Wipes browser data, registry errors, and unused files with privacy scanner. Closed-source but audited for security, customisable cleaning; minimal logging in free version. Multi-platform (Windows, macOS, Android); suitable for basic maintenance despite proprietary nature. (Closed-source, free tier)
Converts risky PDFs, docs, and images into safe PDFs by sandboxing and rebuilding. Open-source, maintained by Freedom of the Press Foundation, no network access during process; audited via community. Multi-platform – Windows, macOS, Linux. (Open-source, free)
System cleaner that deletes cache, cookies, history, and junk from over 90 applications. Open-source, community-audited, shreds files and wipes free space; no data collection. Multi-platform – Windows, Linux. (Open-source, free)
