Authenticators

Aegis Authenticator is a free, secure and open source app to manage your 2-step verification tokens for your online services.

Protect your accounts with Proton Authenticator, a private and secure cross-device two-factor authentication (2FA) that works offline. Created by Proton, the creators of Proton Mail, Proton VPN, Proton Drive, and Proton Pass.

Ente's Authenticator app helps you generate and store 2 step verification (2FA) tokens on your mobile devices.

A password manager that ensures identity and password security with rigorous, end-to-end encryption, built by scientists from CERN, and recommended by the United Nations.

Online encrypted password storage with password generation, dark web monitoring, and two-factor authentication. Manage with security dashboard.

Bitwarden Authenticator generates verification codes for two-factor authentication, ensuring your identity is verified when you log into accounts.

2FAS Authenticator is a simple and free application for Two Factor Authentication (2FA Authentication) which generates Time-based One-time Passwords (TOTP) and PUSH authentication*.

Manage and secure two-factor authentication easily across Gmail, Dropbox, and more. Sync devices, secure backups, and enjoy offline access.

Google Authenticator generates 2-Step Verification codes on your phone.

It implements Time-based One-time Passwords (TOTP) and HMAC-Based One-Time Passwords (HOTP). Simply scan the QR code and login with the generated 6-digit code.

FreeOTP is a two-factor authentication application for systems utilizing one-time password protocols with support for Android (6 or later) and iOS (11 or later). Tokens can be added easily by scanning a QR-code or by manually entering in the token configuration.

Authenticator generates two-factor authentication (2FA) codes in your browser. Use it to add an extra layer of security to your online accounts.

A multi-protocol, highest assurance security key offering passwordless workflows and strongest 2FA against phishing, protecting devices efficiently.

USB security device for encryption, digital signing, and secure login, featuring secret key storage, user PIN, tamper-proof smart card, and open source design.

OVault is a super simple OTP app that lets you view and manage OTPs for all your accounts. Set up OTPs by scanning QR codes with your devices Camera App, or by manually providing the OTP secret to the app.

OnlyKey is an open source alternative to YubiKey. OnlyKey natively supports: a hardware password manager, multiple two-factor methods (FIDO2, TOTP, and Yubico® OTP), passwordless SSH login, and OpenPGP.

Securely manage and autofill your passwords across devices with zero-knowledge encryption and two-factor authentication. Also available standalone.

Sign in is easy, convenient, and secure when you use Microsoft Authenticator. Use your phone, not your password, to log into your Microsoft account. You simply have to enter your username, then approve the notification sent to your phone.

Store your unique credentials on a hardware-backed security key and take it wherever you go from mobile to desktop. No more storing sensitive secrets on your mobile phone, leaving your account vulnerable to takeovers.

Mauth (pronounced Moth) is a Two-Factor Authentication app with support for TOTP and HOTP (coming soon) and compatibility with Google Authenticator.

Open the app in one tap, sign in with FaceID and copy your one-time password to your Mac in one tap with handoff. Using a one-time password manager has never been easier!

Tofu generates one-time passwords to help you protect your online accounts. These passwords are used together with your normal password when you sign into services like Google, Facebook, Dropbox, Amazon, and GitHub.

OTP authenticator app for managing your 2FA / OTP codes on iPhone, iPad, Mac and Apple Watch.

Keysmith is a token generator for your two-factor authentication (2FA) logins. It supports time and hash-based one-time passwords (TOTP/HOTP).

2fast (acronym for two factor authenticator supporting TOTP) is the first free, open source, two factor authenticator for Windows and Android with the ability to store the sensitive data encrypted at a place of your choice instead of a 3rd party cloud location.