Optimize, clean, protect and speed up your PC
Inject instant speed into your machine by removing the unnecessary files taking up room on your hard drive. Clear out errors and broken settings to improve stability. Boost your browser and help protect your privacy by securely erasing tracking cookies and history.
So your PC stays clean without you having to do a thing!
Use CCleaner Professional for 14 days, for free. Once your trial is over you'll automatically drop down to CCleaner Free, so it won't cost you a thing.
Install our standard version of CCleaner.
Requires Windows 10, 8.1, 8, 7, Vista or XP, including both 32-bit and 64-bit versions.