Blynk app is an easy to use Android and IOS based application, helps in controlling Arduino, Raspberry Pi and others for the purpose of IoT.

Previously we covered a tutorial to use ThingSpeak IoT Cloud with ESP32, today in this tutorial we will use another popular IoT application “Blynk” to control LED us

Blynk is an IoT Platform to control Arduino, Raspberry Pi, NodeMCU and other microcontrollers over the Internet. Blynk app is a digital dashboard where you can build a graphic interface for any IoT based project by simply dragging and dropping widgets.