Download Arduino Bluetooth Plugin Free Unity.

NOW THE PLUGIN CONNECTS TO MULTIPLE DEVICES AT THE SAME TIME

This plugin now supports BLE GATT characteristics communication for BLE on Android, MacOS, iOS and UWP.

Supports :
iOS: BLE
Android: BLE, BluetoothClassic
MacOS: BLE, BluetoothClassic
Windows PC: Bluetooth Classic, USB Cable
UWP: Bluetooth Classic, BLE
if you have any feature suggestion, you can fill this form
This plugin will help you connect your unity game/app to your Arduino robot/project, to control it, transfer data between the Arduino and Bluetooth enabled macOS/iOS/Android/Windows PC/UWP.
This plugin allows you to:
Connect iOS device to Arduino via BLE
Connect MacOS PC/Laptop to Arduino via BLE and Bluetooth Classic
Connect Android to Arduino via BLE and Bluetooth Classic
Connect Windows PC to Arduino via Bluetooth Classic
Connect Windows PC to Arduino via USB Cable
This plugin has been tested with HC-05/06, ESP32 modules for Bluetooth classic
and HC-08 for BLE
A tutorial is also provided in the plugin to help you use the code.

Arduino Bluetooth Plugin does not require Unity Plus

In case of any troubles, contact me on my email so i can assist you.