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Google Authenticator vs Authy: catalog facts
Google Authenticator	Authy
Free Free to download and use.	Free Free to use for consumers.
Android, iOS	Android, iOS
Generates codes without a network connection Optional sync of codes across devices via a Google Account	Encrypted backup and multi-device sync, which many authenticators lack
Cloud sync ties your codes to a Google Account Not open source	Desktop applications were retired; only mobile is supported Account recovery is tied to a phone number, which is a known attack surface
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 22, 2026

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