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Notesnook vs Inkdrop: catalog facts
Notesnook	Inkdrop
Freemium A free tier covers unlimited notes and sync across devices. A paid Pro subscription adds…	Paid Commercial app; see the Inkdrop site for current plan prices.
Windows, macOS, Linux, Android, Web	Windows, macOS, Linux, Android, iOS, Browser extension
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	Markdown editor built around developer workflows Encrypted sync across devices
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	Closed source commercial product Recent focus on AI features may not suit everyone
Downloadable app, Web application	Downloadable app, Browser extension
Open source	Closed source
License: GPL-3.0	License not stated
Account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked September 23, 2026

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