A free program for Android, by Fun Stack Studio.

The best way to experience driving a modern train is to play the new Modern Train Simulator Game for free on your Android phone or tablet. This game lets you drive a real train in a real city and will let you explore a new city. You will need to drive the train and transport passengers to their destination. 

This game has a realistic city and a realistic railway station. It has many different levels that will let you play the game. Each level will have a different task that you will need to complete. The task will be easier or harder, so you will need to try and get the best score.

You can enjoy playing this anytime and anywhere as this does not require an Internet connection. Moreover, it is free to download and play.