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KeyVault OTP Authenticator vs Microsoft Authenticator: catalog facts
KeyVault OTP Authenticator	Microsoft Authenticator
Freemium Free to use, with a paid Pro upgrade for themes, icons and advanced organization.	Free Free app from Microsoft for Android and iOS.
Linux, iOS	Android, iOS
Adds codes by QR scan or manual entry Import and export for moving between devices	Passwordless sign-in for Microsoft and work accounts Commonly required by employers using Microsoft sign-in
Proprietary and closed source Customization features need the paid Pro tier	Mobile only, with no desktop app Most useful inside the Microsoft account ecosystem
Downloadable app	Downloadable app
Closed source	Closed source
License: Proprietary	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 October 1, 2026	Official website Full listing and sources Checked September 23, 2026

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