How to Send SMS Alerts from ESP32 Without GSM Module | WiFi-Based SMS Notifications Tutorial

In this tutorial, I show you how to build a complete SMS alert system using just an ESP32 and WiFi - no bulky GSM module needed! Learn how to set up your ESP32 to send real-time text message alerts directly to your phone.

📝 Full Code & Circuit Diagram: https://circuitdigest.com/microcontroller-projects/how-to-send-sms-with-esp32-using-sms-api

🌐 Get Free SMS API: https://www.circuitdigest.cloud/

This project demonstrates how to:
Connect ESP32 to Circuit Digest Cloud's free SMS API
Set up a temperature monitoring system with DHT11 sensor
Program automatic SMS alerts based on temperature thresholds
Generate an API key for SMS transmission
Use pre-built SMS templates for different alert types

This SMS alert system can be adapted for many applications including:
Home security systems
Remote temperature monitoring
Equipment failure alerts
Unauthorized access detection
Smart home automation

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Видео How to Send SMS Alerts from ESP32 Without GSM Module | WiFi-Based SMS Notifications Tutorial канала Circuit Digest