react-native-bootsplash/android/src/main/res/drawable/compat_splash_screen.xml

Display a bootsplash on your app starts. Hide it when you want.

<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android" android:opacity="opaque">
    <item android:gravity="fill">
        <color android:color="?attr/bootSplashBackground" />
    </item>

    <item android:gravity="fill">
        <bitmap android:src="?bootSplashLogo" android:gravity="center" />
    </item>

    <item android:gravity="fill" android:bottom="60dp">
        <bitmap android:src="?bootSplashBrand" android:gravity="bottom|center_horizontal" />
    </item>
</layer-list>