Do I need a paid Apple Developer account to use iOS Simulator?

No, you don't need a paid Apple Developer account to use iOS Simulator. You can download Xcode for free from the Mac App Store and use the simulator for development and testing.

Can I run iOS Simulator on Windows or Linux?

No, iOS Simulator only runs on macOS. It requires Xcode, which is exclusively available for Mac computers. Windows and Linux users need alternatives like online simulators or physical iOS devices.

What's the minimum macOS version required for iOS Simulator?

The minimum macOS version depends on the Xcode version you want to install. Generally, you need macOS 10.15 (Catalina) or later for recent versions of Xcode and iOS Simulator.

Why isn't my Expo app showing up in the iOS Simulator?

Common issues include the simulator not being detected by Expo, network connectivity problems, or incorrect project configuration. Try restarting the simulator, checking your network connection, and ensuring Expo CLI is properly installed.

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March 28, 20265 min readdev-toolsweb-dev

Install iOS Simulator on Mac for Expo React Native (2026 Setup)

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How to Install and Run iOS Simulator on Mac for Expo React Native Development

TL;DR

Setting up iOS Simulator on Mac for Expo React Native development involves installing Xcode from the Mac App Store, launching the simulator, installing Expo CLI, and creating/running your Expo project. This guide covers the complete setup process, common troubleshooting steps, and best practices for iOS development on Mac.

Why iOS Simulator is Essential for React Native Development

iOS Simulator is a crucial development tool that allows you to test your React Native and Expo applications on virtual iOS devices without needing physical hardware. For developers building cross-platform mobile applications, having access to iOS Simulator streamlines the development workflow and enables rapid iteration and testing.

Prerequisites for iOS Simulator Setup

Before diving into the installation process, ensure your Mac meets the following requirements:

macOS 10.15 (Catalina) or later
At least 8GB RAM (16GB recommended for optimal performance)
50GB+ available storage for Xcode and simulator files
Active internet connection for downloads and updates

Step-by-Step Installation Guide

1. Install Xcode from Mac App Store

The first step is installing Xcode, Apple's integrated development environment that includes iOS Simulator:

Open the Mac App Store
Search for "Xcode"
Click "Get" or "Install" (the download is approximately 10-15GB)
Wait for the installation to complete (this may take 30-60 minutes)

2. Launch and Configure iOS Simulator

Once Xcode is installed:

Open Xcode from your Applications folder
Navigate to Xcode > Open Developer Tool > Simulator
Choose your preferred iOS device model from Device > iOS [version] > [device model]
The simulator will boot up, displaying the iOS home screen

3. Install Expo CLI

Expo CLI is essential for creating and managing Expo projects:

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Written by

Aamer

Software engineer and creator of Prograamer — practical tutorials on AI tools, AWS, web development, and career growth for software engineers.