# Create a development build for iOS Simulator locally

## Set up an iOS Simulator with a development build
<BuildEnvironmentSwitch />
## Set up Xcode and Watchman
<XcodeInstructions />
## Running your app on an iOS Simulator
Step 1: 
### Install expo-dev-client
Run the following command in your project's root directory:
```sh
$ npx expo install expo-dev-client
```
Step 2: 
Run the following from your terminal:
```sh
$ npx expo run:ios
```
> This command runs a development server after building your app. You can skip running `npx expo start` on the next page.