Which phones are compatible with my Smartwatch? Wear OS by Google works with phones running Android 6.0+ (excluding Go edition) or iOS 10+. Supported features may vary between platforms and countries. All devices are Bluetooth® smart-enabled with an improved data transfer of 4.1 Low Energy. Related articles Why won’t my watch take calls, even though I enabled it to? How many smartwatches can I pair with the app at one time? How do I power off my Smartwatch? Why am I not getting a Cardio Fitness reading? Why does my Smartwatch make me enter a pin?