Smartwatches powered with Wear OS by Google are compatible with iPhone® and Android™ phones. Wear OS by Google and other related marks are trademarks of Google LLC. Touchscreen smartwatches powered with Wear OS by Google require a phone running Android OS 6.0+ (excluding Go edition) or iOS 10+. Supported features may vary between platforms…More here.
I am no fan of Android Wear, but £89 is crazy low for this particular smartwatch. Almost a throwaway purchase for those who want to dip their toe into the world of smartwatches.