From my personal experience, learning SwiftUI was a relatively easy process . Even though the framework is completely different from its predecessor, UIKit I was able to relate my knowledge of ReactJS and Flutter to feel comfortable with SwiftUI.12 Oca 2021
Read moreShould I learn SwiftUI before Swift?
If you have a lot of experience developing any sort of apps wether web, desktop or mobile, then Swift Storyboard is your go to because you will learn what SwiftUI is abstracting from you. If on the other hand, you have no prior experience but want to get an app quickly into the AppStore, then swiftUI is your go to.
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