create a mobile app for your Internet of things in 5 minutes

Connect your smartphone to any{thing} built with ESP8266, Arduino, Raspberry Pi, Particle, Intel, SparkFun and 400+ other boards
5.5 Device 1.png
It's FREE. 
Download the most popular IOT app constructor:


Say "Hello IoT World" to your electronics in less than 5 minutes:
Create a mobile app in just 5 minute with no coding

Drag-n-drop widgets to visualize sensor data, control stuff remotely, send alerts and more.
Blynk works with almost any hardware and connection, you just need the right code example
  • Install Blynk Library
  • Find the right example code
  • Flashโšก๏ธ the code to your device
PLAY โ†’
Press PLAY in the App

๐Ÿ™Œ  ๐ŸŽ‰ ๐Ÿ’ฅ
Your hardware is now magically connected to Free Blynk Cloud.

Now it's time to explore use the full power of Blynk.

no more "I ๐Ÿ˜/๐Ÿ˜ก <coding>" situations

Blynk works for both Newbies and Pros

โ† For Newbies: This is how basic Blynk sketch looks like. Just 10 lines of code. Then learn Blynk Basics and become an IoT pro

For Evil Geniuses: your existing code can be easily integrated with Blynk, saving you tons of development time. Build any logic, use any 3rd-party library.

Freedom of choice

Blynk works with ANY hardware, ANY internet connection type, ANY sensor or actuator.

Arduino, ESP8266, Raspberry Pi, SparkFun, Intel, Particle Photon and Electron, Texas Instruments, SeeedStudio, still reading? 
Ethernet, WiFi, USB, 2G, 3G, LTE, LORA, BLE, GPRS... 

Check all the supported hardware models here โ†’

We have amazing friends and partners!
Widgets to build ANY interface

Visualize sensor data ๐Ÿ“ˆ in real time, control things ๐Ÿ“ฒ remotely, get notifications, and more.

Whether you are building a ๐ŸŒกweather station, ๐Ÿ connected home or a ๐Ÿค–robot - there is a widget for that.

Check what others build with Blynk โ†’

โ†“   โ†“   โ†“   โ†“   โ†“   โ†“   โ†“

You can even publish YOUR freshly made app to App Store and Google Play
๐Ÿ˜ฑ Wait, how? ๐Ÿ˜ฑ

โ†“   โ†“   โ†“  

prototype โ†’
customize โ†’
๐Ÿ‘ฅ Share with friends and family

Share access to your projects with others even if they know nothing about electronics and coding. 

See how it works โ†’
Enjoy the most ๐Ÿ‘ฝhuman way of setting the rules and schedules.
โ˜๏ธCloud or ๐Ÿ›ขServer?


Blynk Server is free and openโ€“source. It's also lightweight and fast.

If you feel nerdy or just want to be sure no one else has access to your stuff, install Blynk server locally with a single line of code.

It can run it even on a $5๐Ÿ’ต Raspberry Pi. 
Check how โ†’