Dev tools · alternatives · 2026

24 alternatives to Firebase Phone Auth

Authenticate users by sending SMS messages to their phones.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Firebase Phone Auth launched in 2017; newer entries below may have overtaken it.

1. 1
   Firebase▲804

   App success made simple by google

   2016 · firebase.google.com · its alternatives →

2. 2
   Firebase-Auth-App▲3

   Boilerplate Project for Google Authentication with Firebase

   2021 · npmjs.com · its alternatives →

3. 3
   Firebase, a scalable real-time backend▲526

   Discover Firebase, Google’s mobile and web app development platform that helps developers build apps and games that users will love.

   2012 · firebase.com · its alternatives →

4. 4
   Receive SMS Online▲405

   Your free, instant & disposable SMS solution

   2023 · receive-smss.com · its alternatives →

5. 5
   Signup!▲246

   Get text messages (SMS) when users sign up to your product

   2016 · signupcelebration.com · its alternatives →

6. 6
   TelegramLogin▲131

   Authenticate users via Telegram Messenger

   2016 · telegramlogin.com · its alternatives →

7. 7
   Authpush▲186

   Easy push notifications for everyone

   2018 · its alternatives →

8. 8
   Pre-built Auth UI for React▲349

   Install Auth UI and start authenticating users with Supabase

   2022 · supabase.com · its alternatives →

9. 9
   LittleFire▲93

   The first mobile client for Google Firebase

   2024 · apps.apple.com · its alternatives →

10. 10
    Cloud Functions for Firebase▲237

    Run your mobile backend code without managing servers

    2017 · firebase.google.com · its alternatives →

11. 11
    Firebase 3 Auth Starter▲6

    Super Awesome Starter integrated with Firebase 3

    2016 · ionicframework.com · its alternatives →

12. 12
    Riley▲183

    MailChimp for SMS. Dashboard and API for triggering SMS.

    2018 · getrileynow.com · its alternatives →

13. 13
    Falkon SMS▲59

    Making business texting fun

    2023 · app.falkonsms.com · its alternatives →

14. 14
    Firelog (Firebase Mobile)▲7

    Firebase mobile application

    2025 · apps.apple.com · its alternatives →

15. 15
    MessageBird API on StdLib▲165

    Purchase numbers, send SMS and more with one line of code

    2018 · stdlib.com · its alternatives →

16. 16IM
    I made a super easy way to verify users' mobile numbers using SMS▲26

    2015 · digitimate.com · its alternatives →

17. 17
    Flamelink▲136

    Headless CMS for Firebase

    2021 · flamelink.io · its alternatives →

18. 18
    Verify API by Telnyx▲83

    Secure apps & services with multichannel user authentication

    2021 · telnyx.com · its alternatives →

19. 19
    Console.text()▲93

    SMS alerts for your code just like console.log()

    Dec 2025 · soorajdmg.github.io · its alternatives →

20. 20
    Virgil Security▲74

    Build privacy-first apps on Firebase

    2018 · virgilsecurity.com · its alternatives →

21. 21
    SuperTokens▲146

    Open source email & password auth for developers

    2020 · supertokens.com · its alternatives →

22. 22
    Protected App by Logto▲117

    Build auth in clicks, no code required

    2024 · logto.io · its alternatives →

23. 23
    Firebase + Batch▲128

    Push notifications for Firebase, for the post-Parse world.

    2016 · batch.com · its alternatives →

24. 24
    Telnyx SMS API▲111

    Build global text messaging right in your app

    2019 · telnyx.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →