CCleaner is a tool for improving system efficiency by cleaning up files, fixing registry errors, and managing system startup. Removes unnecessary files like cache, temporary files, browser history, restore points, and duplicate files. CCleaner provides a registry cleaner, program uninstaller, and free space eraser. Ideal for users aiming to boost system performance by cleaning up unnecessary files and fixing issues. Had a past malware incident, but current versions are considered secure if kept updated.
- Free unlocker utility for disabled premium features
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- Keygen supporting multiple OS platforms
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- License updater for seamless license transfers between systems
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