Compare software

FileOptimizerClop
Free

Free and open source under the AGPL-3.0 licence.

 Freemium

Free to use, with a Clop Pro lifetime licence for 15 euros.

Windows macOS
  • Lossless size reduction with no quality loss
  • Supports a very wide range of file formats
  • Optimises images automatically when copied
  • Shrinks screen recordings right after recording
  • Windows only
  • Size savings depend heavily on the file type and how it was created
  • macOS 13 or later only
  • Some features require Clop Pro
Downloadable app Downloadable app
Open source Open source
License: AGPL-3.0-or-later License: GPL-3.0
No account needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked October 2, 2026

Checked October 1, 2026

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