WL-Robot is a free lifestyle app developed by Steven Liu that allows you to remotely control a robot using your iPhone, iPad, or iPod. The app provides real-time video streaming via 2.4G WiFi protocol from the robot's camera, allowing you to see what the robot sees. You can also take photos and record videos using your iOS device while using the app.

The app is easy to use, and the interface is straightforward. The remote control feature is responsive, and the video quality is decent. The app is suitable for anyone who wants to have fun controlling a robot or for those who want to use it for monitoring purposes. Overall, WL-Robot is a great app for those who want to experience remote control robotics using their iOS devices.