RC-Leading is a free mobile application developed by MARK mai for Android users. The app allows you to remotely control your four-axis aircraft through your mobile device. With the app, you can easily manipulate the aircraft and control its movements in real-time.

One of the best features of RC-Leading is its ability to display real-time video footage captured by the aircraft's camera. The video data is transmitted via 2.4G WiFi protocol, so you can view an aerial view of your surroundings while controlling the aircraft. Additionally, you can take photos and record videos from your mobile device while flying the aircraft.

RC-Leading supports 720P resolution, which means you can capture high-quality footage and images. Overall, RC-Leading is a great app for anyone who wants to remotely control their four-axis aircraft from their mobile device and capture stunning aerial footage.