App - What version of mobile device and software do I need to download the app?

To download the app you need IOS 12 or higher and Bluetooth 4.0. Android software will need to be 5 (Lollipop) or higher and hardware will need to be Bluetooth Low Energy (LE)/Bluetooth Smart. 

Minimum Android: 5.0 (Lollipop)
Minimum iOS: iOS 12