That is by design. React native isn't intended to be write-once, run-anywhere. iOS and Android UIs are just too different for that to work well. Instead, React

That is by design. React native isn't intended to be write-once, run-anywhere. iOS and Android UIs are just too different for that to work well. Instead, React Natives gives you a place (javascript) where logic can be shared between iOS and Android, and a common approach to rendering that leads to lots of shared code.