expo-application

import * as Application from '@amazon-devices/expo-application';
import React, {useEffect, useState} from 'react';
import {StyleSheet, Text, View} from 'react-native';

export const App = () => {
  const [installationTime, setInstallationTime] = useState<Date>();
  const [updateTime, setUpdateTime] = useState<Date>();

  useEffect(() => {
    Application.getInstallationTimeAsync().then(setInstallationTime);
    Application.getLastUpdateTimeAsync().then(setUpdateTime);
  }, []);

  return (
    <View style={styles.container}>
      <Text style={styles.text}>
        applicationId: {Application.applicationId}
      </Text>
      <Text style={styles.text}>
        applicationName: {Application.applicationName}
      </Text>
      <Text style={styles.text}>
        nativeApplicationVersion: {Application.nativeApplicationVersion}
      </Text>
      <Text style={styles.text}>
        nativeBuildVersion: {Application.nativeBuildVersion}
      </Text>
      <Text style={styles.text}>
        getInstallationTimeAsync: {installationTime?.toLocaleString()}
      </Text>
      <Text style={styles.text}>
        getLastUpdateTimeAsync: {updateTime?.toLocaleString()}
      </Text>
    </View>
  );
};

const styles = StyleSheet.create({
  container: {
    flex: 1,
    backgroundColor: 'white',
  },
  text: {
    fontSize: 32,
    color: 'black',
  },
});