A free app for Android, by Multi Touch Games.

The Trains Trains 3D: Simulator is a fast paced, action-packed game where you control trains and drive them through an adventure filled with exciting and challenging missions. If you love the thrill of driving a train, then this is the game for you! You can earn cash by completing missions, which you can use to unlock new trains. The more you play, the more points you earn, which can be used to unlock new and more exciting missions.

There are a lot of different missions in the game, and they all have a unique theme. Some of them are very easy, while others are more difficult. However, all of them have a goal, and they all have a solution. The game is designed to be accessible to everyone, regardless of age or gaming experience.