I would need some more info specific to your situation to figure out why it's crashing for you such as your phone model, android version. Some games just have issues running on certain devices, but we do want to try to figure out as much as we can so as many people can have an enjoyable experience! Aside from that, the full game is not out yet and this is an in development game with early builds being published for the public to try. There is no full game yet