How to Change Icon of Android App?

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How to Change Icon of Android App: A Comprehensive Guide

Changing the icon of an Android app is possible through various methods. This article explains how to change icon of Android app easily, whether you’re a developer customizing your app or a user personalizing your device with a custom icon.

You may also want to know: How to Change Icon on Android App? · How to Change an Icon on Android?

Understanding the Importance of App Icons

An app icon is more than just a small picture on your screen; it’s the visual identity of your application. Think of it as your app’s storefront. A well-designed and recognizable icon can:

Increase App Visibility: A distinct icon helps users quickly locate your app on their crowded home screens.
Improve Brand Recognition: Consistent branding, including the icon, builds trust and familiarity with your app.
Enhance User Experience: A visually appealing icon can make your app more inviting and contribute to a positive user experience.
Communicate Functionality: In some cases, the icon can give users a hint about the app’s primary function.

Methods for Changing the App Icon

There are several ways to how to change icon of Android app. The approach you take depends on whether you are the app developer or an end-user looking to customize your device.

For Developers (During Development): This is the most direct and recommended method.
For End-Users (Using Launchers or Icon Packs): This approach allows you to personalize your home screen experience without modifying the actual app code.
For End-Users (Using Icon Changing Apps): these apps allow you to change the icon for apps, but they may require extra permissions or be ad-ridden.

Changing the App Icon During Development (Android Studio)

If you’re developing an Android app, changing the icon is a straightforward process within Android Studio.

Locate the res Folder: Navigate to the res folder in your project structure. This folder contains resources like images, layouts, and drawables.
Find the mipmap Folders: Inside the res folder, you’ll find several folders named mipmap-hdpi, mipmap-mdpi, mipmap-xhdpi, mipmap-xxhdpi, and mipmap-xxxhdpi. These folders hold different resolutions of your app icon, optimized for various screen densities.
Prepare Your New Icon: Create your new icon in different resolutions to match the mipmap folders. Use image editing software like Adobe Photoshop or GIMP to create appropriately sized icons. It’s best practice to use vector graphics for scalability.
Replace the Existing Icons: Rename your new icon files to ic_launcher.png (or ic_launcher.xml if you’re using adaptive icons) and replace the existing files in all the mipmap folders.
Clean and Rebuild Your Project: In Android Studio, go to Build -> Clean Project and then Build -> Rebuild Project. This will ensure that the changes are reflected in your app.

Using Adaptive Icons:
Starting with Android 8.0 (API level 26), Android supports adaptive icons. Adaptive icons are designed to be flexible and adapt to different device shapes and sizes. Instead of simple PNG files, you create XML resources that define the foreground and background layers of your icon. This offers more control and a more consistent appearance across various devices. Using adaptive icons is the recommended approach for modern Android development.

Changing the App Icon as an End-User

If you want to change the icon of an app as an end-user, you’ll need to use a third-party launcher or an icon pack.

Next question: How to Change Android App Icon?

Using a Custom Launcher: Popular launchers like Nova Launcher, Action Launcher, and Apex Launcher offer extensive customization options, including the ability to change app icons.
1. Install a Custom Launcher: Download and install your chosen launcher from the Google Play Store.
2. Set the Launcher as Default: Follow the on-screen instructions to set the new launcher as your default home screen.
3. Change Icons: Long-press on the app icon you want to change. Most launchers will provide an option to edit the icon. You can then select a new icon from your gallery or an icon pack.
Using Icon Packs: Icon packs are collections of custom icons designed to work with custom launchers.
1. Install an Icon Pack: Download and install an icon pack from the Google Play Store.
2. Apply the Icon Pack: Open your custom launcher’s settings and look for an option to apply an icon pack. Select the icon pack you just installed.
Using an Icon Changing App: Some apps available on the Play Store specifically advertise themselves as icon changing apps.
1. Install an Icon Changer App: Download and install the app of your choice.
2. Follow App Instructions: Each app will have its own instructions, so follow carefully. Be aware of what permissions the app requests and what ads or trackers it may contain.

Common Mistakes and Pitfalls

When changing app icons, avoid these common mistakes:

Using Low-Resolution Icons: Low-resolution icons will appear pixelated and blurry on high-resolution screens. Always use high-resolution icons.
Ignoring Screen Density: Failing to provide icons for different screen densities can result in inconsistent icon appearance across devices.
Overlooking Adaptive Icons: Forgetting to implement adaptive icons can lead to compatibility issues and a poor user experience on newer Android devices.
Not Testing on Multiple Devices: Always test your app icon on a variety of devices to ensure it looks good across different screen sizes and resolutions.
Using Cluttered or Confusing Icons: Keep your icons simple and easy to recognize. Avoid using too much detail or complex designs.
Giving Untrusted Apps Permissions: Only grant permissions to an icon changing app if you fully trust the developer.

FAQ: How to Change Icon of Android App?

Can I change the app icon without rooting my device?

Yes, you can change the app icon without rooting your device by using a custom launcher or an icon pack. These methods allow you to customize your home screen without modifying the system files.

Will changing the icon through a launcher affect the actual app?

No. Changing the icon through a launcher only changes the appearance on your home screen. The underlying app remains unchanged.

How do I revert back to the original app icon?

If you used a custom launcher, you can usually revert to the original icon by removing the custom icon in the launcher’s settings. If you used an icon pack, you can disable the icon pack or choose a different one.

What is the best resolution for app icons?

The best practice is to provide icons in different resolutions for various screen densities (hdpi, mdpi, xhdpi, xxhdpi, xxxhdpi). Refer to the Android developer documentation for the recommended sizes for each density.

Are there any legal considerations when changing app icons?

Yes. Ensure you have the right to use the icon you are using. Using copyrighted images without permission is illegal.

How do I create adaptive icons?

Adaptive icons are created using XML resources in Android Studio. You define a foreground and background layer. The Android system then shapes the icon based on the device’s theme.

What is an icon pack?

An icon pack is a collection of custom icons designed to replace the default icons of apps on your home screen. They are typically used with custom launchers.

Can I change the icon of system apps?

While custom launchers can change the appearance of system apps’ icons, they cannot permanently change the actual system icons. This would require root access.

Do icon packs slow down my device?

Generally, icon packs have minimal impact on device performance. However, using too many resource-intensive customizations can slightly slow down your device.

What are the alternatives to using a custom launcher?

Besides custom launchers, you can use icon changing apps found on the Google Play Store. Exercise caution when using these and ensure the developer is trustworthy.

How do I change the icon of my web app on the home screen?

To change the icon of a web app saved to the home screen, you need to define a “favicon” for your website. This icon will be used when the web app is added to the home screen.

Is it possible to change the app icon based on user login state?

Yes, this is achievable during development. You can programmatically change the app icon based on user conditions (e.g., login status) but requires more complex code. This is a more advanced topic.