No, CCleaner is a legitimate app for Windows, macOS, and Android. Piriform originally developed it, and Avast now controls it. In fact, it has been around since 2004. Sadly, many people have erroneously thought of it as malware after being the subject of two cyber attacks since 2017.

In this CCleaner review, we put one of the earliest and most popular system cleaners to the test. Find out if it’s actually secure, worth it, and right for you.

A comprehensive review of CCleaner Professional, a PC maintenance and management tool with driver updater, registry cleaner, and more. Learn about its features, pricing, pros and cons, and how it compares to other similar software.

A comprehensive system utility suite with registry cleaner, software uninstaller, and disk cleaner features. Read the pros and cons, plans and pricing, and user interface of this popular tool.

Read my full CCleaner review below for a list of features, pros & cons, my opinions on the program, and some basic instructions, or head straight to their download page linked above.

Read 622 reviews from CCleaner users on G2, a platform for business software. See how CCleaner helps clean, speed up and free up space on PCs, and learn about its pros and cons.

Learn about CCleaner's features, benefits, and drawbacks for Windows 11 and 10 devices. Compare the free and pro versions and see user ratings and reviews.

CCleaner Professional is a PC optimisation tool that cleans up your PC by removing unwanted software and settings, and offers extra features to improve performance and privacy. Find out how it works, how much it costs, and why you may need it.