ARDUnity will be the best solution for Artists and Makers who are considering ARDUINO in Unity but, don't have skills for coding C++/C#.

ARDUnity Features:

• Wire Editing (Visual Programming)
• Generate ARDUINO Sketch file automatically.
• Supports all of the ARDUINO series. (Includes compatible boards)
• Best solution for beginners in coding. (Support PlayMaker and various reactors for GameObject)
• Multi-platform (Works on Windows, Mac, Android, iOS)

Online document
Video channel
Forum

ARDUnity has Basic and Deluxe Edition.

Basic Edition Features:
• Serial Communication (USB on PC)
• Digital I/O (Digital Read/Write)
• PWM (Analog Write)
• ADC (Analog Read)
• Servo Motor (based PWM)
• Tone (Buzzer)

Deluxe Edition Features:
• Includes all Basic edition features
• Bluetooth Classic (on Android)
• HM-10 (Bluetooth 4.0 on Android & iOS)
• TCP/IP
• AHRS Sensor
• Utilities for Smart phone
• Support various product for ARDUINO

What you get:

• Full source code. (You can add your own component)
• Video tutorials and full online documentation.
• Continuous updates of new features and functions.