Aegis Authenticator
Aegis Authenticator is a free, open-source security app for Android. Free, secure and open source 2FA app to manage tokens for your online services. It has 13,229 GitHub stars and is released under the GPL-3.0-only license, and you can install it from F-Droid and Google Play.
About Aegis Authenticator
Aegis Authenticator is a free, secure and open source app to manage your 2-step verification tokens for your online services. Compatibility Aegis supports the HOTP and TOTP algorithms. These two algorithms are industry-standard and widely supported, making Aegis compatible with thousands of services. Any web service that supports Google Authenticator will also work with Aegis Authenticator. Encryption and biometric unlock All of your one-time passwords are stored in a vault. If you choose to set a password (highly recommended), the vault will be encrypted using strong cryptography.
Privacy and F-Droid
F-Droid builds Aegis Authenticator from its published source code and flags anti-features such as ads, tracking or reliance on non-free services.
No anti-features flagged on the latest F-Droid build.
Screenshots
Screenshots from the app's F-Droid listing.
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What is Aegis Authenticator?
Aegis Authenticator is a free, open-source security app for Android. Free, secure and open source 2FA app to manage tokens for your online services. It has 13,229 GitHub stars and is released under the GPL-3.0-only license, and you can install it from F-Droid and Google Play.
Is Aegis Authenticator free and open source?
Yes. Aegis Authenticator's source code is public on GitHub under the GPL-3.0-only license, which is OSI-approved or FSF-free. F-Droid, which builds it from source, flags no anti-features such as ads or tracking on its latest build.
How do I install Aegis Authenticator?
You can install Aegis Authenticator from F-Droid (package com.beemdevelopment.aegis) and from Google Play; the links are on this page. Its GitHub repository also publishes releases (latest: v3.4.3).
Is Aegis Authenticator still maintained?
The repository's most recent commit was on Sep 6, 2026. Its F-Droid listing was last updated on Sep 9, 2026. appsgit only lists apps whose repository had a commit in the last six months.