A free app for Android, by Siphonoplax.

Bus Simulator: Bus Driver Rush is a fun and exciting driving game with realistic graphics and physics. It will test your driving skills and put you to the ultimate challenge.

As a bus driver, you will be taking on a number of tasks in different environments. The first thing you will have to do is pick up passengers and drop them at their destination. But, be warned, you will have to stay on schedule and avoid collisions with other vehicles and pedestrians.

The more successful you are, the more money you will earn. With the money you earn, you can buy new buses, upgrade your buses, and hire drivers.