CCleaner is a popular tool developed by Piriform, designed for system optimization, privacy, and cleaning. It is a freeware that removes unused files from the system, which helps Windows run faster and frees up valuable hard disk space. Additionally, it cleans traces of online activities, such as Internet history, and contains a fully featured registry cleaner. The current version is 6.09.10300, released on May 1, 2023, and it has been downloaded 174,577,449 times.
