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Authy vs Step Two: catalog facts
Authy	Step Two
Free Free to use for consumers.	Paid Sold through the App Store and Mac App Store and included in the Setapp subscription.
Android, iOS	macOS, iOS, Browser extension
Encrypted backup and multi-device sync, which many authenticators lack	iCloud backup and sync across Apple devices Apple Watch app and Safari extension
Desktop applications were retired; only mobile is supported Account recovery is tied to a phone number, which is a known attack surface	Apple platforms only Sync depends on iCloud
Downloadable app	Downloadable app, Browser extension
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 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.