Yes, the Garmin R10 Golf GPS watch is compatible with Android phones.
You can download the Garmin Golf app from the Google Play Store and sync it with your Garmin R10 to view your golfing stats, track your progress, and review your rounds on your Android phone.
To use the Garmin R10 with your Android phone, you’ll need to ensure that your phone meets the minimum system requirements for the Garmin Golf app, which are Android 6.0 or later and Bluetooth connectivity.