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Amplenote vs My Brain: catalog facts
Amplenote	My Brain
Freemium Free plan available, with paid plans for more features.	Free Free and open source under GPL-3.0.
Windows, macOS, Linux, Android, iOS, Web	Android
Notes, tasks and calendar planning in one app Detailed statistics on completed tasks	Tasks, notes, calendar, diary, and bookmarks in one app Includes an AI assistant
Requires an account and cloud service Many features can make it heavier than a plain notes app	Android only
Downloadable app, Web application, Hosted service	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
Account 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 September 23, 2026	Official website Full listing and sources Checked October 8, 2026

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