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Master PDF Editor vs indiPDF: catalog facts
Master PDF Editor	indiPDF
Freemium An unregistered version offers limited non-commercial functions. Full editing requires a…	Paid A one-time $35 lifetime licence, with a free trial download.
Windows, macOS, Linux	Windows, Linux
One of the few complete PDF editors with a real Linux build Handles forms, signatures and OCR alongside content editing	Annotations saved as standard PDF objects readable in other viewers Page organizing, merging and splitting built in
The unregistered version is limited and for non-commercial use only Closed source	Proprietary and paid after the trial No macOS version
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License: Proprietary
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 1, 2026

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