React Native with Expo in 2026 — Build Your First Mobile App This Weekend

Why React Native with Expo Is Dominating Mobile in 2026 Building a mobile app used to mean learning two codebases — Swift for iOS, Kotlin for Android. Today, React Native with Expo lets you ship a production-quality app for both platforms in a single weekend, with JavaScript you already know. Here is the honest guide to getting started in 2026. What Is Expo and Why It Changed Everything Expo is a framework built on top of React Native that eliminates 90% of the native tooling pain: No Xcode required to build an iOS app (on most workflows) OTA updates — push bug fixes without going through the App Store review Expo Router — file-based routing that mirrors Next.js, landing in Expo SDK 52+ EAS Build — cloud build service, free tier available The 2026 stack is Expo SDK 52, React Native 0.75, and the New Architecture (JSI) enabled by default. Step 1: Bootstrap in 3 Minutes npx create-expo-app@latest my-app --template blank-typescript cd my-app npx expo start Scan the QR code with the Expo G