Less time is required for development That means, they need React Native, as it is much faster than Flutter . The framework is designed to make creating a mobile app very quickly. A number of factors play into this, including the ease of programming JavaScript in place of Dart.
Read moreShould I learn React or Flutter?
In short, you should choose Flutter if your budget is limited or you need to make a simple application quickly . Also, you can make a Flutter application if UI is core for your app. But if your funding is sufficient and you want to create a complicated app, go with React Native.
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