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BleachBitAvast Cleanup
Free

Free and open source under GPL-3.0-or-later; no payment or registration required…

 Paid

Paid product with a free trial.

Windows, Linux, Command line Windows
  • Preview lists every file before deletion; secure deletion (shredding) and free-space wiping are available
  • Command line interface for scripting and automation, and custom cleaners via CleanerML
  • Junk file removal and registry cleaning in one tool
  • Targets slow boot times
  • Windows and Linux only; macOS support is described as experimental with limited features
  • Windows installer targets Windows 10 and 11; older Windows needs the 'Older Versions' downloads
  • Paid after the trial
  • Registry cleaning brings little measurable benefit on modern Windows
Downloadable app Downloadable app
Open source Closed source
License: GPL-3.0-or-later License not stated
No account needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked September 20, 2026

Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.