SMS GateWay Master

Simpapp

In-app purchases

About this app

SMS Gateway Master — Turn Your Android Into a Professional SMS API Server

Send SMS programmatically via REST API from any platform. Self-hosted, no cloud fees. Perfect for developers, e-commerce, home automation & 2FA/OTP.

⭐ 7-Day Free Trial · 10,000 SMS/Day · Real-Time Webhooks

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🏆 WHY CHOOSE SMS GATEWAY MASTER?

• Self-hosted — your device, your data, zero cloud fees
• REST API — send SMS in one HTTP call with JSON
• E-commerce ready — WooCommerce, Shopify, PrestaShop
• Home automation — Home Assistant, Zapier, n8n, Make
• Save $500+/month vs Twilio, Nexmo, Vonage
• Privacy first — GDPR compliant, local storage
• 7+ language SDKs — Python, PHP, JS, Java, Go, Ruby, C#

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🛒 E-COMMERCE SMS NOTIFICATIONS

• WooCommerce — order confirmation, shipping, delivery SMS
• Shopify — webhook-based order & cart notifications
• PrestaShop — automated new-order SMS alerts
• Google Sheets — send SMS from spreadsheets (Apps Script)
• Excel VBA — automate SMS from .xlsm workbooks
• PHP — quick API integration for any PHP project

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🔗 AUTOMATION & SMART HOME

• Home Assistant — REST command YAML integration
• Zapier — connect 6,000+ apps, no code required
• n8n — self-hosted open-source workflow automation
• Make (Integromat) — visual drag-and-drop builder
• IFTTT — simple if-this-then-that rules
• Node-RED — flow-based IoT programming
• Power Automate — enterprise Microsoft workflows
• Grafana / Prometheus — monitoring & alert SMS
• Jenkins / GitHub Actions — CI/CD failure alerts

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📡 SMS GATEWAY API

• RESTful JSON API — one call to send SMS
• Delivery webhooks — queued → sent → delivered / failed
• Automatic retry with exponential backoff
• API key authentication (encrypted)
• 10,000+ SMS/day throughput
• Dual webhook: global default + per-request override

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📱 FULL SMS APP INCLUDED

• Material Design 3 interface
• WhatsApp-style ✓ ✓✓ delivery indicators
• Send & receive SMS — works as default SMS app
• Contact integration, search, spam blocking
• Adjustable font size (70%-200%)
• Auto-detect URLs, phone numbers, emails

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🔐 SECURITY & PRIVACY

• Local-first — data never leaves your device
• End-to-end API key encryption
• GDPR compliant — no third-party data sharing
• Optional encrypted Firebase cloud backup
• Google Sign-In authentication
• Free to use as regular SMS app (no subscription)

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💼 USE CASES

🔐 2FA / OTP — self-hosted verification codes for SaaS
🛒 E-commerce — order, shipping & delivery SMS
🏠 Smart Home — security alerts from sensors & cameras
📊 DevOps — CI/CD, uptime & server monitoring alerts
🏢 Business — appointment reminders, customer notifications

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💎 PRICING

🎁 FREE forever — full SMS app, no subscription needed
🌟 7-day PRO trial — all API features, no card required
📅 PRO Monthly / Yearly (save 20%)

PRO includes:
✓ Unlimited API access & webhooks
✓ Cloud backup · Priority support <24h

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🚀 QUICK START

1. Install & set as default SMS app
2. Settings → Gateway API → Generate API Key
3. Send SMS via API:

curl -X POST API_URL -H "X-API-Key: KEY" -d '{"phoneNumber":"[phone]","message":"Hello!"}'

📚 Docs: sms-gateway-ae7e1.web.app/documentation

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✅ Requirements: Android 7.0+ · Active SIM · Internet

📧 [e-mail]
💬 WhatsApp: [phone]
🌐 sms-gateway-ae7e1.web.app
🏢 Simpapp · Bucharest, Romania

What’s new

What's New
📥 Incoming SMS Forwarding — Forward received SMS to your own API endpoint. Your server can auto-reply and the app sends the message back to the sender automatically.
🤖 Conversation History — Send up to 50 previous messages (sent & received) with each API request for AI-powered, context-aware responses.