Sim Flights Tracker
Vatsim and Ivao tracker.
 
Sim Flights Tracker is an app that tracks aircraft that are live on the Vatsim and Ivao networks. With this app you can see flight information, number of flights on the Vatsim and Ivao network, and a lot of other flight related data. There is also a custom map that shows exactly where the aircraft are at any given time in their flight.