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Saber vs xnotes: catalog facts
Saber	xnotes
Free Free and open source.	Free Free and open source under the MIT licence.
Windows, macOS, Linux, Android, iOS	Android
Built specifically for handwriting and stylus input Runs on Android, iOS, Windows, macOS and Linux	Pressure-sensitive, variable-width ink Paged notes and an infinite canvas
Focused on handwriting, less suited to typed notes Best experience needs a device with a stylus	Android only Best with a stylus; less suited to typed notes
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: MIT
Not stated if an account is needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 2, 2026

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