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

Microsoft Authenticator – Sets up two-factor authentication by scanning QR codes presented by websites or services. Snapchat – Snapchat lets users scan Snapcodes, a type of QR code unique to ...

This usually generates a QR code, which you can then scan using the Microsoft Authenticator app. Now that you have your accounts set up, you'll be prompted to enter a six-digit code the next time ...

On your old iPhone's Authenticator app, tap More (the three vertical dots) > Export accounts > Continue. Select the accounts you want to transfer to your new phone, then tap Export. If you transfer ...

Just hit the overflow menu and tap on Dark mode to make the switch. In-app scanner Users have complained for years that Google apps should use a built-in scanner to read QR codes.

All you have to do is scan a QR code for the service you want to turn 2FA on for, and the app will generate a new log-in code around every 30 seconds.

Use Code Scanner on iPhone to scan QR codes and seamlessly navigate to the destination link. Use the Camera app to scan codes in record time since the camera is just a swipe away, with QR code ...

Best iPhone QR Code Reader App The free Quick Scan – QR Code Reader is a full-featured app that can read QR codes out in the world and from images in your photo roll.

Use the built-in camera app on your Android device to scan a quick response (QR) code, or use a code scanner on older models.