A free program for Android, by Grand Robot Fight.

US Police Robot Car Battle is a fast-paced action shooting game that allows you to explore a futuristic city and fight against evil robots in a battle that will have all the elements of a traditional war game, with a twist. You will be able to transform into a police car and drive around the city to chase down criminals, and you will have the ability to shoot, attack, and kill them.

You will be able to unlock new weapons and upgrades to improve your gameplay and get a better shot. You will also be able to explore the city.

You will have a lot of missions to complete and you will be able to unlock new ones as you complete them. Each mission will have a specific objective, so you will need to make sure you are doing the right thing to accomplish it.