diff --git a/android/src/screens/ChatScreen.tsx b/android/src/screens/ChatScreen.tsx
index 1ad04e6..70d4ff1 100644
--- a/android/src/screens/ChatScreen.tsx
+++ b/android/src/screens/ChatScreen.tsx
@@ -373,13 +373,17 @@ const ChatScreen: React.FC = () => {
   const shouldAutoScroll = useRef(true);
   const lastMessageCount = useRef(0);
 
-  // Bei neuen Nachrichten: sofort nach unten
+  // Bei neuen Nachrichten oder App-Start: nach unten springen
   useEffect(() => {
-    if (messages.length > lastMessageCount.current && shouldAutoScroll.current) {
-      // Kurzer Delay damit FlatList rendern kann
-      setTimeout(() => {
-        flatListRef.current?.scrollToEnd({ animated: messages.length > lastMessageCount.current + 1 ? false : true });
-      }, 150);
+    if (messages.length > 0 && shouldAutoScroll.current) {
+      const isInitial = lastMessageCount.current === 0;
+      // Mehrfach versuchen (FlatList braucht Zeit zum Rendern)
+      const delays = isInitial ? [100, 300, 600, 1000] : [100, 300];
+      for (const delay of delays) {
+        setTimeout(() => {
+          flatListRef.current?.scrollToEnd({ animated: !isInitial });
+        }, delay);
+      }
     }
     lastMessageCount.current = messages.length;
   }, [messages]);