A Boolean value that indicates whether another app, with a nonmixable audio session, is playing audio.
- iOS 8.0+
- Mac Catalyst 13.0+
- tvOS 9.0+
- watchOS 2.0+
Use this property as a hint to silence audio that’s secondary to the functionality of the app. For example, in a game that uses the
AVAudio category, you can use this property to mute the soundtrack while leaving sound effects unmuted.