Dev tools · alternatives · 2026

24 alternatives to GSM Gateway

Send SMS Through Your Own SIM Card

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

1. 1GY
   Gosms – Your own local SMS gateway powered by Golang▲101

   2015 · haxpax.github.io · its alternatives →

2. 2
   WhatSim▲264

   SIM card with unlimited global WhatsApp use

   2015 · whatsim.com · its alternatives →

3. 3
   mssg.me▲500

   Easiest way to gather all your messengers with one link

   2017 · mssg.me · its alternatives →

4. 4
   VoidFix Gateway▲12

   Powering Communication, Instantly.

   2025 · gateway.voidfix.com · its alternatives →

5. 5
   SimGate▲6

   Hi HN, I built a small developer tool called *SimGate*. Problem: most SMS APIs (Twilio, etc.) charge per-SMS. For small projects, prototypes, or local businesses, this adds up quickly. What I made: - An Android app that connects your phone to the cloud via WebSocket. - A simple REST API where you send JSON (`deviceId`, `phoneNumber`, `message`). - Your phone sends the SMS using its own SIM plan — no extra per-SMS fees. Use cases: OTP codes, alerts, internal tools, or any project where you just need reliable SMS without provider costs. Stack: Node/Express + Websockets (backend). Demo &…

   2025 · simgate.app · its alternatives →

6. 6
   Respond Flow▲167

   The Mailchimp of SMS

   2020 · respondflow.com · its alternatives →

7. 7
   Texted.io▲126

   Send text blasts to groups, receive individual replies

   2017 · texted.io · its alternatives →

8. 8
   Sent.dm▲195

   Unified API for sending messages on SMS, WhatsApp, and more

   2024 · sent.dm · its alternatives →

9. 9
   GatewayAPI▲5

   Rock-solid and award-winning messaging platform

   2025 · gatewayapi.com · its alternatives →

10. 10
    Intercom via SMS▲92

    Convert incoming customer texts into Intercom conversation

    2018 · justcall.io · its alternatives →

11. 11
    Salesmsg▲72

    All-in-one business text messaging and calling

    2022 · salesmessage.com · its alternatives →

12. 12
    Message GPT▲101

    ChatGPT in WhatsApp & Telegram

    2023 · its alternatives →

13. 13
    mssg.me 2.0▲148

    Platform for sales and support in messengers

    2019 · mssg.me · its alternatives →

14. 14
    Falkon SMS▲59

    Making business texting fun

    2023 · app.falkonsms.com · its alternatives →

15. 15
    Dinstar, Synway, Openvox GSM Gateways▲1

    Avyuktashop Provided Call Center Dialer GSM Gateways etc.

    2022 · avyuktashop.com · its alternatives →

16. 16
    LLM Gateway Chat▲77

    One balance. Every model. Chat, image, video & audio.

    Jun 2026 · lounge.llmgateway.io · its alternatives →

17. 17
    Telnyx SMS API▲111

    Build global text messaging right in your app

    2019 · telnyx.com · its alternatives →

18. 18
    Portal▲77

    ChatGPT for WhatsApp with real time data

    2023 · useportal.app · its alternatives →

19. 19
    Telx▲63

    Send crypto via SMS with this sim card

    2019 · its alternatives →

20. 20
    TopSMS▲83

    WooCommerce-native SMS for orders, reminders & campaigns.

    2023 · topsms.com.au · its alternatives →

21. 21
    Chrome to Phone via SMS▲93

    Nice Pushbullet alternative. Text yourself from Chrome.

    2017 · chromewebstore.google.com · its alternatives →

22. 22
    Text Messaging for HubSpot by Salesmsg▲68

    SMS & MMS text messaging for HubSpot (certified integration)

    2018 · salesmessage.com · its alternatives →

23. 23
    Salesmsg for Slack▲90

    Simple, scalable, two-way business texting, now on Slack

    2022 · salesmessage.com · its alternatives →

24. 24
    Rajdoot▲10

    Your Private, Powerful, and Programmable SMS Gateway

    2025 · 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 →