BJ-GPS is a free Android application developed by Zheng Xiang in the Lifestyle category. This program offers a comprehensive set of features for controlling and navigating unmanned aerial vehicles (UAVs).

With BJ-GPS, users can receive real-time video from their UAVs, allowing them to monitor their surroundings and capture stunning aerial footage. The app supports camera video, gesture recognition, and filters, providing users with a range of creative options. Additionally, the picture zoom function allows for detailed examination of captured images.

One of the standout features of BJ-GPS is its ability to control various aspects of UAV flight. Users can unlock, takeoff, and land their UAVs directly from the app. The app also provides control over the direction and power of the UAV, giving users full command over their aerial device.

BJ-GPS goes beyond basic control and offers advanced flight capabilities. Users can program their UAVs to follow specific waypoints, perform circling flights, and return to the take-off point automatically. This feature is particularly useful for capturing dynamic shots or conducting aerial surveys.

Furthermore, the app allows users to set the flight altitude and distance for their UAVs, ensuring safe and controlled operations. BJ-GPS also supports UAV compass calibration and gyroscope calibration, ensuring accurate navigation and stability during flight.

Overall, BJ-GPS is a feature-rich Android application that provides users with real-time control and navigation of UAVs. Its intuitive interface, comprehensive feature set, and support for various flight modes make it a valuable tool for both hobbyists and professionals in the field of aerial photography and surveying.