This Montreal metro map works 100% offline and allows you to answer the eternal question "Cote-Vertu or Montmorency"? It's free for use with no ads. Montreal subway map uses official STM dark and light themed maps. At the moment of the release it has the most recent metro maps included. You can use this app as a quick and easy access to the subway map to make your transit easier. There is no route planning or schedule (there are many other apps for that).