Dev tools · alternatives · 2026

24 alternatives to Infobip SMS / Txt2Speech API for 2FA

HQ SMS service, that can truly scale internationally.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Infobip SMS / Txt2Speech API for 2FA launched in 2015; newer entries below may have overtaken it.

1. 1
   Sweego▲369

   Multichannel emails & sms sending API for developers

   2024 · sweego.io · its alternatives →

2. 2
   MailerSend - Transactional SMS API▲126

   Build strong customer connections with transactional SMS

   2022 · mailersend.com · its alternatives →

3. 3
   Clockwork SMS▲100

   Easy text message API

   2015 · textanywhere.com · its alternatives →

4. 4
   Securify TFA▲66

   The new 2FA is TFA, come join the (r)evolution

   2021 · its alternatives →

5. 5
   TxtNet Browser – Browse the Web over SMS, No Wi-Fi/Mobile Data Needed▲234

   Hello all, This is my second year of working on a project[1] with the goal of browsing the web, on an Android smartphone, without reliance on Wi-Fi or mobile data. While this concept might seem aimless, my goal was to provide a way for people in areas with limited, expensive, or censored cellular internet access a way to view the web in a basic format. I finished work on a basic client-server model last year[2], and this year, I implemented a new pseudo-distributed peer-to-peer model that allows any TxtNet Browser user to use their own smartphone to run a background server service that…

   2023 · github.com · its alternatives →

6. 6
   Texted.io▲126

   Send text blasts to groups, receive individual replies

   2017 · texted.io · its alternatives →

7. 7
   Sheet 2 SMS▲87

   Send SMS from your spreadsheet

   2021 · its alternatives →

8. 8
   SMS in Close.io▲100

   Improve sales reach rates with built-in Close.io SMS

   2017 · close.com · its alternatives →

9. 9
   Team SMS▲9

   Share 2FA SMS with your team

   2024 · teamsms.io · its alternatives →

10. 10
    TextMe.io▲101

    Send customers a SMS w/ tap-friendly business contact info

    2015 · its alternatives →

11. 11
    Blooio▲84

    iMessages API that scales to send blue bubbles from anywhere

    Jan 2026 · blooio.com · its alternatives →

12. 12
    Team2FA▲68

    Get a Phone Number for your Team

    2023 · team2fa.com · its alternatives →

13. 13
    Text Messaging for HubSpot by Salesmsg▲68

    SMS & MMS text messaging for HubSpot (certified integration)

    2018 · salesmessage.com · its alternatives →

14. 14M2
    My 2-Hour Twilio App▲57

    2010 · txt2ping.com · its alternatives →

15. 15TM
    Textmob - My simple Twilio + GroupMe app▲27

    2011 · textmob.co · its alternatives →

16. 16
    Zipwhip▲13

    Business texting for today's conversations.

    2014 · its alternatives →

17. 17
    Email OTP / 2FA by Dexatel Verify▲22

    Verify users safely with Email OTP fallback

    Oct 2025 · dexatel.com · its alternatives →

18. 18FM
    freespeech - mobile messaging for everyone. Real time, Free SMS, Groups▲5

    2011 · getfreespeech.com · its alternatives →

19. 19
    SMS Textr▲11

    Affordable, pay-as-you-go SMS API for seamless communication

    2024 · smstextr.web.app · its alternatives →

20. 20
    Phone2Email▲8

    Send free sms messages to anyone in the world by email

    2016 · its alternatives →

21. 21
    Bulk SMS Platform▲3

    Send Bulk SMS with Fast Delivery & Powerful APIs

    Jul 2026 · mtalkz.com · its alternatives →

22. 22
    TextingPro▲10

    Buy numbers. Send & receive SMS globally.

    2025 · textingpro.ai · its alternatives →

23. 23
    I Made an iMessaging API▲15

    Send iMessage, SMS, and RCS from your CRM or via REST API. 2-3x higher response rates than SMS. No A2P registration. SOC 2 certified. Used by 20,000+ businesses.

    2020 · sendblue.co · its alternatives →

24. 24
    SMS to Slack streamlines receiving 2FA codes for teams who share logins▲20

    SMS to Slack lets you send and receive text messages from your Slack channels. Whether for customers, vendors, or more. Get started in minutes.

    2023 · smstoslack.app · 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 →