React Native Crash Course 2026 - Build a Complete Mobile App

Learn how to build native mobile apps from scratch with React Native and Expo.

Create your account at https://try.expo.dev/traversy

Project Repo

https://github.com/bradtraversy/macrozone

Steps & Complete Walkthrough:

https://github.com/bradtraversy/macrozone/blob/master/STEPS.md

Timestamps:

0:00 - Intro

1:05 - What Is React Native

4:15 - How It Works

7:53 - What Is Expo?

10:00 - Running In Development

11:30 - Project Resources

13:17 - Expo Account & EAS CLI

15:10 - Generating an App

18:50 - Running On iOS & Web

21:34 - Running On Android

22:40 - Reset Project Script

23:59 - Native Components

26:46 - Platform & Device Info

28:25 - Styling In React Native

30:38 - Screen Stack & Header Title

32:00 - Global Styles

34:10 - Home Header Component

36:03 - Expo Router & Screens

38:05 - Navigation Links

38:58 - Back Button & Hide Headers

40:40 - Add Meal Screen (Challenge)

42:24 - Tabs

46:45 - MacroCard & MacroGrid Components

51:00 - MealItem & RecentMeals Components

53:33 - Add Meal Form

56:12 - AsyncStorage Intro

58:33 - Storage Handler

1:02:17 - Hook Up Form

1:05:12 - Get Meals From Storage

1:08:56 - Update MacroGrid With Storage

1:11:00 - Delete Meals From Storage

1:14:53 - All Meals Screen

1:16:07 - Clear All Meals

1:17:53 - Expo Haptics

1:20:40 - Share API

1:23:27 - Expo Clipboard

1:25:47 - Expo Notifications

1:28:26 - Reminder Toggle Component

1:32:05 - Build With EAS Build