How to test on devices
 

1. File - > Build Settings…
    

2. Choose your platform (iOS, Android)
    

3. Switch platform
    

4. After switching: 
    

   1. For iOS click “Build” and select folder, then open created project in XCode.

   2. For Android you can plug-in device to your pc and click “Build and Run” and game automatically runs on your device after building.