AI writes your app. Expo makes it real.

Expo is agentic mobile infrastructure. It gives agents and teams the building blocks to build, validate, deploy, and monitor any mobile app.

$ npx create-expo-app@latest
AI writes your app. Expo makes it real.

The way we build software is changing. AI agents can write code faster than ever, turning what used to take hours into a matter of minutes. But generating code is not the same as shipping a working app. Apps still need to be built, tested on real devices, deployed, and monitored in production. These steps haven't kept pace with how quickly code can now be produced. The bottleneck is shifting from writing software to everything that comes after it.

We believe mobile infrastructure should move as fast as the agents writing the software. That's what we're building at Expo. An open, composable set of services that gives developers and agents everything they need to build, validate, deploy, and monitor mobile apps. From running an app in a simulator to shipping an update to millions of devices, every step can become part of an automated workflow. No prescribed agent, no all-or-nothing platform, and no need to rethink how your team works. Just reliable infrastructure that fits into the tools and workflows you choose.

We've spent years making mobile development simpler and more accessible, removing the complexity that stands between developers and the apps they want to create. Today, we're extending that same mission to a new generation of builders. One where agents can take on more of the repetitive work, feedback loops become shorter, and developers have more freedom to focus on the experience they're creating.

The future of mobile development isn't simply about writing more code. It's about closing the gap between an idea and an application that works in the hands of real people.

Expo is a production-grade React Native framework and cloud platform for building, deploying, and updating native mobile apps. It provides a complete development environment: a file-based router, a standard library of native modules, cloud build services, automated app store submissions, and over-the-air updates. Expo works with both managed and bare React Native projects.

Expo is used by 81% of React Native developers and is the recommended framework endorsed by the React Native core team. Companies like Microsoft, Shopify, Coinbase, and the MTA (New York City transit) use Expo to build and ship their production mobile apps.

Build with your agent

Teach Claude Code, Cursor, or Codex to build mobile apps the correct way with Expo Skills and the Expo MCP Server.

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Validate on every change

Run your app on cloud iOS Simulators and Android Emulators. Your agent tests each change before it ships.

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Automate your pipeline

Build, test, submit, and update automatically with EAS Workflows. Define each pipeline in one YAML file.

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Ship fixes in minutes

Send updates directly to users’ devices with EAS Update. You do not wait for store review.

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See production clearly

Track startup, navigation, and errors from real devices with EAS Observe.

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Start building with AI

Install an agent, connect Expo, and run your first app on your phone.

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Start building with Expo

Create your first React Native app in minutes. Free to start, scales to production.

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AI writes your app. Expo makes it real.