HOW MANY PLANES ARE IN THE SKY?
How Plane Finder Works
Plane Finder has a worldwide network of data feeds, antennas and radars that receive data. These broadcast directly from aircraft for flight tracking. The primary technologies used are ADS-B and MLAT.
PlaneFinder also shows feeds from the FAA and a FLARM glider feed.
We know that this website and Plane Finder flight tracking apps are used by a huge range of people including aviation professionals such as pilots and ground crew, by plane spotters and aviation enthusiasts, and by anyone who just wants to track a friend or is curious about the planes overhead.