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OSS Document Scanner vs Open Note Scanner: catalog facts
OSS Document Scanner	Open Note Scanner
Free Free and open source under the MIT license.	Free The open-source application is available without a license fee.
Android	Android
Scans documents using a phone camera Includes OCR and image processing components	Fully open source with no account or cloud component Automatic edge detection and perspective correction
Android only	Rougher than commercial scanner apps Development is intermittent
Downloadable app	Downloadable app
Open source	Open source
License: MIT	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
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked September 22, 2026

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