A free program for Android, by Appspundit Infotech.
Sub Urban & Local Train Information Offline App for Kolkata provides you all information about local trains and buses in real time, so you can plan your travel in advance and know the exact time of the local train for your specific travel requirements.
The app provides you detailed information about all local train stations in the area including, starting and ending point, platform, platform number, gate number, platform status, train numbers, train frequency, time of the next arrival etc.
There are also a number of Kolkata sub-urban local buses that run on the main and city roads of the city. Bus timetable is provided with their route map and starting point.
