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Microsoft Authenticator vs Authy: catalog facts
Microsoft Authenticator	Authy
Free Free app from Microsoft for Android and iOS.	Free Free to use for consumers.
Android, iOS	Android, iOS
Passwordless sign-in for Microsoft and work accounts Commonly required by employers using Microsoft sign-in	Encrypted backup and multi-device sync, which many authenticators lack
Mobile only, with no desktop app Most useful inside the Microsoft account ecosystem	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
Not stated if it 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.