My latest project sending keystrokes over wifi to my computer using the not Iot app Blynk, an arduino pro micro and an Ep8266 variant.

for the code and hookup guide: source

Blynk Makes Composing Mobile Phone Applications to Power Arduino or Raspberry Pi Projects a bit More convenient

Android/iOS: If you like to manipulate a Raspberry Pi or Arduino connected device from your cellphone, you would usually be required to know at least some programming. Blynk is an mobile app that makes it easier to manage those electronics from your phone.

Blynk utilizes drag-and-drop widgets to aid you to manipulate assorted parts of your gadgets projects. This might suggest LED values, servo speeds, or simply checking in on a range of data. You could check out the service free of charge, but you’ll need to spend a few bucks if perhaps you like to make your great apps public or put it to use on a bunch of different devices. Most people should be alright with the free plan though, at minimum to get going. If you’ve ever wanted to connect your various electronics projects to your cellphone but didn’t feel like suffering from the hardship of actually developing an smartphone app, Blynk could possibly accomplish the same goal.

Based on:

Blynk Official Web Site
Download via Apple Store
Download Via Google Play

Those Resources Could Guide you


ESP8266 ESP-12(Standalone)+ Blynk 101

Simple Led Control With Blynk and NodeMCU Esp8266 12E

How to Make an Effective IoT Dashboard without Coding

ESP8266 Mailbox Notifier using DeepSleep and Blynk

Blynk library for embedded hardware. Works with Arduino, ESP8266, Raspberry Pi, Intel Edison/Galileo, LinkIt ONE, Particle Core/Photon, Energia, ARM mbed, and many more.

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