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PDF Squeezer vs Ghostscript: catalog facts
PDF Squeezer	Ghostscript
Paid Sold as a paid app; the homepage does not list the price.	Free Free and open source under the AGPL. Commercial licensing is sold separately.
Windows, macOS, iOS	Windows, macOS, Linux, Command line
Drag-and-drop compression with little setup Available on Mac, iOS and Windows	Handles PostScript, PDF, PCL and XPS in one interpreter The de facto engine for PDF conversion and compression in print workflows
Focused on compression rather than general PDF editing Price not stated on the homepage	Command line with a famously cryptic option set Commercial redistribution requires a paid Artifex licence
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: AGPL-3.0
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
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 22, 2026

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