installed applications on your computer. It is very powerful and intended to uninstall applications that you use no longer. You must use it carefully to avoid removing vital components. Every new version supports more Windows programs than the previous version.
Windows 7 (all editions, including 64-bit)
Windows Vista (all editions, including 64-bit)
Windows XP (Home, Professional, Media Center, Tablet Edition, 64-bit), Windows 7, 8, 8.1 and Windows 10
Windows 2003 and 2008 Server (all editions).
It's very fast, it helps fixing registry problems. It's handy to uninstall programs. It makes Windows running smoothly.