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2FAS

Free, open-source two-factor authenticator

A free, open-source 2FA authenticator app for iOS and Android with a browser extension for autofilling codes.

Visit 2FAS ↗

Pricing: Free

Platforms: iOS, Android, Browser extension

Categories: Security & Privacy

2FAS is an alternative to

Authy · Google Authenticator

2FAS compared with similar tools

Product	Price	Open source	Self-host	Platforms
2FAS	Free	Yes	–	iOS, Android, Browser extension
Aegis Authenticator	Free	Yes	–	Android
Ente Auth	Free	Yes	–	Web, Mac, Windows, Linux, iOS, Android
Authelia	Free	Yes	Yes	Self-hosted
uBlock Origin	Free	Yes	–	Browser extension
Privacy Badger	Free	Yes	–	Browser extension
Better Auth	Free plan	Yes	–	API

Similar to 2FAS

Aegis Authenticator

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Ente Auth

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Authelia

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uBlock Origin

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Privacy Badger

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Better Auth

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KeePassXC

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SuperTokens

Open-source authentication for your app

SuperTokens offers prebuilt login UI, session management and auth recipes that you can self-host or use managed.

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Questions

Is 2FAS free?

2FAS is free.

Is 2FAS open source?

Yes, 2FAS is open source.

What platforms does 2FAS run on?

2FAS is available for iOS, Android, Browser extension.

What are some alternatives to 2FAS?

Similar indie products include Aegis Authenticator, Ente Auth, Authelia, uBlock Origin and 4 more.

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