Now that we know a bit about how Expo and React Native works, let’s dive into it and create our first mobile app!


In order to create the app, you’ll first need a few things installed on your computer:

Terminal Commands

Throughout the video, you’ll need to enter several commands into the terminal:

  • node -v - Checks your version of Node.js
  • npm -v - Checks your version of Node package manager
  • npm install -g expo-cli - Installs the Expo command-line tools
    • Expo command-line tools make it really easy to create, maintain, and test an Expo project!
  • expo init hello-world - Creates a new Expo app
  • cd hello-world - Moves you into the hello-world folder


Watch the video, then proceed to the next exercise!

Take this course for free

Mini Info Outline Icon
By signing up for Codecademy, you agree to Codecademy's Terms of Service & Privacy Policy.

Or sign up using:

Already have an account?