diff --git a/build.gradle.kts b/build.gradle.kts
index af25100881..5c6e138197 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -71,6 +71,9 @@ project(":desktop") {
 
         "implementation"("com.github.MinnDevelopment:java-discord-rpc:v2.0.1")
 
+        "implementation"("net.java.dev.jna:jna:5.11.0")
+        "implementation"("net.java.dev.jna:jna-platform:5.11.0")
+
         // For server-side
 
         "implementation"("io.ktor:ktor-server-core:1.6.8")
diff --git a/core/src/com/unciv/ui/utils/GeneralPlatformSpecificHelpers.kt b/core/src/com/unciv/ui/utils/GeneralPlatformSpecificHelpers.kt
index e12cbb719a..0680ab4bb4 100644
--- a/core/src/com/unciv/ui/utils/GeneralPlatformSpecificHelpers.kt
+++ b/core/src/com/unciv/ui/utils/GeneralPlatformSpecificHelpers.kt
@@ -11,7 +11,12 @@ interface GeneralPlatformSpecificHelpers {
      *  @param allow `true`: allow all orientations (follows sensor as limited by OS settings)
      *          `false`: allow only landscape orientations (both if supported, otherwise default landscape only)
      */
-    fun allowPortrait(allow: Boolean)
+    fun allowPortrait(allow: Boolean) {}
 
     fun isInternetConnected(): Boolean
+
+    /**
+     * Notifies the user that it's their turn while the game is running
+     */
+    fun notifyTurnStarted() {}
 }
diff --git a/core/src/com/unciv/ui/worldscreen/WorldScreen.kt b/core/src/com/unciv/ui/worldscreen/WorldScreen.kt
index 49071436fe..e5fcecabd2 100644
--- a/core/src/com/unciv/ui/worldscreen/WorldScreen.kt
+++ b/core/src/com/unciv/ui/worldscreen/WorldScreen.kt
@@ -363,6 +363,9 @@ class WorldScreen(val gameInfo: GameInfo, val viewingCiv:CivilizationInfo) : Bas
                 // stuff has changed and the "waiting for X" will now show the correct civ
                 stopMultiPlayerRefresher()
                 latestGame.isUpToDate = true
+                if (viewingCiv.civName == latestGame.currentPlayer || viewingCiv.civName == Constants.spectator) {
+                    game.platformSpecificHelper?.notifyTurnStarted()
+                }
                 postCrashHandlingRunnable { createNewWorldScreen(latestGame) }
             }
 
diff --git a/desktop/src/com/unciv/app/desktop/DesktopLauncher.kt b/desktop/src/com/unciv/app/desktop/DesktopLauncher.kt
index 6b5dfd0a2e..bfa0158b4b 100644
--- a/desktop/src/com/unciv/app/desktop/DesktopLauncher.kt
+++ b/desktop/src/com/unciv/app/desktop/DesktopLauncher.kt
@@ -46,13 +46,14 @@ internal object DesktopLauncher {
             UniqueDocsWriter().write()
         }
 
+        val platformSpecificHelper = PlatformSpecificHelpersDesktop(config)
         val desktopParameters = UncivGameParameters(
             versionFromJar,
             cancelDiscordEvent = { discordTimer?.cancel() },
             fontImplementation = NativeFontDesktop(Fonts.ORIGINAL_FONT_SIZE.toInt(), settings.fontFamily),
             customSaveLocationHelper = CustomSaveLocationHelperDesktop(),
             crashReportSysInfo = CrashReportSysInfoDesktop(),
-            platformSpecificHelper = PlatformSpecificHelpersDesktop(),
+            platformSpecificHelper = platformSpecificHelper,
             audioExceptionHelper = HardenGdxAudio()
         )
 
diff --git a/desktop/src/com/unciv/app/desktop/MultiplayerTurnNotifierDesktop.kt b/desktop/src/com/unciv/app/desktop/MultiplayerTurnNotifierDesktop.kt
new file mode 100644
index 0000000000..bb8a5a00d2
--- /dev/null
+++ b/desktop/src/com/unciv/app/desktop/MultiplayerTurnNotifierDesktop.kt
@@ -0,0 +1,64 @@
+package com.unciv.app.desktop
+
+import com.badlogic.gdx.backends.lwjgl3.Lwjgl3Window
+import com.badlogic.gdx.backends.lwjgl3.Lwjgl3WindowAdapter
+import com.sun.jna.Native
+import com.sun.jna.Pointer
+import com.sun.jna.platform.win32.User32
+import com.sun.jna.platform.win32.WinNT
+import com.sun.jna.platform.win32.WinUser
+import org.lwjgl.glfw.GLFWNativeWin32
+
+class MultiplayerTurnNotifierDesktop: Lwjgl3WindowAdapter() {
+    companion object {
+        val user32: User32? = try {
+            if (System.getProperty("os.name")?.contains("Windows") == true) {
+                Native.load(User32::class.java)
+            } else {
+                null
+            }
+        } catch (e: UnsatisfiedLinkError) {
+            println("Error while initializing turn notifier: " + e.message)
+            null
+        }
+    }
+    private var window: Lwjgl3Window? = null
+    private var hasFocus: Boolean = true
+
+    override fun created(window: Lwjgl3Window?) {
+        this.window = window
+    }
+
+    override fun focusLost() {
+        hasFocus = false
+    }
+
+    override fun focusGained() {
+        hasFocus = true
+    }
+
+
+    fun turnStarted() {
+        flashWindow()
+    }
+
+    /**
+     * See https://docs.microsoft.com/en-us/windows/win32/api/winuser/nf-winuser-flashwindowex
+     *
+     * We should've used FlashWindow instead of FlashWindowEx, but for some reason the former has no binding in Java's User32
+     */
+    private fun flashWindow() {
+        try {
+            if (user32 == null || window == null || hasFocus) return
+            val flashwinfo = WinUser.FLASHWINFO()
+            val hwnd = GLFWNativeWin32.glfwGetWin32Window(window!!.windowHandle)
+            flashwinfo.hWnd = WinNT.HANDLE(Pointer.createConstant(hwnd))
+            flashwinfo.dwFlags = 3 // FLASHW_ALL
+            flashwinfo.uCount = 3
+            user32.FlashWindowEx(flashwinfo)
+        } catch (e: Throwable) {
+            /** try to ignore even if we get an [Error], just log it */
+            println("Error while notifying the user of their turn: " + e.message)
+        }
+    }
+}
diff --git a/desktop/src/com/unciv/app/desktop/PlatformSpecificHelpersDesktop.kt b/desktop/src/com/unciv/app/desktop/PlatformSpecificHelpersDesktop.kt
index 90539ac95d..8e4da875cd 100644
--- a/desktop/src/com/unciv/app/desktop/PlatformSpecificHelpersDesktop.kt
+++ b/desktop/src/com/unciv/app/desktop/PlatformSpecificHelpersDesktop.kt
@@ -1,11 +1,13 @@
 package com.unciv.app.desktop
 
+import com.badlogic.gdx.backends.lwjgl3.Lwjgl3ApplicationConfiguration
 import com.unciv.ui.utils.GeneralPlatformSpecificHelpers
 import java.net.InetAddress
 
-class PlatformSpecificHelpersDesktop : GeneralPlatformSpecificHelpers {
-    override fun allowPortrait(allow: Boolean) {
-        // No need to do anything
+class PlatformSpecificHelpersDesktop(config: Lwjgl3ApplicationConfiguration) : GeneralPlatformSpecificHelpers {
+    val turnNotifier = MultiplayerTurnNotifierDesktop()
+    init {
+        config.setWindowListener(turnNotifier);
     }
 
     override fun isInternetConnected(): Boolean {
@@ -15,4 +17,9 @@ class PlatformSpecificHelpersDesktop : GeneralPlatformSpecificHelpers {
             false
         }
     }
+
+    override fun notifyTurnStarted() {
+        turnNotifier.turnStarted()
+    }
+
 }