Metro is described as «MГ©tro is your free guide on PDA to public transport systems (buses,metro,tram,trains). 400 cities are covered now worldwide: http://metro.nanika.net/MetroV-en » and is a Travel Planner in the travel & location category. There are more than 25 alternatives to Metro for a variety of platforms, including Android, iPhone, Android Tablet, Online / Web-based and iPad. The best alternative is MAPS.ME, which is free. Other great apps like Metro are HERE WeGo, MAPS, Citymapper and Moovit.Metro alternatives are mainly GPS Navigation Services but may also be Map Services or Travel Guides. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Metro.