The company detailed the logic behind its new, multi-device approach to fitness tracking, which aims to solve common accuracy issues and makes the AirPods Pro 3 a powerful standalone fitness tracker. When a user works out while wearing both an Apple Watch and the new AirPods Pro 3, Apple says the software intelligently and continuously assesses the quality of the heart rate signal from both devices. Advertisement“When you have your AirPods in and you’re also tracking a workout with your Apple Watch, you have three streams of heart rate, so that we can arbitrate the best coverage for heart rate,” Arney explained. Not just for the seasoned trackerCrucially, the new feature also establishes the AirPods Pro 3 as a serious fitness tracker in its own right. In the meantime, we’re currently in the process of testing all the new features of AirPods Pro 3 and the accuracy of its heart rate monitoring against gold-standard trackers.