. :. React components. Props. State. Hooks. React Native Components (View, Text, TextInput, Image, FlatList ). React Native APIs (StyleSheet, Dimensions ) :. Expo. React Native CLI. Android Studio. XCode. Postman. Reactotron: . redux, react-redux, redux-thunk. react-navigation. axios: . Transforming UI design into IOS & Android application. Working with REST APIs or Backend