Compare software

Flexcil vs Saber: catalog facts
Flexcil	Saber
Freemium Free to download, with free use available to schools on application.	Free Free and open source.
Android, iOS, Web	Windows, macOS, Linux, Android, iOS
PDF reading and note taking side by side Gesture-based annotation suited to a stylus	Built specifically for handwriting and stylus input Runs on Android, iOS, Windows, macOS and Linux
Designed mainly for tablets Homepage gives no details on paid features	Focused on handwriting, less suited to typed notes Best experience needs a device with a stylus
Downloadable app, Web application	Downloadable app
Closed source	Open 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	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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