If you use two-factor authentication with one-time codes generated in an app, Google Authenticator is not your only option. Since Google’s original solution was created a decade or so ago, a number of alternatives that outperform it in convenience and functionality have been made available by other providers.
As recently as three years ago, there were only a few of them, but with the available of more now, it is easy to get confused. To help you choose an authenticator that works with your operating systems, we have grouped the 10 most noteworthy by OS:
Authenticator apps for Android: andOTP, Twilio Authy, Google Authenticator, Microsoft Authenticator, Cisco Duo Mobile, FreeOTP
Authenticator apps for iOS: OTP auth, Step Two, Twilio Authy, Google Authenticator, Microsoft Authenticator, Cisco Duo Mobile, FreeOTP, iOS built-in authenticator
Authenticator apps for Windows: WinAuth, Twilio Authy
Authenticator apps for macOS: Step Two, OTP auth (paid version only), Twilio Authy
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