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Open Note ScannerFairScan
Free

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

 Free

Free and open source under the GPL-3.0, with no ads or paid upgrade.

Android Android
  • Fully open source with no account or cloud component
  • Automatic edge detection and perspective correction
  • Automatic detection, crop and enhancement
  • OCR for searchable PDFs
  • Rougher than commercial scanner apps
  • Development is intermittent
  • Android only
  • Deliberately simple, with few advanced editing options
Downloadable app Downloadable app
Open source Open source
License not stated License: GPL-3.0
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked September 22, 2026

Checked October 2, 2026

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