Use APKPure App
Get WiFi Robot Controller old version APK for Android
Easily Control Your Robot From Your Mobile Phone Using WiFi
Using this App, you can easily send commands to a robot connected to a network and control it using your mobile phone.
Instructions
Connect your Robot to the network.
Download this App
Set your listener's (robot) IP address and the port it is listening to
Now you can send the commands to move Forward, Backward, Left and Right using the buttons.