Flight tracker apps are a popular way to keep tabs on planes in the sky, because when you’re preparing to fly or when someone you know is on board a flight, you can use them to check that things are still on schedule. But if you have an iPhone, you don’t need to download and install a third-party app to track a flight – it’s a handy built-in feature of the operating system.
The ability to track flights in iOS is thanks to the data detectors that Apple has integrated into the system for quite a few…
