Best Android Emulators for Mac & PC of 2019 Are Android Emulators really that useful? Well, whether you are an app developer who wants to test their creation before its release, or a gamer who wants to incorporate a mouse or keyboard into various games, Android emulators may prove to be very helpful in achieving your goals.Īlthough the process is often difficult and requires technical knowledge, the end result can definitely be worth your while.