The "Cantabria Transport Timetables" app allows you to easily access all the information about public transport services in the Autonomous Community of Cantabria:
By road:
National, regional, commuter, urban, and night buses.
By rail:
Renfe FEVE and Renfe Cercanías (commuter rail).
You can search by origin, destination, and date, or check the estimated arrival time at each stop. You can also save favorite stops and view the nearest ones using GPS.
Data source for Santander Urban Transport (TUS): Santander City Council (http://datos.santander.es)
App developed by the Directorate General of Transport and Communications, Ministry of Public Works, Housing, Land Planning, and Environment of the Government of Cantabria.