Trends in Software Development Revealed at WWDC1. Swift UI — new UI implementation on iPhone Vision: Modern way to create and support your UI for iOS, iPadOS, watchOS, tvOS. Before: UIKit was designed during the Objective-C era and missed some modern approaches in structuring UI. Now: SwiftUI is an innovative and simple way to build user interfaces across Apple platforms with the power of Swift. Developers get the opportunity to build user …