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Ente Auth vs Stratum: catalog facts
Ente Auth	Stratum
Free Free and open source, funded by the company's photo storage product.	Free Free and open source under the GPL 3.0 license.
Windows, macOS, Linux, Android, iOS, Web	Android
End-to-end encrypted cloud backup at no cost Clients on mobile, desktop and the web, all open source	Encrypted backups with import from other apps and export at any time Supports TOTP, HOTP and mOTP
Backup relies on an Ente account, even though the data is encrypted	Android only, with no iOS or desktop version Only handles one-time codes, not passwords
Downloadable app, Web application	Downloadable app
Open source	Open source
License: AGPL-3.0	License: GPL-3.0
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 24, 2026

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