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PaperKnife+DeftPDF
Free

Free and open source under the GPL-3.0 licence.

 Freemium

Free to use with limits; Premium membership raises file size and batch limits and adds AI…

Android Android, iOS, Web
  • Works fully offline with no trackers
  • Merge, split, rotate and rearrange pages
  • More than 40 PDF tools in one place
  • Document translation and OCR included
  • Android only
  • No text editing or annotation listed
  • Files are uploaded to DeftPDF's servers for processing
  • Free tier limits file size and batch size
Downloadable app Downloadable app, Web application
Open source Closed source
License: GPL-3.0 License not stated
No account needed No account needed
Works offline Needs internet

Checked October 2, 2026

Checked September 23, 2026

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