Authenticator App

Generate secure two-factor codes (TOTP & HOTP) for your accounts, fully offline.

Authenticator App generates the time-based and counter-based one-time codes you need to sign in to your online accounts with two-factor authentication. Every secret stays on your device, encrypted with hardware-backed keys.Add your accounts by scanning the QR code your service provides, or by typing in the setup key manually. The app reads QR codes locally on your phone — no image is ever uploaded.WHY AUTHENTICATOR …