Since iOS 10.3, it is possible to change the application's icon programmatically. This repository contains simple application demo it.

Demo

• Xcode 8.3 or higher.
• iOS 10.3 or higher.

1. Install cocoapods (if needed) .
2. Clone this project.
3. Redirect to /Project directory.
4. pod install.
5. Open AlternativeIconExample.xcworkspace with Xcode.
6. Build and run on your device or simulator.

• Import your alternative icon files to project file.

  • IMPORTANT I don't know why, but it doesn't support .xcassets.

• Open your project's Info.plist file.

   <key>CFBundleIcons</key>
   	<dict>
   		<key>CFBundleAlternateIcons</key>
   		<dict>
   			<key>{alternate-icon-key}</key>
   			<dict>
   				<key>CFBundleIconFiles</key>
   				<array>
   					<string>{alternate-icon-file-name}</string>
   				</array>
   				<key>UIPrerenderedIcon</key>
   				<false/>
   			</dict>
   		</dict>
   		<key>CFBundlePrimaryIcon</key>
   		<dict>
   			<key>CFBundleIconFiles</key>
   			<array>
   				<string>{primary-icon-file-name}</string>
   			</array>
   			<key>UIPrerenderedIcon</key>
   			<false/>
   		</dict>
   	</dict>

• Write some code to set alternative icon.

   UIApplication.shared.setAlternateIconName("alternative-icon-key") { error in
   	// Handle error or do something.
   }

• The icon must to be user-choosable.
• The icon must to be related to your app.
• Click here to show more details.

• AddWith
• Then
• SnapKit

AlternativeIcon-Example is available under the MIT license. See the LICENSE file for more info.