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PDF Toolkit vs MobiPDF: catalog facts
PDF Toolkit	MobiPDF
Free Free and open source under the Apache-2.0 licence.	Freemium Free download with paid plans for the full feature set.
Android	Windows, Android, iOS
Works fully offline on the device Merge, split, compress and page editing in one app	Editing, signing, OCR and conversion in one app Apps for Windows, Android and iOS
Android only No tagged releases on GitHub	No macOS or Linux desktop version Many features require a paid plan
Downloadable app	Downloadable app
Open source	Closed source
License: Apache-2.0	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

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