If you’re out and about on business in a city at home or abroad, the Citymapper app provides trip planning, real-time information about departures, offline maps, alerts about delays and disruptions, and much more.
The app covers many cities around the world, and the European cities of London, Manchester, Birmingham, Paris, Lyon, Berlin, Cologne, Düsseldorf, and Hamburg.
To find the app go to the Google Play Store.