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GhostscriptPDF Squeezer
Free

Free and open source under the AGPL. Commercial licensing is sold separately.

 Paid

Sold as a paid app; the homepage does not list the price.

Windows, macOS, Linux, Command line Windows, macOS, iOS
  • Handles PostScript, PDF, PCL and XPS in one interpreter
  • The de facto engine for PDF conversion and compression in print workflows
  • Drag-and-drop compression with little setup
  • Available on Mac, iOS and Windows
  • Command line with a famously cryptic option set
  • Commercial redistribution requires a paid Artifex licence
  • Focused on compression rather than general PDF editing
  • Price not stated on the homepage
Downloadable app Downloadable app
Open source Closed source
License: AGPL-3.0 License not stated
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked September 22, 2026

Checked September 23, 2026

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