diff --git a/example/androidlib/java/1-hello-world/build.mill b/example/androidlib/java/1-hello-world/build.mill
index 3d6a9be7d269..7b0be8298dcb 100644
--- a/example/androidlib/java/1-hello-world/build.mill
+++ b/example/androidlib/java/1-hello-world/build.mill
@@ -24,17 +24,6 @@ object app extends AndroidAppModule {
   def androidApplicationId = "com.helloworld.app"
   def androidApplicationNamespace = "com.helloworld.app"
 
-  /**
-   * Configuration for ReleaseKey
-   * WARNING: Replace these default values with secure and private credentials before using in production.
-   * Never use these defaults in a production environment as they are not secure.
-   * This is just for testing purposes.
-   */
-  def androidReleaseKeyName: Option[String] = Some("releaseKey.jks")
-  def androidReleaseKeyAlias: T[Option[String]] = Task { Some("releaseKey") }
-  def androidReleaseKeyPass: T[Option[String]] = Task { Some("MillBuildTool") }
-  def androidReleaseKeyStorePass: T[Option[String]] = Task { Some("MillBuildTool") }
-
   override def androidVirtualDeviceIdentifier: String = "java-test"
 
   object test extends AndroidAppTests, TestModule.Junit4 {
@@ -57,6 +46,18 @@ object app extends AndroidAppModule {
     )
   }
 
+  /**
+   * Configuration for ReleaseKey
+   * WARNING: Replace these default values with secure and private credentials before using in production.
+   * Never use these defaults in a production environment as they are not secure.
+   * This is just for testing purposes.
+   */
+  object release extends AndroidReleaseModule {
+    def androidReleaseKeyName: Option[String] = Some("releaseKey.jks")
+    def androidReleaseKeyAlias: T[Option[String]] = Task { Some("releaseKey") }
+    def androidReleaseKeyPass: T[Option[String]] = Task { Some("MillBuildTool") }
+    def androidReleaseKeyStorePass: T[Option[String]] = Task { Some("MillBuildTool") }
+  }
 }
 
 //// SNIPPET:END
diff --git a/example/androidlib/java/2-app-bundle/build.mill b/example/androidlib/java/2-app-bundle/build.mill
index f05d58782d5d..c298ca5592b8 100644
--- a/example/androidlib/java/2-app-bundle/build.mill
+++ b/example/androidlib/java/2-app-bundle/build.mill
@@ -17,19 +17,21 @@ object bundle extends AndroidAppBundle {
   def androidSdkModule = mill.api.ModuleRef(androidSdkModule0)
   def androidCompileSdk = 35
 
+  def androidApplicationId = "com.helloworld.app"
+  def androidApplicationNamespace = "com.helloworld.app"
+
   /**
    * Configuration for ReleaseKey
    * WARNING: Replace these default values with secure and private credentials before using in production.
    * Never use these defaults in a production environment as they are not secure.
    * This is just for testing purposes.
    */
-  def androidApplicationId = "com.helloworld.app"
-  def androidApplicationNamespace = "com.helloworld.app"
-
-  def androidReleaseKeyName: Option[String] = Some("releaseKey.jks")
-  def androidReleaseKeyAlias: T[Option[String]] = Task { Some("releaseKey") }
-  def androidReleaseKeyPass: T[Option[String]] = Task { Some("MillBuildTool") }
-  def androidReleaseKeyStorePass: T[Option[String]] = Task { Some("MillBuildTool") }
+  object release extends AndroidReleaseModule {
+    def androidReleaseKeyName: Option[String] = Some("releaseKey.jks")
+    def androidReleaseKeyAlias: T[Option[String]] = Task { Some("releaseKey") }
+    def androidReleaseKeyPass: T[Option[String]] = Task { Some("MillBuildTool") }
+    def androidReleaseKeyStorePass: T[Option[String]] = Task { Some("MillBuildTool") }
+  }
 }
 
 //// SNIPPET:END
diff --git a/example/androidlib/java/4-sum-lib-java/build.mill b/example/androidlib/java/4-sum-lib-java/build.mill
index 20ef34f00105..c913e94feccd 100644
--- a/example/androidlib/java/4-sum-lib-java/build.mill
+++ b/example/androidlib/java/4-sum-lib-java/build.mill
@@ -40,16 +40,6 @@ object lib extends AndroidLibModule, PublishModule {
     developers = Seq(Developer("lihaoyi", "Li Haoyi", "https://github.com/lihaoyi"))
   )
 
-  /**
-   * Configuration for ReleaseKey
-   * WARNING: Replace these default values with secure and private credentials before using in production.
-   * Never use these defaults in a production environment as they are not secure.
-   * This is just for testing purposes.
-   */
-  def androidReleaseKeyAlias: T[Option[String]] = Task { Some("releaseKey") }
-  def androidReleaseKeyPass: T[Option[String]] = Task { Some("MillBuildTool") }
-  def androidReleaseKeyStorePass: T[Option[String]] = Task { Some("MillBuildTool") }
-
   object test extends AndroidLibTests, TestModule.Junit4 {
     def mvnDeps = Seq(mvn"junit:junit:4.13.2")
   }
diff --git a/example/androidlib/java/5-R8/build.mill b/example/androidlib/java/5-R8/build.mill
index b1e189655ee1..67c209203abd 100644
--- a/example/androidlib/java/5-R8/build.mill
+++ b/example/androidlib/java/5-R8/build.mill
@@ -31,19 +31,7 @@ object app extends AndroidR8AppModule { // <2>
   def androidApplicationId = "com.helloworld.app"
   def androidApplicationNamespace = "com.helloworld.app"
 
-  /**
-   * Configuration for ReleaseKey
-   * WARNING: Replace these default values with secure and private credentials before using in production.
-   * Never use these defaults in a production environment as they are not secure.
-   * This is just for testing purposes.
-   */
-  def androidReleaseKeyName: Option[String] = Some("releaseKey.jks")
-  def androidReleaseKeyAlias: T[Option[String]] = Task { Some("releaseKey") }
-  def androidReleaseKeyPass: T[Option[String]] = Task { Some("MillBuildTool") }
-  def androidReleaseKeyStorePass: T[Option[String]] = Task { Some("MillBuildTool") }
-
   override def androidVirtualDeviceIdentifier: String = "java-test"
-  override def androidIsDebug: T[Boolean] = Task { false }
 
   def androidProjectProguardFiles = Task.Sources(
     "proguard-rules.pro"
@@ -58,10 +46,6 @@ object app extends AndroidR8AppModule { // <2>
   object it extends AndroidAppInstrumentedTests, AndroidR8AppModule {
     def androidSdkModule = mill.api.ModuleRef(androidSdkModule0)
 
-    override def androidIsDebug: T[Boolean] = Task {
-      false
-    }
-
     override def androidReleaseSettings: T[AndroidBuildTypeSettings] = Task {
       AndroidBuildTypeSettings(isMinifyEnabled = false)
     }
@@ -78,6 +62,18 @@ object app extends AndroidR8AppModule { // <2>
     )
   }
 
+  object release extends AndroidReleaseModule, AndroidR8ReleaseModule
+
+  /**
+   * Configuration for ReleaseKey
+   * WARNING: Replace these default values with secure and private credentials before using in production.
+   * Never use these defaults in a production environment as they are not secure.
+   * This is just for testing purposes.
+   */
+  def androidReleaseKeyName: Option[String] = Some("releaseKey.jks")
+  def androidReleaseKeyAlias: T[Option[String]] = Task { Some("releaseKey") }
+  def androidReleaseKeyPass: T[Option[String]] = Task { Some("MillBuildTool") }
+  def androidReleaseKeyStorePass: T[Option[String]] = Task { Some("MillBuildTool") }
 }
 
 // <1> Create and configure an Android SDK module to manage Android SDK paths and tools.
diff --git a/example/androidlib/java/6-native-libs/build.mill b/example/androidlib/java/6-native-libs/build.mill
index 3ffb464d1258..1c0ea3afd9b5 100644
--- a/example/androidlib/java/6-native-libs/build.mill
+++ b/example/androidlib/java/6-native-libs/build.mill
@@ -24,16 +24,6 @@ object app extends AndroidNativeAppModule { // <1>
   def androidApplicationId = "com.helloworld.app"
   def androidApplicationNamespace = "com.helloworld.app"
 
-  /**
-   * Configuration for ReleaseKey
-   * WARNING: Replace these default values with secure and private credentials before using in production.
-   * Never use these defaults in a production environment as they are not secure.
-   * This is just for testing purposes.
-   */
-  def androidReleaseKeyAlias: T[Option[String]] = Task { Some("releaseKey") }
-  def androidReleaseKeyPass: T[Option[String]] = Task { Some("MillBuildTool") }
-  def androidReleaseKeyStorePass: T[Option[String]] = Task { Some("MillBuildTool") }
-
   override def androidVirtualDeviceIdentifier: String = "java-test"
 
   def androidExternalNativeLibs = Task { // <2>
@@ -58,6 +48,18 @@ object app extends AndroidNativeAppModule { // <1>
     )
   }
 
+  /**
+   * Configuration for ReleaseKey
+   * WARNING: Replace these default values with secure and private credentials before using in production.
+   * Never use these defaults in a production environment as they are not secure.
+   * This is just for testing purposes.
+   */
+  object release extends AndroidReleaseModule, AndroidNativeAppVariantModule {
+    def androidReleaseKeyName: Option[String] = Some("releaseKey.jks")
+    def androidReleaseKeyAlias: T[Option[String]] = Task { Some("releaseKey") }
+    def androidReleaseKeyPass: T[Option[String]] = Task { Some("MillBuildTool") }
+    def androidReleaseKeyStorePass: T[Option[String]] = Task { Some("MillBuildTool") }
+  }
 }
 
 // <1> You need to extend AndroidNativeLibs trait to use native libraries in the app.
diff --git a/example/androidlib/kotlin/1-hello-kotlin/build.mill b/example/androidlib/kotlin/1-hello-kotlin/build.mill
index eccccd80c698..a72107af30f2 100644
--- a/example/androidlib/kotlin/1-hello-kotlin/build.mill
+++ b/example/androidlib/kotlin/1-hello-kotlin/build.mill
@@ -28,20 +28,10 @@ object app extends AndroidAppKotlinModule {
   def androidApplicationId = "com.helloworld.app"
   def androidApplicationNamespace = "com.helloworld.app"
 
-  /**
-   * Configuration for ReleaseKey
-   * WARNING: Replace these default values with secure and private credentials before using in production.
-   * Never use these defaults in a production environment as they are not secure.
-   * This is just for testing purposes.
-   */
-  def androidReleaseKeyName: Option[String] = Some("releaseKey.jks")
-  def androidReleaseKeyAlias: T[Option[String]] = Task { Some("releaseKey") }
-  def androidReleaseKeyPass: T[Option[String]] = Task { Some("MillBuildTool") }
-  def androidReleaseKeyStorePass: T[Option[String]] = Task { Some("MillBuildTool") }
   override def androidVirtualDeviceIdentifier: String = "kotlin-test"
   override def androidEmulatorPort: String = "5556"
 
-  override def androidIsDebug: T[Boolean] = Task { false }
+  override def androidIsDebug: T[Boolean] = Task { true }
 
   object test extends AndroidAppKotlinTests, TestModule.Junit4 {
     def junit4Version = "4.13.2"
@@ -55,7 +45,7 @@ object app extends AndroidAppKotlinModule {
     // configuration but the apk signature will not match
     // the app apk
     override def androidIsDebug: T[Boolean] = Task {
-      false
+      true
     }
 
     def mvnDeps = Seq(
@@ -65,6 +55,20 @@ object app extends AndroidAppKotlinModule {
       mvn"junit:junit:4.13.2"
     )
   }
+
+  /**
+   * Configuration for ReleaseKey
+   * WARNING: Replace these default values with secure and private credentials before using in production.
+   * Never use these defaults in a production environment as they are not secure.
+   * This is just for testing purposes.
+   */
+  object release extends AndroidKotlinReleaseModule {
+    def androidReleaseKeyName: Option[String] = Some("releaseKey.jks")
+    def androidReleaseKeyAlias: T[Option[String]] = Task { Some("releaseKey") }
+    def androidReleaseKeyPass: T[Option[String]] = Task { Some("MillBuildTool") }
+    def androidReleaseKeyStorePass: T[Option[String]] = Task { Some("MillBuildTool") }
+    override def androidEmulatorPort = "5654"
+  }
 }
 
 //// SNIPPET:END
@@ -117,7 +121,13 @@ object app extends AndroidAppKotlinModule {
 
 */
 
-// This command runs unit tests on your local environment.
+// The android tests (existing typically in androidTest directory, aka instrumented tests)
+// typically run on an android device.
+// The createAndroidVirtualDevice command creates an AVD (Android Virtual Device)
+// and the startAndroidEmulator command starts the AVD. The it task runs the integration tests
+// against the available AVD. The stopAndroidEmulator command stops the AVD and the
+// destroyAndroidVirtualDevice command destroys the AVD.
+// The provided commands can be used in a CI/CD pipeline assuming the right setup is in place.
 
 /** Usage
 
@@ -162,10 +172,31 @@ object app extends AndroidAppKotlinModule {
 
 */
 
-// The android tests (existing typically in androidTest directory, aka instrumented tests)
-// typically run on an android device.
-// The createAndroidVirtualDevice command creates an AVD (Android Virtual Device)
-// and the startAndroidEmulator command starts the AVD. The it task runs the integration tests
-// against the available AVD. The stopAndroidEmulator command stops the AVD and the
-// destroyAndroidVirtualDevice command destroys the AVD.
-// The provided commands can be used in a CI/CD pipeline assuming the right setup is in place.
+// To create a release apk and run it, you can use the configured release submodule.
+// Every AndroidAppModule can be configured with its own emulator, so you can easily
+// avoid signature mismatches between debug and release as follows.
+
+/** Usage
+
+> ./mill app.release.createAndroidVirtualDevice
+
+> ./mill show app.release.startAndroidEmulator
+
+> ./mill app.release.androidInstall
+
+> ./mill show app.release.androidRun --activity com.helloworld.app.MainActivity
+[
+  "Starting: Intent { cmp=com.helloworld.app/.MainActivity }",
+  "Status: ok",
+  "LaunchState: COLD",
+  "Activity: com.helloworld.app/.MainActivity",
+  "TotalTime: ...",
+  "WaitTime: ...",
+  "Complete"
+]
+
+> ./mill show app.release.stopAndroidEmulator
+
+> ./mill show app.release.deleteAndroidVirtualDevice
+
+*/
diff --git a/example/androidlib/kotlin/2-compose/app/releaseKey.jks b/example/androidlib/kotlin/2-compose/app/releaseKey.jks
new file mode 100644
index 000000000000..4d1186a7dfc5
Binary files /dev/null and b/example/androidlib/kotlin/2-compose/app/releaseKey.jks differ
diff --git a/example/androidlib/kotlin/2-compose/build.mill b/example/androidlib/kotlin/2-compose/build.mill
index 64fb8212e99e..9197e654dec8 100644
--- a/example/androidlib/kotlin/2-compose/build.mill
+++ b/example/androidlib/kotlin/2-compose/build.mill
@@ -53,6 +53,18 @@ object app extends AndroidAppKotlinModule {
     mvn"androidx.tracing:tracing:1.2.0"
   )
 
+  /**
+   * Configuration for ReleaseKey
+   * WARNING: Replace these default values with secure and private credentials before using in production.
+   * Never use these defaults in a production environment as they are not secure.
+   * This is just for testing purposes.
+   */
+  object release extends AndroidKotlinReleaseModule {
+    def androidReleaseKeyName: Option[String] = Some("releaseKey.jks")
+    def androidReleaseKeyAlias: T[Option[String]] = Task { Some("releaseKey") }
+    def androidReleaseKeyPass: T[Option[String]] = Task { Some("MillBuildTool") }
+    def androidReleaseKeyStorePass: T[Option[String]] = Task { Some("MillBuildTool") }
+  }
 }
 
 //// SNIPPET:END
diff --git a/example/androidlib/kotlin/4-sum-lib-kotlin/build.mill b/example/androidlib/kotlin/4-sum-lib-kotlin/build.mill
index f38252c4c6ca..afc8d82c216c 100644
--- a/example/androidlib/kotlin/4-sum-lib-kotlin/build.mill
+++ b/example/androidlib/kotlin/4-sum-lib-kotlin/build.mill
@@ -40,17 +40,6 @@ object lib extends AndroidLibKotlinModule, PublishModule {
     developers = Seq(Developer("lihaoyi", "Li Haoyi", "https://github.com/lihaoyi"))
   )
 
-  /**
-   * Configuration for ReleaseKey
-   * WARNING: Replace these default values with secure and private credentials before using in production.
-   * Never use these defaults in a production environment as they are not secure.
-   * This is just for testing purposes.
-   */
-  def androidReleaseKeyName: Option[String] = Some("releaseKey.jks")
-  def androidReleaseKeyAlias: T[Option[String]] = Task { Some("releaseKey") }
-  def androidReleaseKeyPass: T[Option[String]] = Task { Some("MillBuildTool") }
-  def androidReleaseKeyStorePass: T[Option[String]] = Task { Some("MillBuildTool") }
-
   object test extends AndroidLibKotlinTests, TestModule.Junit4 {
     def junit4Version = "4.13.2"
   }
@@ -78,6 +67,19 @@ object app extends AndroidAppKotlinModule {
   object test extends AndroidAppKotlinTests, TestModule.Junit4 {
     def junit4Version = "4.13.2"
   }
+
+  /**
+   * Configuration for ReleaseKey
+   * WARNING: Replace these default values with secure and private credentials before using in production.
+   * Never use these defaults in a production environment as they are not secure.
+   * This is just for testing purposes.
+   */
+  object release extends AndroidKotlinReleaseModule {
+    def androidReleaseKeyName: Option[String] = Some("releaseKey.jks")
+    def androidReleaseKeyAlias: T[Option[String]] = Task { Some("releaseKey") }
+    def androidReleaseKeyPass: T[Option[String]] = Task { Some("MillBuildTool") }
+    def androidReleaseKeyStorePass: T[Option[String]] = Task { Some("MillBuildTool") }
+  }
 }
 
 //// SNIPPET:END
diff --git a/example/thirdparty/android-endless-tunnel/build.mill b/example/thirdparty/android-endless-tunnel/build.mill
index 7bbec86eb8fc..9da61c822bbf 100644
--- a/example/thirdparty/android-endless-tunnel/build.mill
+++ b/example/thirdparty/android-endless-tunnel/build.mill
@@ -24,29 +24,23 @@ object `endless-tunnel` extends mill.api.Module {
 
     override def androidNativeLibName: T[String] = "libgame"
 
+    override def androidVirtualDeviceIdentifier: String = "cpp-test"
+
+    override def androidCMakeExtraArgs: T[Seq[String]] =
+      super.androidCMakeExtraArgs() ++ Seq("-DANDROID_STL=c++_static")
+
     /**
      * Configuration for ReleaseKey
      * WARNING: Replace these default values with secure and private credentials before using in production.
      * Never use these defaults in a production environment as they are not secure.
      * This is just for testing purposes.
      */
-    def androidReleaseKeyAlias: T[Option[String]] = Task {
-      Some("releaseKey")
-    }
-
-    def androidReleaseKeyPass: T[Option[String]] = Task {
-      Some("MillBuildTool")
+    object release extends AndroidReleaseModule, AndroidNativeAppVariantModule {
+      def androidReleaseKeyName: Option[String] = Some("releaseKey.jks")
+      def androidReleaseKeyAlias: T[Option[String]] = Task { Some("releaseKey") }
+      def androidReleaseKeyPass: T[Option[String]] = Task { Some("MillBuildTool") }
+      def androidReleaseKeyStorePass: T[Option[String]] = Task { Some("MillBuildTool") }
     }
-
-    def androidReleaseKeyStorePass: T[Option[String]] = Task {
-      Some("MillBuildTool")
-    }
-
-    override def androidVirtualDeviceIdentifier: String = "cpp-test"
-
-    override def androidCMakeExtraArgs: T[Seq[String]] =
-      super.androidCMakeExtraArgs() ++ Seq("-DANDROID_STL=c++_static")
-
   }
 }
 
diff --git a/libs/androidlib/src/mill/androidlib/AndroidAppKotlinModule.scala b/libs/androidlib/src/mill/androidlib/AndroidAppKotlinModule.scala
index b94d379263fd..1886911c7f65 100644
--- a/libs/androidlib/src/mill/androidlib/AndroidAppKotlinModule.scala
+++ b/libs/androidlib/src/mill/androidlib/AndroidAppKotlinModule.scala
@@ -333,4 +333,11 @@ trait AndroidAppKotlinModule extends AndroidKotlinModule, AndroidAppModule { out
 
   }
 
+  trait AndroidAppKotlinVariantModule extends AndroidKotlinVariantModule, AndroidAppKotlinModule {
+    override def sources: T[Seq[PathRef]] = outer.sources
+    override def resolutionParams: Task[ResolutionParams] = Task.Anon(outer.resolutionParams())
+  }
+
+  trait AndroidKotlinReleaseModule extends AndroidReleaseModule, AndroidAppKotlinVariantModule
+
 }
diff --git a/libs/androidlib/src/mill/androidlib/AndroidAppModule.scala b/libs/androidlib/src/mill/androidlib/AndroidAppModule.scala
index 7b5311c94b33..e132aa8e604b 100644
--- a/libs/androidlib/src/mill/androidlib/AndroidAppModule.scala
+++ b/libs/androidlib/src/mill/androidlib/AndroidAppModule.scala
@@ -910,6 +910,17 @@ trait AndroidAppModule extends AndroidModule { outer =>
     )
   }
 
+  trait AndroidAppVariantModule extends AndroidVariantModule, AndroidAppModule {
+    override def androidApplicationId: String = outer.androidApplicationId
+    override def androidApplicationNamespace: String = outer.androidApplicationNamespace
+
+    override def androidVirtualDeviceIdentifier: String = outer.androidVirtualDeviceIdentifier
+  }
+
+  trait AndroidReleaseModule extends AndroidAppVariantModule, AndroidAppModule {
+    override def androidIsDebug: T[Boolean] = Task { false }
+  }
+
   trait AndroidAppTests extends AndroidTestModule, AndroidAppModule {
     override def androidApplicationId: String = s"${outer.androidApplicationId}.test"
     override def androidApplicationNamespace: String = s"${outer.androidApplicationNamespace}.test"
@@ -924,12 +935,6 @@ trait AndroidAppModule extends AndroidModule { outer =>
     override def androidApplicationId: String = s"${outer.androidApplicationId}.test"
     override def androidApplicationNamespace: String = s"${outer.androidApplicationNamespace}.test"
 
-    override def androidReleaseKeyAlias: T[Option[String]] = outer.androidReleaseKeyAlias()
-    override def androidReleaseKeyName: Option[String] = outer.androidReleaseKeyName
-    override def androidReleaseKeyPass: T[Option[String]] = outer.androidReleaseKeyPass()
-    override def androidReleaseKeyStorePass: T[Option[String]] = outer.androidReleaseKeyStorePass()
-    override def androidReleaseKeyPath: T[Seq[PathRef]] = outer.androidReleaseKeyPath()
-
     override def androidEmulatorPort: String = outer.androidEmulatorPort
 
     override def sources: T[Seq[PathRef]] = Task.Sources("src/androidTest/java")
diff --git a/libs/androidlib/src/mill/androidlib/AndroidKotlinModule.scala b/libs/androidlib/src/mill/androidlib/AndroidKotlinModule.scala
index c71449a631c6..5ed3565de1aa 100644
--- a/libs/androidlib/src/mill/androidlib/AndroidKotlinModule.scala
+++ b/libs/androidlib/src/mill/androidlib/AndroidKotlinModule.scala
@@ -224,6 +224,14 @@ trait AndroidKotlinModule extends KotlinModule with AndroidModule { outer =>
     jars
   }
 
+  trait AndroidKotlinVariantModule extends AndroidVariantModule, AndroidKotlinModule {
+    override def kotlinVersion: T[String] = outer.kotlinVersion()
+    override def androidEnableCompose: T[Boolean] = outer.androidEnableCompose()
+    override def generatedSources: T[Seq[PathRef]] = outer.generatedSources()
+    override def androidCompiledModuleResources: T[Seq[PathRef]] =
+      outer.androidCompiledModuleResources()
+  }
+
   trait AndroidKotlinTestModule extends KotlinTests, AndroidTestModule {
     override def kotlinVersion: T[String] = outer.kotlinVersion
 
diff --git a/libs/androidlib/src/mill/androidlib/AndroidModule.scala b/libs/androidlib/src/mill/androidlib/AndroidModule.scala
index 83b021d1b0fb..714fc41f78da 100644
--- a/libs/androidlib/src/mill/androidlib/AndroidModule.scala
+++ b/libs/androidlib/src/mill/androidlib/AndroidModule.scala
@@ -871,6 +871,38 @@ trait AndroidModule extends JavaModule { outer =>
     None
   }
 
+  trait AndroidVariantModule extends AndroidModule {
+    override def androidCompileSdk: T[Int] = outer.androidCompileSdk()
+
+    override def androidMinSdk: T[Int] = outer.androidMinSdk()
+
+    override def androidTargetSdk: T[Int] = outer.androidTargetSdk()
+
+    override def androidSdkModule: ModuleRef[AndroidSdkModule] = outer.androidSdkModule
+
+    override def androidManifest: T[PathRef] = outer.androidManifest()
+
+    override def moduleDir: os.Path = outer.moduleDir
+
+    override def androidNamespace: String = outer.androidNamespace
+
+    override def sources: T[Seq[PathRef]] = outer.sources()
+
+    override def androidResources: T[Seq[PathRef]] = outer.androidResources()
+
+    override def mvnDeps: T[Seq[Dep]] = outer.mvnDeps()
+
+    override def runMvnDeps: T[Seq[Dep]] = outer.runMvnDeps()
+
+    override def compileMvnDeps: T[Seq[Dep]] = outer.compileMvnDeps()
+
+    override def moduleDeps: Seq[JavaModule] = outer.moduleDeps
+
+    override def bomMvnDeps: T[Seq[Dep]] = outer.bomMvnDeps()
+
+    override def repositoriesTask: Task[Seq[Repository]] = Task.Anon(outer.repositoriesTask())
+  }
+
   trait AndroidTestModule extends JavaTests, AndroidModule {
 
     override def androidCompileSdk: T[Int] = outer.androidCompileSdk()
diff --git a/libs/androidlib/src/mill/androidlib/AndroidNativeAppModule.scala b/libs/androidlib/src/mill/androidlib/AndroidNativeAppModule.scala
index 57de74571058..46e2b5c32be5 100644
--- a/libs/androidlib/src/mill/androidlib/AndroidNativeAppModule.scala
+++ b/libs/androidlib/src/mill/androidlib/AndroidNativeAppModule.scala
@@ -4,7 +4,7 @@ import mill.T
 import mill.api.{PathRef, Task}
 
 @mill.api.experimental
-trait AndroidNativeAppModule extends AndroidAppModule {
+trait AndroidNativeAppModule extends AndroidAppModule { outer =>
 
   def androidNativeSource: T[PathRef] = Task.Source {
     moduleDir / "src/main/cpp"
@@ -123,7 +123,19 @@ trait AndroidNativeAppModule extends AndroidAppModule {
    */
   override def androidPackageableExtraFiles: T[Seq[AndroidPackageableExtraFile]] = Task {
     super.androidPackageableExtraFiles() ++ androidPackageableNativeLibs()
+  }
+
+  trait AndroidNativeAppVariantModule extends AndroidAppVariantModule, AndroidNativeAppModule {
+
+    override def androidNativeSource: T[PathRef] = outer.androidNativeSource()
+
+    override def androidExternalNativeLibs: T[Seq[PathRef]] = outer.androidExternalNativeLibs()
+
+    override def androidNativeLibName: T[String] = outer.androidNativeLibName()
+
+    override def androidCMakeExtraArgs: T[Seq[String]] = outer.androidCMakeExtraArgs()
 
+    override def androidCompileNative: T[PathRef] = outer.androidCompileNative()
   }
 
 }
diff --git a/libs/androidlib/src/mill/androidlib/AndroidR8AppModule.scala b/libs/androidlib/src/mill/androidlib/AndroidR8AppModule.scala
index 15866297782d..fc9986f7b8a6 100644
--- a/libs/androidlib/src/mill/androidlib/AndroidR8AppModule.scala
+++ b/libs/androidlib/src/mill/androidlib/AndroidR8AppModule.scala
@@ -448,4 +448,21 @@ trait AndroidR8AppModule extends AndroidAppModule { outer =>
     }
   }
 
+  trait AndroidR8VariantModule extends AndroidVariantModule, AndroidR8AppModule {
+    override def androidProguard: T[PathRef] = outer.androidProguard()
+
+    override def androidProjectProguardFiles: T[Seq[PathRef]] = outer.androidProjectProguardFiles()
+
+    override def androidDefaultProguardFileNames: Task[Seq[String]] =
+      Task.Anon(outer.androidDefaultProguardFileNames())
+  }
+
+  trait AndroidR8ReleaseModule extends AndroidR8VariantModule {
+    override def androidReleaseSettings: T[AndroidBuildTypeSettings] =
+      outer.androidReleaseSettings()
+
+    override def androidApplicationId = outer.androidApplicationId
+    override def androidApplicationNamespace = outer.androidApplicationNamespace
+  }
+
 }
diff --git a/website/docs/modules/ROOT/pages/android/android-release.adoc b/website/docs/modules/ROOT/pages/android/android-release.adoc
index 9fc2e1994486..da5a26b956c5 100644
--- a/website/docs/modules/ROOT/pages/android/android-release.adoc
+++ b/website/docs/modules/ROOT/pages/android/android-release.adoc
@@ -5,10 +5,18 @@ By default, mill projects are considered in debug mode, so if your project is re
 
 The code snippets below should be added to your app object in the `build.mill` file.
 
-== 1. Disable debug mode
+== 1. Create a release submodule
+To create a release build of your Android application, you need to define a release submodule that extends:
+
+- `AndroidReleaseModule` for Java projects
+- `AndroidKotlinReleaseModule` for Kotlin projects
+
+Also extend with `AndroidNativeAppVariantModule` for NativeApp projects
+
+Example configuration:
 [source,scala]
 ----
-def androidIsDebug = Task { false }
+object release extends AndroidKotlinReleaseModule
 ----
 
 == 2. Configure signing information
@@ -33,7 +41,7 @@ If you don't have a keystore yet, you can create one using the `keytool` command
 ----
 
 == 3. (Optional) Enable ProGuard
-If you want to enable ProGuard for code shrinking and obfuscation, you can do so by first extending your app object with `AndroidR8AppModule`.
+If you want to enable ProGuard for code shrinking and obfuscation, you can do so by first extending your app object with `AndroidR8AppModule`, and your release submodule with `AndroidR8ReleaseModule`.
 You can then override the following methods.
 
 Example configuration:
@@ -53,6 +61,8 @@ def androidProjectProguardFiles = Task.Sources("proguard-rules.pro")
 def androidDefaultProguardFileNames = Task.Anon {
   Seq("proguard-android-optimize.txt")
 }
+
+object release extends AndroidKotlinReleaseModule, AndroidR8ReleaseModule
 ----
 
 == Some examples