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Google Authenticator vs Tokn: catalog facts
Google Authenticator	Tokn
Free Free to download and use.	Free Free and open source under the GPL-3.0.
Android, iOS	Android
Generates codes without a network connection Optional sync of codes across devices via a Google Account	Fully offline with no account or telemetry SQLCipher-encrypted vault with biometric unlock
Cloud sync ties your codes to a Google Account Not open source	Android only No cloud sync, by design
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0
Not stated if an account is needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 2, 2026

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