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. :contentReference[oaicite:8]{index=8}.
- Product key backup and restore tool for easy management
- Offline license patcher providing secure activation methods
- Key injector for encrypted license containers