React Native totals at about 7mb. One of the reasons it’s so big is that the app has lots of reference methods, as shown in the image above. Flutter is even larger, but for a different reason.

What is size of React Native?

So in order to support all the above ABI’s react-native by default creates a Universal APK which contains files required for different device configuration into a single apk which bloated the apk size to 23 MB .

Is React Native really bad?

A bigger problem with React Native is the fact, that it does not fully support all native features available within iOS and Android. … Especially when it comes to navigation components for screen transitions, React Native really lacks supporting the native look and feel of iOS and Android apps.