iOS 9.0 and later:

iPhone 4S, iPhone 5, iPhone 5C, iPhone 5S, iPhone 6, iPhone 6 Plus, iPhone 6S, iPhone 6S Plus, iPhone 7, iPhone 7 Plus, iPod Touch (5th generation), iPod Touch (6th generation), iPad 2, iPad (3rd generation), iPad (4th generation), iPad Air, iPad Air 2, iPad Mini (1st generation), iPad Mini 2, iPad Mini 3, iPad Mini 4.

Android 4.1 Jelly Bean and later:

The Android device must also have: Bluetooth, WiFi, GPS receiver, builtin camera.

Screen density: mdpi, hdpi, xhdpi and xxhdpi