Blynk
Blynk x Arduino project is like making a code with Arduino, and connected with Blynk system that is lighting system.
Smarthome xy
What is SmarthomeXY?, it’s a project in IDN that uses Arduino and phone, why smarthomeXY, and what is the XY?, so XY is from the platform to make an ui for arduino remote control, i think you can watch the video for details