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Conceal AuthenticatorStratum
Free

Free and open source.

 Free

Free and open source under the GPL 3.0 license.

Android Android
  • Supports SHA1, SHA256 and SHA512 TOTP variants
  • Optional encrypted backup restorable from a seed phrase
  • Encrypted backups with import from other apps and export at any time
  • Supports TOTP, HOTP and mOTP
  • Blockchain backup depends on the Conceal Network cryptocurrency ecosystem
  • Losing the recovery seed phrase means losing the backup
  • Android only, with no iOS or desktop version
  • Only handles one-time codes, not passwords
Downloadable app Downloadable app
Open source Open source
License: BSD-3-Clause License: GPL-3.0
No account needed No account needed
Not stated if it works offline Works offline

Checked October 2, 2026

Checked September 24, 2026

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