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Best Stratum alternatives in 2026

Stratum is open-source Android authenticator with encrypted backups. These 9 alternatives come from the same rankings, ordered by editorial score. Connected products carry a small, disclosed lift.

9 alternatives From best authenticator apps How we rank Share

Ranked alternatives

  1. Ente Auth

    Also runs on iOS, Web, macOS. 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

    91.5of 100
    Visit Alternatives

  2. Proton Authenticator

    Also runs on iOS, macOS, Windows. 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

    89.0of 100
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  3. Yubico Authenticator

    Also runs on Windows, macOS, Linux. Open-source companion app for YubiKey keys, with desktop builds for Windows, macOS and Linux and an Android app. It is useful only with a YubiKey, unlike the phone apps above, and its iOS version is a separate app.

    Best for Hardware-key users who want desktop and mobile access

    WindowsmacOSLinuxAndroidiOSFree and open sourceOpen source

    88.0of 100
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  4. 2FAS Auth

    Also runs on iOS. Local-first, open-source authenticator with no accounts, optional cloud or manual backup and an Apple Watch app. Its site uses both open-source and source-available wording, so check each repository's license.

    Best for Local-first codes without an account

    iOSAndroidBrowser extensionFree and open sourceOpen source

    87.5of 100
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  5. 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

    86.0of 100
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  6. Bitwarden Authenticator

    Also runs on iOS. 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

    84.5of 100
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  7. 2FAuth

    Also runs on Web. A self-hosted web app that generates TOTP and HOTP codes on a server you run, under AGPL-3.0. It needs a server and maintenance, which the phone apps do not, but the codes stay on infrastructure you control.

    Best for Home-server users who want a web-based authenticator

    WebSelf-hostedFree and open sourceOpen source

    82.0of 100
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  8. Authy

    Also runs on iOS. 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

    80.0of 100
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  9. FreeOTP

    Also runs on iOS. A plain, open HOTP and TOTP app published by Red Hat under Apache 2.0 for Android and iOS. Its site describes no sync or cloud backup, so it trails the newer apps above on backup features.

    Best for Users who want a plain open-source TOTP app

    AndroidiOSFree and open sourceOpen source

    77.0of 100
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About Stratum alternatives

What is the best alternative to Stratum?
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 Stratum?
Yes. Free options include Ente Auth, Proton Authenticator, Yubico Authenticator.

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