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Alternatives

Best 2FAS Auth alternatives in 2026

2FAS Auth is local-first authenticator with no account and optional cloud backup. These 5 alternatives come from the same rankings, ordered by editorial score. Connected products carry a small, disclosed lift.

5 alternatives From best authenticator apps How we rank

Ranked alternatives

  1. 1

    Ente Auth

    Also runs on Web, macOS, Linux. Open source under AGPL-3.0, with end-to-end encrypted backups and sync across phones, web and desktop. Backups are optional, and offline use needs no account.

    Best for Open-source 2FA with encrypted cross-device backup

    iOSAndroidWebmacOSLinuxWindowsFree and open sourceOpen source

    91.5score
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  2. 2

    Proton Authenticator

    Also runs on macOS, Windows, Linux. Open-source app with end-to-end encrypted sync and backup across phones, tablets and desktops, plus an Apple Watch app. No browser extension is listed, and the company is Swiss-based.

    Best for Encrypted sync across phones, tablets and desktops

    iOSAndroidmacOSWindowsLinuxFreeOpen source

    89.0score
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  3. 3

    Aegis Authenticator

    Free, open-source Android authenticator with an encrypted vault, biometric unlock and strong import and export. It is Android only, so iPhone users need another app.

    Best for Android users who want full control of backups

    AndroidFree and open sourceOpen source

    86.0score
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  4. 4

    Bitwarden Authenticator

    Free, open-source two-factor app from Bitwarden that needs no account and works on iOS and Android. It is mobile only, and its page does not describe sync or backup.

    Best for Free mobile 2FA for Bitwarden users

    iOSAndroidFree and open sourceOpen source

    84.5score
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  5. 5

    Authy

    Free app with cloud backup and token sync across iOS and Android, from Twilio. It lists only mobile platforms and does not describe itself as open source.

    Best for Mobile 2FA with cloud backup and phone sync

    iOSAndroidFree

    80.0score
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Narrow the alternatives

2FAS Auth alternatives for Linux

2FAS Auth alternatives for Windows

2FAS Auth alternatives for macOS

About 2FAS Auth alternatives

What is the best alternative to 2FAS Auth?
On listme.name the highest-scored alternative is Ente Auth, followed by Proton Authenticator. The right choice depends on price, platform and whether you need open source.
Is there a free alternative to 2FAS Auth?
Yes. Free options include Ente Auth, Proton Authenticator, Aegis Authenticator.