App configuration

Reference for app.json and runtime settings.

Expo app metadata

Setting	Value
App name	expo-mobile-template
Slug	expo-mobile-template
Version	1.0.0
Orientation	Portrait
User interface style	Light
Primary brand color	#2563eb

API URL

The default points at the MobiTrendz hosted production API:

"extra": {
  "apiUrl": "https://mobitrendz.onrender.com/"
}

Read at runtime via expo-constants → Constants.expoConfig.extra.apiUrl.

iOS

"ios": {
  "supportsTablet": true,
  "bundleIdentifier": "com.anonymous.expomobiletemplate",
  "infoPlist": {
    "NSAppTransportSecurity": {
      "NSAllowsLocalNetworking": true
    }
  }
}

Android

"android": {
  "usesCleartextTraffic": true,
  "package": "com.mobitrendz.expomobiletemplate",
  "versionCode": 1,
  "adaptiveIcon": {
    "backgroundColor": "#2563eb",
    "foregroundImage": "./assets/android-icon-foreground.png",
    "backgroundImage": "./assets/android-icon-background.png",
    "monochromeImage": "./assets/android-icon-monochrome.png"
  }
}

Splash screen

"splash": {
  "image": "./assets/splash-icon.png",
  "resizeMode": "contain",
  "backgroundColor": "#ffffff"
}

Assets

File	Purpose
assets/icon.png	1024×1024 app icon
assets/splash-icon.png	Splash logo
assets/android-icon-foreground.png	Adaptive icon foreground
assets/android-icon-background.png	Adaptive icon background
assets/android-icon-monochrome.png	Monochrome adaptive layer
assets/favicon.png	Web favicon

Plugins

"plugins": ["@react-native-community/datetimepicker"]

Required for native date/time picker modules.

Environment variables

Variable	Purpose
EXPO_PUBLIC_API_URL	Override backend root URL at build/bundle time

Only variables prefixed with EXPO_PUBLIC_ are exposed to the app bundle.

Dependencies (runtime)

Package	Version	Role
expo	~54.0.0	Framework
expo-constants	~18.0.13	Read app.json extra at runtime
react	19.1.0	UI
react-native	0.81.5	Native bridge
@hey-api/client-fetch	^0.13.1	HTTP transport
@react-native-async-storage/async-storage	2.2.0	Token storage
@react-native-community/datetimepicker	8.4.4	Due date UI