Compare software

NAPS2Adobe Scan
Free

The open-source application is available without a license fee.

 Free

Free to download; advanced PDF features need a paid Acrobat Pro subscription.

Windows, macOS, Linux Android, iOS
  • Works with nearly any scanner protocol on Windows, macOS and Linux
  • Built-in OCR produces searchable PDFs with no extra step
  • Automatic boundary detection and perspective correction
  • Built-in OCR for searchable PDFs
  • Deliberately simple; it is not a document management system
  • OCR language packs must be downloaded separately
  • Combining and converting files requires paid Acrobat Pro
  • Mobile only
Downloadable app Downloadable app
Open 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.