SwiftUI performance is much slower on macOS than on iOS . macOS running SwiftUI is even slower than the iOS simulator. As a simple example, create a List with a few hundred rows (anything over 100 gets pretty bad). macOS scrolling gets unacceptably slow.
Read moreHow stable is SwiftUI?
Yes, SwiftUI is absolutely ready on both platforms: 30.7% SwiftUI is ready for iOS only: 23.1% SwiftUI is ready for macOS only: 0.5% SwiftUI is not ready to use: 45.7%1 Tem 2021
Read moreIs SwiftUI the future of iOS development?
So, to answer the question directly: yes should get busy learning SwiftUI because it is the future of app development on Apple’s platforms , but you still need to learn UIKit because those skills will be useful for years to come.
Read moreHow old is SwiftUI?
Three years ago, at WWDC19, Apple introduced SwiftUI as an alternative to UIKit, the original UI framework, which has been part of the Developer SDK since it released in 2008 .
Read moreWhat are the limitations of SwiftUI?
Drawbacks of SwiftUI
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