GRV is not a well-known brand, but there are a number of smartwatches that are compatible with both iOS and Android phones. Some popular options include the Apple Watch, Samsung Galaxy Watch, and the Fitbit Versa.
These smartwatches can track fitness and health metrics, such as steps taken, heart rate, and sleep quality, as well as provide notifications from your phone, control music playback, and more. The level of compatibility with your phone will depend on the specific model of smartwatch, so it's important to check the specifications and compatibility before making a purchase.
It's also worth considering the features that are most important to you, such as fitness tracking, phone notifications, or mobile payments, as well as the design and price, when choosing a smartwatch that is compatible with both iOS and Android phones.
