Now that you have successfully run the app, let's modify it. On iOS, use the built-in QR code scanner of the Camera app. On Android, use the Expo app to scan the QR code from your terminal to open your project. Install the Expo client app on your iOS or Android phone and connect to the same wireless network as your computer. What's more, we can now run the app in a certain environment by specifying the ENVFILE that React Native must use: DevelomentĮNVFILE=.env.development react-native run-iosĮNVFILE=.env.This will start a development server for you. Run the app on any simulated or real android device found, as a release. react-native run-android -variant=release.Run the app on any simulated or real android device found. Run the app on a real iPhone as a release (fast and no debug, just like it will be in the store). react-native run-ios -device -configuration Release.Run the app on a real iPhone (that must be connected to the mac by USB).

Run the app in the simulator on a specific device. react-native run-ios -simulator 'iPhone SE'.Now a simple react-native run-ios should start your app in iOS simulator. Start the react-native packager manually : react-native start 🔧 Configure your Android Home environment variable by adding the following lines in your bash profile file: export ANDROID_HOME = $ Quick launch commands 🔧 Launch Android Studio and install Android SDK and other required libraries React Native requires Android 6.0 and SDK 23.0.1 🔧 Get Android Studio with tools required by React Native You'll need a Apple ID and Xcode is installed on you mac.Īlso ensure that you agreed to Apple's latest terms and conditions (just launch Xcode and click Agree). Handling different environments (development, staging, production) with different domain-related variables (e.g.Automated build process that generates signed and ready-for-stores release builds.Hi, I'm Thomas and I'm gonna show you how to build and release a React Native app to iOS and Android stores on macOS.

Android studio react native setup