A great app to follow the train, especially if you're a CVSr commuter. It shows the train's current speed, heading, time, and even allows you to purchase tickets right from your phone. It's also the best way to find out when and where the train is at any given time, so you know when to get off and when to get on.

It allows you to see a street map, terrain map, or satellite map of the valley, and zoom in for more details. It displays the train's current speed, heading, time, and even allows you to purchase tickets right from your phone.