Google Authenticator has been around for over a decade, is free, and will work with virtually every service that supports ...

By following these steps, you can effectively use Google Authenticator on your Windows PC, enhancing your online security with two-factor authentication.

How to Add an Account to Google Authenticator You need two things: Google's authenticator app and a code from the account you want to add to the app (Facebook, Amazon, your bank, etc.).

Functionally, Proton Authenticator isn't that different than other popular apps like Google Authenticator and Microsoft Authenticator or alternatives like Duo and Authy.

The Google Authenticator app will give you an extra layer of security for your online apps. You can sync your authenticator codes to your Google Account and across your devices.