how-to-change-app-icon-in-react-native-mr-devgeek-muhammad-aamir-malik

A Step-by-Step Guide: How to change the App Icon in React Native (iOS)

How to change the App Icon in React Native (iOS). The app icon is one of the first things users see when they interact with your mobile application. Customizing the app icon can help make your React Native app stand out and provide a more branded experience for your users. In this blog post, we will walk you through the process of changing the app icon in React Native specifically for iOS devices.

Prerequisites:

Before we begin, make sure you have the following prerequisites in place:

  1. React Native development environment set up.
  2. Xcode is installed on your Mac.

Step 1: Prepare the App Icon Images:

To change the app icon, you’ll need to prepare the icon images in the required sizes. Here are the dimensions for iOS app icons:

  • 1024×1024 pixels (App Store icon)
  • 180×180 pixels (iPhone, iPad Pro)
  • 120×120 pixels (iPhone, iPad, iPad mini)
  • 87×87 pixels (iPhone, iPad Pro)
  • 80×80 pixels (iPhone, iPad, iPad mini)
  • 60×60 pixels (iPhone, iPad, iPad mini)
  • 58×58 pixels (iPhone, iPad, iPad mini)
  • 40×40 pixels (iPhone, iPad, iPad mini)
  • 29×29 pixels (iPhone, iPad, iPad mini)

To simplify the process of generating app icons for your React Native iOS application, you can use the website https://makeappicon.com/. This convenient tool automatically generates app icons in all required sizes based on a single image, eliminating the need for manual resizing. For optimal results, start with an image size of 1536 x 1536 pixels, ensuring better quality when scaled down. Additionally, you can use design tools like Canva for size adjustments and further customization. By combining MakeAppIcon and Canva, you can easily create and personalize app icons that align with your branding.

You can download my created icon for practice purpose: Download

Changing-the-App-Icon-in-React-Native-Mr-DevGeek
XCode

Step 2: Add App Icons

  1. Open your project in Xcode by navigating to the project folder and double-clicking on the “.xcworkspace” file.
  2. In Xcode, Click your AppIcon > AppIcon > Images > Appicon
  3. Inside the AppIcon as shown in above image just add all the required size images

After Generating Icon from MakeAppIcon:

Changing-the-App-Icon-in-React-Native-Mr-DevGeek

After generating your app icon using the MakeAppIcon website, you will receive a zip file containing different folders for various operating systems. To proceed, navigate to the “ios” folder within the zip file. Inside the “ios” folder, locate the folder named “appicon.appiconset”. This folder holds all the required sizes of images for your app icon in Xcode.

Within the “appicon.appiconset” folder, you will find a collection of images, each representing a different size required for the app icon in Xcode. These sizes correspond to the various resolutions needed to ensure your app icon looks crisp and clear across different iOS devices.

Finalising

Now clean your project by using CMD + Shift + K and Rebuild your project By CMD + R

Summary

Changing the app icon in React Native allows developers to personalize their applications and create a unique branding experience. This blog post provides a comprehensive guide on how to change the app icon specifically for React Native iOS applications. The process involves preparing the app icon images in the required sizes and replacing the default app icons in Xcode with the customized ones. Additionally, the use of tools like MakeAppIcon and Canva is recommended to simplify the icon generation and customization process. By following the step-by-step instructions in this guide, developers can easily change the app icon in their React Native iOS applications and enhance the overall user experience.

Do I need Xcode installed on my Mac to change the app icon in React Native iOS?

Yes, Xcode is required to change the app icon in React Native iOS applications. Xcode provides the necessary tools and project settings to modify and update the app icon assets.

Can I use other image editing tools instead of Canva to adjust the app icon size?

Yes, you can use other image editing tools of your choice to adjust the app icon size. Canva is mentioned as a popular option due to its user-friendly interface and various editing features, but you are free to use any tool that allows you to resize and customize your app icon image.

Are there any specific image formats I need to use for the app icon?

For React Native iOS app icons, the PNG format is commonly used. It is recommended to prepare your app icon images in PNG format with transparency support to ensure optimal visual quality.

Will changing the app icon affect the app’s functionality or compatibility?

No, changing the app icon in React Native iOS applications does not impact the app’s functionality or compatibility. It is purely a visual customization that enhances the app’s branding and user experience without affecting the underlying code or functionality.

Can I revert back to the default app icon if needed?

Yes, you can revert back to the default app icon in your React Native iOS application. Simply replace the customized app icon images with the original ones or restore the project from a backup if available.

Do I need to change the app icon in the Apple App Store separately?

Changing the app icon in your React Native iOS app does not automatically update the app icon in the Apple App Store. You will need to follow the Apple App Store guidelines and requirements separately to update the app icon for your app listing in the store.

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