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Introduction
Getting Started
General Concepts
Message Usage
Integration Guides
OpenWeather
Blynk.Console
Blynk.Apps
Blynk.Edgent
Blynk.NCP
Blynk Library - firmware API
BLYNK.CLOUD MQTT API
- Device MQTT API
BLYNK.CLOUD HTTPS API
Downloads
- Blynk Mobile Apps
- Blynk Library
Troubleshooting
Commercial Use
Add-Ons

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Legacy Platform Help Articles

Legacy articles

Last updated 2 years ago

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This documentation is for the LEGACY version of Blynk platform which is no longer supported and will be shut down.

You can sign up for the current version of Blynk platform .

The new mobile apps can be downloaded from and .

The actual Blynk documentation is .

Here are the articles in this section:

What is Virtual Pins

Keep your void loop() clean

How to control anything with Blynk app

ESP8266 standalone

Particle Electron

ESP8266 with AT firmware

Bluetooth (2.0 SPP, 4.0 LE)

Raspberry Pi and Blynk

BBC micro:bit + Arduino IDE

Blynk and Raspberry Pi: Tips & Tricks

How to install Node.js library on Linux

Node.js vs. C++ library

Implementing a Blynk client (library)

App and board logs. How to send application and board logs correctly

Blynk Android permissions explained

How to find code for my hardware?