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Reflect vs Notesnook: catalog facts
Reflect	Notesnook
Paid Paid subscription with a free trial.	Freemium A free tier covers unlimited notes and sync across devices. A paid Pro subscription adds…
iOS, Web	Windows, macOS, Linux, Android, Web
End-to-end encrypted notes Backlinks for a graph of connected notes	End-to-end encrypted on device with XChaCha20-Poly1305 and Argon2, so the service holds no readable data The full client codebase is published, which makes the privacy claim auditable
Paid after the trial AI features send text to OpenAI models	An account is required; it is a sync service, not a local-only app Encryption means no server-side search, and losing your password loses the notes
Downloadable app, Web application, Hosted service	Downloadable app, Web application
Closed source	Open source
License not stated	License: GPL-3.0
Account needed	Account 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 21, 2026

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