GY is a free Android app developed by sjty2014 under the Lifestyle category. The app allows users to control their device to play music and FM, giving them a more convenient and hands-free experience.

One of the main features of the GY app is its support for Bluetooth BLE, which enables users to connect their devices wirelessly and control their music and FM without needing to physically operate their device. Additionally, the app uses UUID to distinguish between Bluetooth devices, making it easier for users to connect and control their devices.

Overall, the GY app offers a useful solution for those who want to control their music and FM hands-free. With its Bluetooth BLE support and UUID feature, the app provides a seamless and convenient experience for users.