A free app for Android, by Alien King.

Extreme Ducati Sport Motorbike Simulator: Fast MotorCycle Racing is a motorcycle simulator game based on real-life motorcycle racing. It lets you ride a motorcycle in a realistic environment, with different kinds of roads and traffic, and even in a multiplayer mode. The game is based on the same physics engine as the real world, which lets you enjoy the motorcycle simulator experience in a whole new way. The game has a huge map with an extremely detailed environment. It also has the largest open-world map with an extremely detailed and realistic environment. The map has a lot of areas with different kinds of roads and traffic. You can also ride in a multiplayer mode. The game is based on the same physics engine as the real world.