Compare software

Nitro PDF ProSwifDoo PDF
Paid

A paid licence or subscription is required after the trial.

 Freemium

Free download and reader, with a paid licence for the full feature set.

Windows, macOS Windows, macOS, Android, iOS
  • Office-style interface with strong Word and Excel conversion
  • Editing, OCR, redaction and signing in one licence
  • Edits text and images inside PDFs
  • Converts to and from Office, image and CAD formats
  • Paid licence with no free tier beyond a trial
  • Windows and macOS only
  • Full editing features require payment
  • AI features send documents for processing
Downloadable app Downloadable app
Closed source Closed source
License not stated 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 October 2, 2026

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