Build on your own SMS gateway.
Mobile API Connect turns a phone with your SIM into a REST-controlled SMS gateway for your ERP. Send from SAP, Oracle, Zoho or Salesforce, and pull customer replies straight back — your number, your control.
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Start here — send your first SMS in 5 minutes
Install the app, pair your phone, grab your API key, and fire your first
POST /v1/messages.Open the quickstart →
Guides
📘
REST API Reference
Every
/v1 endpoint — send & track messages, devices, rules, webhooks, ingress. Auth, errors, exact shapes.Reference →
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Receiving inbound & webhooks
Get customer replies pushed to your endpoint. Payload shape + HMAC signature verification.
Webhooks →
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Auto-reply & forwarding rules
Keyword triggers, auto-answers, and forward-to-email / forward-to-webhook — no code.
Rules →
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ERP integrations
Point Zoho, Salesforce, Dynamics, Odoo, NetSuite or any system at an ingress URL — we turn webhooks into SMS.
Integrations →
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Zoho → SMS
Step-by-step: fire an SMS from a Zoho CRM workflow with zero code.
Zoho guide →
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Chatwoot connector
Drop-in Docker bridge — two-way SMS inside your self-hosted Chatwoot inbox.
Chatwoot →
How-to guides
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Receive inbound SMS with a webhook
Register an endpoint, verify the HMAC signature, and act on every reply in your own system.
Guide →
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Self-hosted OTP from your own SIM
Generate, send and verify one-time passcodes over SMS — the secret stays in your backend.
Guide →
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No-code SMS auto-reply rules
Trigger on keywords to auto-answer, forward to email, or post to a webhook — no code.
Guide →
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Self-hosted vs cloud SMS
A category comparison — cost, sender identity, control and scale — to pick the right approach.
Compare →
Quick reference
| Item | Value |
|---|---|
| Base URL | https://api.mobileapiconnect.com/v1 |
| Auth header | Authorization: Bearer sk_live_… |
| API key | sk_live_ + 40 chars — shown once at pairing & emailed |
| Webhook secret | whsec_… — signs inbound with HMAC-SHA256 |
| Signature header | X-MAC-Signature: sha256=<hex> |
| Get the app | Google Play — pairing is app-first |
How accounts work. There's no web signup — you onboard by installing the Android app and pairing your phone (company name + email + a 6-digit code). Pairing creates your account and issues your API key. See the quickstart →