Bluetooth Device Controller is a free Android app developed by Helps You. This app is a must-have for anyone who wants to control their Bluetooth devices with ease. It is compatible with HC-05, HC-06, HC-07, and HC-08 Bluetooth devices and allows you to send custom commands to them through voice or button control. With this app, you can also search for new devices to pair, unpair, and read information such as Mac Address, Device ID, and Device Name.

This app is perfect for those who want to control their Arduino Board with their Android Bluetooth device. It allows you to control any number of devices using HC-05, HC-06, and HC-08 and send any number of custom commands. Additionally, you can add as many on/off buttons as you need. With voice recognition technology, you can send customized commands with ease. Overall, Bluetooth Device Controller is a great app for anyone who wants to control their Bluetooth devices with voice commands and button control.