Dev tools · alternatives · 2026

24 alternatives to RingCaptcha

Onboard and verify mobile users with a single SMS

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. RingCaptcha launched in 2015; newer entries below may have overtaken it.

1. 1
   RingCaptcha▲12

   Phone Based Verification in Seconds

   2014 · ringcaptcha.com · its alternatives →

2. 2
   Prelude Verify▲479

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

   2024 · prelude.so · its alternatives →

3. 3
   Tooltip.io▲196

   In-app messaging suite for user support on the web

   2016 · tooltip.io · its alternatives →

4. 4
   Signup!▲246

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

   2016 · signupcelebration.com · its alternatives →

5. 5
   Ring▲83

   A free software for distributed and secured communication

   2015 · its alternatives →

6. 6
   Convo - Chat Insights▲123

   Conversation insights app

   2025 · archive.chatvibes.ai · its alternatives →

7. 7
   Text Me Apps▲107

   Get one hand-curated app per day via SMS.

   2015 · its alternatives →

8. 8
   SMS Verification Service▲213

   SMS-Verify.me | secure sms verification made simple

   2025 · its alternatives →

9. 9
   Charm▲180

   A little companion app for collecting Tweets

   2016 · collectcharm.app · its alternatives →

10. 10
    Nexmo▲100

    API's for SMS, voice, and phone verification

    2015 · vonage.com · its alternatives →

11. 11
    Onehop SMS▲5

    Global Messaging Platform for Cloud Apps

    2017 · its alternatives →

12. 12
    Studio▲124

    Roleplaying based messaging app

    2015 · its alternatives →

13. 13
    Kahuna▲103

    Best way to understand and engage your mobile audience

    2014 · kahuna.com · its alternatives →

14. 14
    ChitChat▲107

    A tap-to-talk mobile app from IDEO

    2014 · its alternatives →

15. 15
    SMSHunt▲139

    Get the #1 upvoted product via SMS every day

    2015 · its alternatives →

16. 16
    Text It▲94

    Visually build interactive SMS applications.

    2014 · textit.com · its alternatives →

17. 17
    Flock▲118

    A messaging app for making plans

    2014 · its alternatives →

18. 18
    Lynk Messenger▲116

    A location-based messaging app that knows who you're with

    2015 · its alternatives →

19. 19
    Flock▲168

    Real-time team messenger tool

    2016 · flock.com · its alternatives →

20. 20
    Bonsai▲71

    SMS-based daily reflection tool

    2013 · heybonsai.com · its alternatives →

21. 21
    Clockwork SMS▲100

    Easy text message API

    2015 · textanywhere.com · its alternatives →

22. 22
    PocketSuite▲131

    Mobile scheduling, payments, and messaging for service pros

    2016 · pocketsuite.io · its alternatives →

23. 23
    Strings▲71

    A messaging app that lets you take messages back

    2015 · apps.apple.com · its alternatives →

24. 24
    QKSMS▲68

    A beautiful and modern SMS app for Android

    2014 · play.google.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 →