Control an external LED light from anywhere in the world using the ESP8266. The GPIO pin serves as an output source to the LED.

Interfacing ultrasonic sensor with NodeMCU and displaying the distance in the Blynk app.

Use the Ionic framework to build an app that can control your hardware or hit any REST API.

Use a $9 GSM module & the Hologram network to remotely control any Arduino with Blynk App.

It's difficult to make communication with ESP-01 module but today I'll show how to do it in the simplest way.

Learn how to gain remote control of your DIY constructions with the easy to use Blynk interface.

Learn how to use Blynk with Node.js on a variety of platforms.

Here's an introduction to control a Nema 17 stepper motor with the help of the Adafruit TB6612 OR A4988 Stepstick OR PHPoC PES-2405 R2

An ultimate tutorial for beginners on how to connect and use an ESP8266 via Arduino and program it to blink an LED using the Blynk app.

Build a home automation system with a Blynk user interface, an alarm system, dimmable lights, timers, and remote controlled appliances.

Your search for a big bedside clock has an end.

This tutorial will take you step by step on how to use the Hologram GSM services with the RAK WisLTE module and Arduino IDE.

Use Blynk to send a command to Onion Omega2 and use virtual pins to write on your console.

Easy way to unlock and Lock door with Blynk app. Also, I will add code for to Lock & Unlock door by RFID and fingerprint sensor. 3 in 1.

At my age you have to get up at night and get tired on the way to the bathroom. Using a PIR-Sensor to trigger light on!

This guide will demonstrate to beginners how to use Arduino 101 BLE (Bluetooth Low Energy) feature to control an LED from an Android mobile.

Use a LattePanda and Blynk to make a simple but cool IoT control unit.

This walks you through the Blynk boar'd's firmware.

Don't let your BBC micro:bit collect dust! Here is how to use it with Blynk and Arduino IDE.

A tutorial on how to use the most important element of blynk.

Control your LED on Arduino UNO using Blynk App.

Control your home applications using Google Assistant.

Use the Blynk app to control the RGB LED, the onboard LED, and the LED expansion from your phone.

How easy is to do the link between my Arduino Yun and one mobile using free soft Blynk.