Robot Builder - Version 1.0 Robot builder is a great free online arcade game where you can build your own robot. Trough years you collected different robot parts and hoped that one day you will build one on your own. Finally you got enough parts and now you can start building. Choose between different parts and assemble a robot just the way you want. If you don't like something just change it. Now you have for the first tima an opportunity to personalize your robot.