Crazy Machines is described as 'Physics-based puzzle game focused on building creative contraptions, featuring over 200 elements, global challenges, online machine sharing, and realistic gameplay' and is a Puzzle Game in the games category. There are more than 10 games similar to Crazy Machines for a variety of platforms, including Android, Windows, Android Tablet, iPad and iPhone apps. The best Crazy Machines alternative is Principia, which is both free and Open Source. Other Crazy Machines like games are The Butterfly Effect, Apparatus, Fantastic Contraption and Inventioneers.