diff --git a/express-server/routes/index.js b/express-server/routes/index.js
index 9caa6788..9de8808e 100644
--- a/express-server/routes/index.js
+++ b/express-server/routes/index.js
@@ -110,6 +110,22 @@ router.get("/myshoppinglists",async function(req, res, next) {
       
 });
 
+//Test Funktion für Android, liefert die FirebaseAdmin Skd UID 
+router.get("/androidUIDTest/:idtoken", function (req, res, next) {
+  var token = req.params.idtoken;
+  console.log("/sharedshoppinglists idtoken: ", token)
+  var uid;
+  firebaseAdmin.auth().verifyIdToken(token)
+    .then(async function(decodedToken) {
+      uid = decodedToken.uid;
+      console.log("UID: ", uid);
+        res.status(200).send(uid);
+
+  }).catch( async function(error) {
+   console.log(error)
+  });
+})
+
 //GET Shared shoppinglists as JSON
 
 router.get("/sharedshoppinglists", async function(req, res, next) {