diff --git a/android/gradle/wrapper/gradle-wrapper.properties b/android/gradle/wrapper/gradle-wrapper.properties
index 85b3280..e048432 100644
--- a/android/gradle/wrapper/gradle-wrapper.properties
+++ b/android/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionUrl=https\://services.gradle.org/distributions/gradle-7.3.3-bin.zip
 distributionPath=wrapper/dists
 zipStorePath=wrapper/dists
-zipStoreBase=GRADLE_USER_HOME
+zipStoreBase=GRADLE_USER_HOME
\ No newline at end of file
diff --git a/android/src/main/kotlin/de/ffuf/in_app_update/InAppUpdatePlugin.kt b/android/src/main/kotlin/de/ffuf/in_app_update/InAppUpdatePlugin.kt
index aced01c..bbe758b 100644
--- a/android/src/main/kotlin/de/ffuf/in_app_update/InAppUpdatePlugin.kt
+++ b/android/src/main/kotlin/de/ffuf/in_app_update/InAppUpdatePlugin.kt
@@ -80,12 +80,17 @@ class InAppUpdatePlugin : FlutterPlugin, MethodCallHandler,
     private var appUpdateInfo: AppUpdateInfo? = null
     private var appUpdateManager: AppUpdateManager? = null
 
+    private var flexibleUpdateProgress: Long = 0L
+    private var flexibleUpdateSize: Long = 0L
+
     override fun onMethodCall(call: MethodCall, result: Result) {
         when (call.method) {
             "checkForUpdate" -> checkForUpdate(result)
             "performImmediateUpdate" -> performImmediateUpdate(result)
             "startFlexibleUpdate" -> startFlexibleUpdate(result)
             "completeFlexibleUpdate" -> completeFlexibleUpdate(result)
+            "flexibleUpdateProgress" -> getFlexibleUpdateProgress(result)
+            "flexibleUpdateSize" -> getFlexibleUpdateSize(result)
             else -> result.notImplemented()
         }
     }
@@ -227,7 +232,14 @@ class InAppUpdatePlugin : FlutterPlugin, MethodCallHandler,
 
         appUpdateManager?.registerListener { state ->
             addState(state.installStatus())
-            if (state.installStatus() == InstallStatus.DOWNLOADED) {
+            if (state.installStatus() == InstallStatus.DOWNLOADING) {
+                val bytesDownloaded = state.bytesDownloaded()
+                val totalBytesToDownload = state.totalBytesToDownload()
+                flexibleUpdateSize = totalBytesToDownload
+                flexibleUpdateProgress = (bytesDownloaded * 100) / totalBytesToDownload
+                // Show update progress bar.
+            } else if (state.installStatus() == InstallStatus.DOWNLOADED) {
+                flexibleUpdateProgress = 100
                 updateResult?.success(null)
                 updateResult = null
             } else if (state.installErrorCode() != InstallErrorCode.NO_ERROR) {
@@ -241,6 +253,14 @@ class InAppUpdatePlugin : FlutterPlugin, MethodCallHandler,
         }
     }
 
+    private fun getFlexibleUpdateProgress(result: Result) = checkAppState(result) {
+        result.success(flexibleUpdateProgress)
+    }
+
+    private fun getFlexibleUpdateSize(result: Result) = checkAppState(result) {
+        result.success(flexibleUpdateSize)
+    }
+
     private fun completeFlexibleUpdate(result: Result) = checkAppState(result) {
         appUpdateManager?.completeUpdate()
     }
diff --git a/lib/in_app_update.dart b/lib/in_app_update.dart
index 292e001..3e211e3 100644
--- a/lib/in_app_update.dart
+++ b/lib/in_app_update.dart
@@ -149,6 +149,16 @@ class InAppUpdate {
     }
   }
 
+  // App update progress in percentage (0 - 100)
+  static Future<int> getFlexibleUpdateProgress() async {
+    return await _channel.invokeMethod('flexibleUpdateProgress');
+  }
+
+  // App update size in bytes
+  static Future<int> getFlexibleUpdateSize() async {
+    return await _channel.invokeMethod('flexibleUpdateSize');
+  }
+
   /// Installs the update downloaded via [startFlexibleUpdate].
   ///
   /// [startFlexibleUpdate] has to be completed successfully.
diff --git a/pubspec.lock b/pubspec.lock
index 850d1d1..587cf81 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -162,4 +162,4 @@ packages:
     version: "0.1.4-beta"
 sdks:
   dart: ">=3.1.0-185.0.dev <4.0.0"
-  flutter: ">=1.20.0"
+  flutter: ">=1.20.0"
\ No newline at end of file