Yes, it is. We have designed the CCleaner app so that it only removes files we know you no longer need. It has been downloaded nearly one billion times since it was first released in 2004, making it one of the world's most popular PC optimization apps.
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Articles in this section
- How do I stop Windows 10 from blocking my installation of CCleaner?
- What is Active Monitoring?
- How often should you run CCleaner for Windows?
- Why do you no longer support Windows XP or Vista?
- Why does the CCleaner tray icon come back after restarting my PC?
- Which versions of CCleaner work with Windows XP or Vista?
- Why is my version of CCleaner no longer compatible with Windows 10?
- What happened to the Monitoring feature?
- How do I manage browser plugins?
- Why has Avast been installed on my machine?