Download this app if: you need to know how to get around the French capital.
View in real time the timetables of commons means of transportation around Paris
Only useful for people around Paris, France.
TransParis allows you to know in real time the timetables of forthcoming stops of public means of transportation in Paris, and to view maps.
Parisian public transport app — This free app gives real time schedules of public transportation in Paris including the Metro, Tranways, Buses, and more. Great info - but sometimes the searches don't lead to anything even though there's definitely lines/stops/vehicles there - also you can't search by stop, only by line.