Turn your iPhone on its side and it works like a digital photo frame. Upright it will show you the photo information as well as the photo.
The photos you get when you run it will change frequently as this App brings in the latest photos from a number of specially selected feeds showing trams from many countries.
You do not need to set anything, just run the App and it will start displaying pictures of trams from around the World.
Completely automatic, no buttons to press when running.
You need an internet connection to run this App and this can be a mobile connection or wi-fi.
Sit back, relax and enjoy watching trams.