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Step Two alternatives: 4 apps ranked by verified data

Facts checked Oct 25, 2026AppBreakup editorialHow we rank

Common reasons people leave Step Two: apple platforms only, and TOTP only, no HOTP. We ranked 4 alternatives by how directly each one replaces Step Two, 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
2Proton Authenticator logoProton AuthenticatorFreeYesiOS, Android, macOS +24 of 459.6
  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 Step Two

    Encrypted sync that also reaches Android, Windows and Linux.

    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 Step Two 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. Proton Authenticator logo

    2. 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

    59.6

    score / 100

    Why switch from Step Two

    Free, open source, with Apple Watch and Mac apps plus other platforms.

    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 ×0.377
    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 Proton Authenticator a good Step Two 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)

The best Step Two alternative for…

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

Ente Auth logo

Best Step Two alternative for most people

Ente Auth

Encrypted sync that also reaches Android, Windows and Linux.

2FAS Auth logo

Best Step Two alternative for a free option

2FAS Auth

Free, open source, with iCloud backup and browser extensions beyond Safari.

Proton Authenticator logo

Best Step Two alternative for open source

Proton Authenticator

Free, open source, with Apple Watch and Mac apps plus other platforms.

Ente Auth logo

Best Step Two alternative for self-hosting

Ente Auth

Encrypted sync that also reaches Android, Windows and Linux.

Ente Auth logo

Best Step Two alternative for Mac

Ente Auth

Encrypted sync that also reaches Android, Windows and Linux.

Ente Auth logo

Best Step Two alternative for Windows

Ente Auth

Encrypted sync that also reaches Android, Windows and Linux.

Ente Auth logo

Best Step Two alternative for Linux

Ente Auth

Encrypted sync that also reaches Android, Windows and Linux.

Ente Auth logo

Best Step Two alternative for iPhone and Android

Ente Auth

Encrypted sync that also reaches Android, Windows and Linux.

Ente Auth logo

Best Step Two alternative for working in the browser

Ente Auth

Encrypted sync that also reaches Android, Windows and Linux.

Step Two alternatives: common questions

What is the best alternative to Step Two?

Ente Auth ranks first right now. Encrypted sync that also reaches Android, Windows and Linux. 2FAS Auth and Proton Authenticator follow it in our ranking.

Is there a free alternative to Step Two?

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

Is there an open-source alternative to Step Two?

Yes: Ente Auth, 2FAS Auth, Proton Authenticator and Tofu. Ente Auth can also be self-hosted.

Which Step Two alternatives work on Linux?

Ente Auth and Proton Authenticator run on Linux.

Why do people switch from Step Two?

The complaints we hear most: apple platforms only; TOTP only, no HOTP; full features need an in-app purchase.

How is this list ranked?

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