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




Raivo Authenticator is described as 'Native open-source app for iOS and macOS generates time-based one-time passwords, supports secure iCloud sync, FaceID unlock, QR scanning, and encrypted backup' and is a Authenticator in the security & privacy category. There are more than 25 alternatives to Raivo Authenticator for a variety of platforms, including iPhone, Android, iPad, Android Tablet and Linux apps. The best Raivo Authenticator alternative is Aegis Authenticator, which is both free and Open Source. Other great apps like Raivo Authenticator are Ente Auth, 2FA Authenticator (2FAS), Authy and Google Authenticator.
Aegis Authenticator is a free, secure and open source app to manage your 2-step verification tokens for your online services.




Generates and stores two-factor authentication tokens with device encryption, offers secure cloud backup, multi-device synchronization, offline mode, and import/export through QR, file, or manual input. Migration and restore tools reduce risk of token loss.




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 two-factor authentication seamlessly across various platforms with secure cloud backups and offline access. From Gmail to LastPass, enhance security effortlessly. Sync multiple devices securely and protect sensitive data with robust encryption.




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




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.




A free open-source two factor authentication app for Android. It features encrypted backups, icons, categories and a high level of customisation. It also has a Wear OS companion app.




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.




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.




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.




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.




Aegis is Android only whilst Raivo OTP is iOS only