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Simple Text CryptCryptoSafe
Free

Free and open source under the GPL-3.0-or-later license.

 Free

Free and open source under the MIT licence, with optional donations.

Android Android
  • Encrypts plain text for storage or sharing
  • Uses Argon2 with a random salt to derive keys
  • Works fully offline with no network access
  • AES-256-GCM with Argon2id key derivation
  • The README advises against using it for serious data encryption
  • Encrypts text only, not files
  • Small project with a single maintainer
Downloadable app Downloadable app
Open source Open source
License: GPL-3.0-or-later License: MIT
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked October 8, 2026

Checked October 2, 2026

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