# Build App for IOS

**NOTE**: before start this tutorial, you **MUST** make sure install **SAMPLE REACT NATIVE** app successfully. Check the tutorial below:

{% embed url="<https://reactnative.dev/docs/environment-setup>" %}

![Choose RIGHT development OS + Target build iOS](/files/-M6UF5MlaEaz1CY0aTPP)

Then follow those steps and install SAMPLE APP. If install sucessfully, you can see sample app like below:

![Sample App iOS](/files/-M6UK3MEPJdbnbbi8l00)

**Note again: MUST build successfully (to make sure you installed all independence packages ) before setup ZALES next step below.**

### **1. Install Zapes theme on iOS**&#x20;

#### **1.1 Open terminal and go to the right your app folder**

```
cd app/app-zapes
```

#### **2. Install npm packages:**

```
npm install
```

#### **3. Go to iOS folder then install pod packages:**

```
cd ios
pod install
```

#### **5. Then go back working folder Zapes and run this to open app on emulator:**

```
cd ..
react-native run-ios --simulator="iPhone 7"
```

#### **6. After app building success, you can see app on simulator iPhone.**

Thank you.


---

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