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Ente AuthZero-TOTP
Free

Free and open source, funded by the company's photo storage product.

 Free

Free and open source under the GPL-3.0.

Windows, macOS, Linux, Android, iOS, Web Web, Self-hosted
  • End-to-end encrypted cloud backup at no cost
  • Clients on mobile, desktop and the web, all open source
  • Zero-knowledge encryption of stored TOTP secrets
  • Use the hosted service or self-host it
  • Backup relies on an Ente account, even though the data is encrypted
  • iOS app still in development and CLI only planned
  • Small project with a limited contributor base
Downloadable app, Web application Web application, Self-hosted
Open source Open source
License: AGPL-3.0 License: GPL-3.0
Not stated if an account is needed Account needed
Not stated if it works offline Not stated if it works offline

Checked September 22, 2026

Checked October 2, 2026

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