Without having to own every real device, you may test your app on a variety of devices and Application Programming interface ( api releases using the Android Emulator, which mimics Android devices on your PC. The emulator has the following advantages:
Flexibility: The emulator has preset settings for different devices in addition to the ability to mimic a number of devices and Android API levels.
High fidelity: Nearly all of the features of a genuine Android smartphone are available on the emulator. In addition to many other features, you may mimic incoming calls and text messages, the device’s location, various network speeds, rotation and some other hardware sensors, access to the Google Play Store, and much more.
Speed: Stress Testing your app on an emulator is quicker and simpler than doing it on a real device. Data may be sent to the emulator, for instance, more quickly than it can to a USB-connected device. The emulator is often the best choice for your testing requirements. The basic emulator features and instructions are covered on this page.