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Google Authenticator alternatives: 6 apps ranked by verified data

Facts checked Oct 25, 2026AppBreakup editorialHow we rank

Common reasons people leave Google Authenticator: cloud sync is not end-to-end encrypted, and no desktop or browser app. We ranked 6 alternatives by how directly each one replaces Google Authenticator, then by reviews, real visits and how recently each app's facts were checked against its own website. Ente Auth currently ranks first.

Quick comparison

#AppPricingOpen sourcePlatformsVerified factsScore
1Ente Auth logoEnte AuthOpen sourceYesAndroid, iOS, Windows +35 of 566.5
22FAS Auth logo2FAS AuthOpen sourceYesiOS, Android, Browser extension5 of 559.6
3Proton Authenticator logoProton AuthenticatorFreeYesiOS, Android, macOS +24 of 457.2
4Bitwarden Authenticator logoBitwarden AuthenticatorFreeYesiOS, Android4 of 453.6
  1. Ente Auth logo

    1. Ente AuthTop pick

    Best for: People who want encrypted 2FA sync across phone and computer from an open-source app

    Open sourceSelf-hostableAndroid, iOS, Windows, macOS, Linux, Web

    66.5

    score / 100

    Why switch from Google Authenticator

    Open source with end-to-end encrypted sync and apps for desktop and web.

    Pros

    • End-to-end encrypted sync on every major platform
    • Free and open source, with self-hosting possible
    • Works offline without an account
    • Easy import and export

    Cons

    • Sync requires an Ente account
    • Interface is plain
    • No browser extension for filling codes
    Visit Ente Auth Details and reviews
    How this score is calculated
    Editorial fit ×0.3100
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Ente Auth a good Google Authenticator alternative?

    Verified facts

    5 of 5 verified
    License
    AGPL-3.0
    Checked Oct 25, 2026github.com(opens source in a new tab)
    Price
    Free
    Checked Oct 25, 2026help.ente.io(opens source in a new tab)
    Encrypted backups
    End-to-end encrypted, externally audited
    Checked Oct 25, 2026ente.io(opens source in a new tab)
    Platforms
    iOS, Android, web, macOS, Linux, Windows
    Checked Oct 25, 2026ente.io(opens source in a new tab)
    Offline mode
    Use without an account
    Checked Oct 25, 2026ente.io(opens source in a new tab)
  2. 2FAS Auth logo

    2. 2FAS Auth

    Best for: People who want a free, account-free authenticator on both iPhone and Android

    Open sourceiOS, Android, Browser extension

    59.6

    score / 100

    Why switch from Google Authenticator

    Free, open-source and account-free, with a browser extension for faster logins.

    Pros

    • Free, open source and needs no account
    • Browser extension sends codes from your phone
    • Backup via your own iCloud or Google Drive
    • Available on both iOS and Android

    Cons

    • No standalone desktop app
    • Browser extension needs your phone for each code
    • Cross-platform sync between iOS and Android relies on export files
    Visit 2FAS Auth Details and reviews
    How this score is calculated
    Editorial fit ×0.377
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is 2FAS Auth a good Google Authenticator alternative?

    Verified facts

    5 of 5 verified
    License
    GPL-3.0
    Checked Oct 25, 2026github.com(opens source in a new tab)
    Price
    Free
    Checked Oct 25, 20262fas.com(opens source in a new tab)
    Account required
    No
    Checked Oct 25, 20262fas.com(opens source in a new tab)
    Browser extension
    Chrome, Brave, Firefox, Edge, Opera, Safari
    Checked Oct 25, 20262fas.com(opens source in a new tab)
    Sync and backup
    Export files, iCloud or Google Drive
    Checked Oct 25, 20262fas.com(opens source in a new tab)
  3. Proton Authenticator logo

    3. Proton Authenticator

    Best for: People who want free encrypted 2FA sync on phone and desktop from a privacy-focused company

    FreeOpen sourceiOS, Android, macOS, Windows, Linux

    57.2

    score / 100

    Why switch from Google Authenticator

    Free and open source with end-to-end encrypted sync and desktop apps.

    Pros

    • Free and open source with no account required
    • End-to-end encrypted sync across devices
    • Desktop apps for Windows, Mac and Linux, plus Apple Watch

    Cons

    • Sync requires a Proton account
    • Newer app with fewer organisation features
    • No browser extension of its own
    Visit Proton Authenticator Details and reviews
    How this score is calculated
    Editorial fit ×0.369
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Proton Authenticator a good Google Authenticator alternative?

    Verified facts

    4 of 4 verified
    Platforms
    iPhone, iPad, Apple Watch, Mac, Android, Linux, Windows
    Checked Oct 25, 2026proton.me(opens source in a new tab)
    Price
    Free
    Checked Oct 25, 2026proton.me(opens source in a new tab)
    Account required
    No
    Checked Oct 25, 2026proton.me(opens source in a new tab)
    Encrypted backups
    End-to-end encrypted
    Checked Oct 25, 2026proton.me(opens source in a new tab)
  4. Bitwarden Authenticator logo

    4. Bitwarden Authenticator

    Best for: People who want a simple free authenticator from a trusted open-source security company

    FreeOpen sourceiOS, Android

    53.6

    score / 100

    Why switch from Google Authenticator

    Free, open-source and account-free, from a trusted password manager vendor.

    Pros

    • Free and open source
    • No account needed
    • Optional link with the Bitwarden password manager

    Cons

    • Fairly basic feature set
    • No desktop or browser version
    • Cross-device sync depends on the Bitwarden password manager
    Visit Bitwarden Authenticator Details and reviews
    How this score is calculated
    Editorial fit ×0.357
    Reviews ×0.363
    Clicks (90 days) ×0.150
    Freshness ×0.1585
    Votes ×0.150

    0 counted reviews, 0 up and 0 down votes. Full formula

    Is Bitwarden Authenticator a good Google Authenticator alternative?

    Verified facts

    4 of 4 verified
    Open source
    Yes
    Checked Oct 25, 2026bitwarden.com(opens source in a new tab)
    Platforms
    iOS and Android
    Checked Oct 25, 2026bitwarden.com(opens source in a new tab)
    Account required
    No
    Checked Oct 25, 2026bitwarden.com(opens source in a new tab)
    Code format
    6 digits, changes every 30 seconds
    Checked Oct 25, 2026bitwarden.com(opens source in a new tab)

The best Google Authenticator alternative for…

The highest-ranked app in this list for each need.

Ente Auth logo

Best Google Authenticator alternative for most people

Ente Auth

Open source with end-to-end encrypted sync and apps for desktop and web.

Aegis Authenticator logo

Best Google Authenticator alternative for a free option

Aegis Authenticator

Open-source Android app with an encrypted vault and automatic local backups.

2FAS Auth logo

Best Google Authenticator alternative for open source

2FAS Auth

Free, open-source and account-free, with a browser extension for faster logins.

Ente Auth logo

Best Google Authenticator alternative for self-hosting

Ente Auth

Open source with end-to-end encrypted sync and apps for desktop and web.

Proton Authenticator logo

Best Google Authenticator alternative for Mac

Proton Authenticator

Free and open source with end-to-end encrypted sync and desktop apps.

Ente Auth logo

Best Google Authenticator alternative for Windows

Ente Auth

Open source with end-to-end encrypted sync and apps for desktop and web.

Ente Auth logo

Best Google Authenticator alternative for Linux

Ente Auth

Open source with end-to-end encrypted sync and apps for desktop and web.

Microsoft Authenticator logo

Best Google Authenticator alternative for iPhone and Android

Microsoft Authenticator

Also free, adding push approvals for Microsoft personal and work accounts.

Ente Auth logo

Best Google Authenticator alternative for working in the browser

Ente Auth

Open source with end-to-end encrypted sync and apps for desktop and web.

Google Authenticator alternatives: common questions

What is the best alternative to Google Authenticator?

Ente Auth ranks first right now. Open source with end-to-end encrypted sync and apps for desktop and web. Aegis Authenticator and 2FAS Auth follow it in our ranking.

Is there a free alternative to Google Authenticator?

Yes. Ente Auth (open source), Aegis Authenticator (open source), 2FAS Auth (open source) and Proton Authenticator (free) have a free option. Check each app's verified facts for current plan limits.

Is there an open-source alternative to Google Authenticator?

Yes: Ente Auth, Aegis Authenticator, 2FAS Auth and Proton Authenticator, plus 1 more in the list above. Ente Auth can also be self-hosted.

Which Google Authenticator alternatives work on Linux?

Ente Auth and Proton Authenticator run on Linux.

Why do people switch from Google Authenticator?

The complaints we hear most: cloud sync is not end-to-end encrypted; no desktop or browser app; basic organisation and export options.

How is this list ranked?

Every app is scored with the same published formula: how directly it replaces Google Authenticator, reviews (weighted by verification), visits from AppBreakup, how recently its facts were checked against its own website, and reader votes.