Dev tools · alternatives · 2026

24 alternatives to Authentica

APIs to verify users via Nafath, OTP, and Biometrics.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

1. 1
   VerifyKit▲175

   Verify your users faster and cheaper than ever

   2022 · verifykit.com · its alternatives →

2. 2
   Nango Auth▲600

   Free OAuth for 250+ APIs

   2024 · nango.dev · its alternatives →

3. 3
   Prelude Verify▲479

   Verify more users for less cost with our spam-free SMS API

   2024 · prelude.so · its alternatives →

4. 4
   OTP.io▲26

   Verify users over SMS, WhatsApp and Email, Globally

   2024 · otp.io · its alternatives →

5. 5
   OTP.com▲36

   OTP service for product builders. 4 channels - Single API

   Sep 2026 · otp.com · its alternatives →

6. 6
   Verifik▲69

   All you need to verify and authenticate with biometrics

   2023 · verifik.co · its alternatives →

7. 7
   Keyri▲127

   Turn your app into an ultrasecure authenticator

   2021 · its alternatives →

8. 8
   NoPass.me▲129

   Open-source identity verification

   2021 · nopass.me · its alternatives →

9. 9
   Verify API by Telnyx▲83

   Secure apps & services with multichannel user authentication

   2021 · telnyx.com · its alternatives →

10. 10
    Authyo Secure logins made simple▲5

    Fast. Flexible. Frictionless MFA for Every App

    2025 · authyo.io · its alternatives →

11. 11
    Authenticator°▲85

    Online account protection with multi-factor authentication

    2023 · apps.apple.com · its alternatives →

12. 12
    AuthN▲102

    Secure, fast, or easy? Pick 3

    2023 · crowdstrike.com · its alternatives →

13. 13
    Base Verify▲68

    Making user data verification a breeze

    2023 · baseverify.com · its alternatives →

14. 14
    OTP-less One tap Sign in▲37

    No more passwords. Fast, simple, secure.

    2023 · otpless.com · its alternatives →

15. 15
    auth.▲66

    2FA , MFA, OTP, Secure Code for Apple devices

    2021 · auth.startway.io · its alternatives →

16. 16
    Email OTP / 2FA by Dexatel Verify▲22

    Verify users safely with Email OTP fallback

    Oct 2025 · dexatel.com · its alternatives →

17. 17
    Entry▲71

    Biometric Authentication Factor for SSO

    2021 · its alternatives →

18. 18
    Sawo Labs▲124

    Allow your users to sign-in without a password or OTPs

    2021 · its alternatives →

19. 19
    Simple OTP▲104

    Simple passwordless authentication for your website

    2023 · its alternatives →

20. 20
    WhatsAuth▲72

    Frictionless WhatsApp login & OTP for NextGen security

    2023 · whatsauth.com · its alternatives →

21. 21
    Authenticating.com▲55

    API and SDK for Identity Verification as Service

    2018 · docs.authenticating.com · its alternatives →

22. 22
    Alt Pass▲72

    A future without OTPs, sign up with WhatsApp

    2023 · its alternatives →

23. 23
    WOAUTH▲8

    Whatsapp Authentication Message for OTP

    2025 · its alternatives →

24. 24BL
    Beautiful login and signup views for iOS with a few lines of code▲82

    2012 · blog.parse.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 →