This app is produced by the LOBOT brand of Magic Technology, which is an all-in-one APP that can control a variety of micro:bit related hardware products. Such as GoGobit trolley, Qtruck trolley, Alienbot quadruped robot and uHand:bit robotic palm, Microbot, Qit, can control their forward, backward, turn, lantern color and so on. I hope this product will bring you more happiness and motivation to learn.