Still, while using it, you should be aware of what options are enabled in the settings. However, Piriform has taken steps to tackle those issues. While this PC optimizer tool is quite popular, there is a growing skepticism over its use owing to some features such as Active Monitoring that could make users doubt the privacy aspect. For example, you can use it to wipe your hard drive. What makes it one of the best free PC cleaner apps is the numerous feature it offers in addition to data removal functionality. Its paid version Ccleaner Professional Plus is available for $29.95. Not just Windows 10/11 (and older versions), this utility software is also available for macOS as well.

CCleaner is probably the most famous Windows cleaner tool among all the ones out there.