Swift for Android vs. Kotlin Multiplatform (blog.jacobstechtavern.com)

Your future self will thank you for using Kotlin on Android and Swift on iOS, where they are the respective first class citizens.

Is there a world in which OpenSwiftUI will be usable on Android?

How do they compare to Flutter, I only used Flutter and I find it quite useful for my usecase, a swiping app on iOS/Android/Web with a supabase Backend.