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ProtectedTextNotesnook
Free

The web notepad is free to use.

 Freemium

A free tier covers unlimited notes and sync across devices. A paid Pro subscription adds…

Android, Web Windows, macOS, Linux, Android, Web
  • Encrypts notes on the device before sending them
  • No registration required
  • 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
  • Forgotten passwords cannot be recovered
  • 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
No account needed Account needed
Not stated if it works offline Works offline

Checked October 8, 2026

Checked September 21, 2026

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