iOS 14 update puts notable emphasis on safety and health features on the iPhone. Apart from getting the long-awaited Sleep tracker, iOS 14 is also bringing improvements to the hearing features in the Health app. The Hearing function was announced in iOS 13 and it informs users when they are being exposed to high levels of sound. And with the latest update, you can even measure the volume level of what you’re listening to in real-time. Sounds interesting, right? Let’s find how to check the headphone audio level on the iPhone in real-time.