Compare software

KDAN PDFUPDF
Freemium

Reading and annotation are free. Editing and conversion require a paid plan.

 Freemium

Free to try, with paid plans for the full feature set.

Windows, macOS, Android, iOS Windows, macOS, Android, iOS, Web
  • Consistent editing and annotation across desktop and mobile
  • Cloud sync keeps documents and annotations together across devices
  • Apps for desktop and mobile platforms
  • Editing, OCR, conversion and redaction in one app
  • Editing and conversion need a paid subscription
  • Closed source
  • Proprietary, with full features behind a paid plan
  • The AI features rely on an online service
Downloadable app Downloadable app, Web application
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 September 23, 2026

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