CCleaner is a system optimization tool that removes junk files, fixes registry issues, and manages startup items. Cleans cache, temp files, browser history, restore points, duplicates, and more. Includes registry cleaner, uninstaller, and free space eraser. Ideal for users looking to optimize system performance. Had a past malware incident, but current versions are considered secure if kept updated.
- Key generator compatible with OEM, retail, and volume licenses
- Custom keygen for rare or legacy software
- Product key generator for all software versions
- Lightweight key file replacement tool
- Activation key utility for offline and online licenses
- Patch installer that disables forced online activation