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Conceal Authenticator vs FreeOTP: catalog facts
Conceal AuthenticatorFreeOTP
Free

Free and open source.

Free

Free and open source.

Android Android, iOS
  • Supports SHA1, SHA256 and SHA512 TOTP variants
  • Optional encrypted backup restorable from a seed phrase
  • Open source with public repositories for both apps
  • Available on F-Droid as well as Google Play and the App Store
  • Blockchain backup depends on the Conceal Network cryptocurrency ecosystem
  • Losing the recovery seed phrase means losing the backup
  • Mobile only, no desktop app
  • Minimal project website with little documentation
Downloadable app Downloadable app
Open source Open source
License: BSD-3-Clause License not stated
No account needed Not stated if an account is needed
Not stated if it works offline Not stated if it works offline

Checked October 2, 2026

Checked September 23, 2026

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