iPhone 18 Pro's Triple Live Activity Support Comes With a Catch

On iPhone 18 Pro models, Apple slimmed down the cutout where the Dynamic Island lives, allowing the latter to support up to three simultaneous Live Activities. But it turns out there's a catch. As noted by code explorer pdfu , the third Live Activity in iOS 27 is only ever a system activity, such as Now Playing or navigation – it can't be another app.