Hole19 for iOS works with iOS version 11 or above. iPhone 5, 5C, 5S, 6, 6 Plus, 6S, 6S Plus, SE, 7 and 7 Plus, 8, 8 Plus and X.
The App is optimised for iPhone 6 and above and includes compatibility with Apple's Health app.
Hole19 for Apple Watch requires at least watchOS 3
If you have a GPS-enabled iPad, make sure to search for Hole19 within the iPhone apps, as the app is not customised for iPad.
The Android version is optimised for devices running Android 5.0 Lollipop (API 21) and above with a screen resolution of at least 800 x 480 pixels.
Hole19 runs on Wear OS smartwatches.
The App is not compatible with Android Tablets.