Introduction to watchOS 3

Deprecated APIs in watchOS 3. In watchOS 3, the PassKit framework has been expanded to allow support for secure, in-app payments (of both physical goods and services) for the apps running on the Apple Watch. Use the new PKPaymentAuthorizationController and ... ( read original story ...)

Complete guide to the Apple Watch’s heart rate monitor

Over time, the Apple Watch has grown into quite the everyday smartwatch, but the last watchOS 4 update really started to leverage its impressive heart monitor. Through Apple's Activity app, you're able to get a look into the basics, such as burned calories ... ( read original story ...)