diff --git a/resources/assets/js/OfflineModule.js b/resources/assets/js/OfflineModule.js
index 842b3dbd077c046173259f9605f8a06356a8bf85..530fa713a1055c3e829c214207c692fac2d41b7d 100644
--- a/resources/assets/js/OfflineModule.js
+++ b/resources/assets/js/OfflineModule.js
@@ -353,6 +353,11 @@ OfflineModule.prototype.updateDownloadSizeExpectation = function(
 };
 
 OfflineModule.prototype.startDownload = function(offlineModule, selectedArea) {
+  if (!offlineModule.androidConnector.isInternetAvailable) {
+    alert("Sie haben zurzeit kein Internet.");
+    return;
+  }
+
   if (!offlineModule.reassureDownloadIfNoWireless(offlineModule)) {
     return;
   }
diff --git a/resources/assets/js/OfflineModuleAndroidConnector.js b/resources/assets/js/OfflineModuleAndroidConnector.js
index 34cdce5fd3a4b0b2bc8e1a0982ad696b9a2d6f70..b94fbc90555b0656f7c6a29a1bdf6926c4a0c9bc 100644
--- a/resources/assets/js/OfflineModuleAndroidConnector.js
+++ b/resources/assets/js/OfflineModuleAndroidConnector.js
@@ -40,6 +40,17 @@ OfflineModuleAndroidConnector.prototype.isWireless = function() {
   }
 };
 
+OfflineModuleAndroidConnector.prototype.isInternetAvailable = function() {
+  if (
+    typeof android != "undefined" &&
+    typeof android["isInternetAvailable"] == "function"
+  ) {
+    return android.isInternetAvailable();
+  } else {
+    throw 'Android does not have function "isInternetAvailable"';
+  }
+};
+
 /**
  * @return Expected Download size or -1 on error
  */
diff --git a/resources/assets/js/SearchModule.js b/resources/assets/js/SearchModule.js
index 87a6a213e84590cb59f64e5d5e31e6199019d40b..7e1fac5d48a0125a8183c07469286baea5f35514 100644
--- a/resources/assets/js/SearchModule.js
+++ b/resources/assets/js/SearchModule.js
@@ -58,10 +58,9 @@ SearchModule.prototype.addOptionsMenu = function() {
   $("#search-addon #options").show("slow");
   // If this is the App in the correct version we will show the Offline Module
   if (
-    (typeof android != "undefined" &&
-      typeof android.getVersionCode == "function" &&
-      android.getVersionCode() >= 13) ||
-    1 == 1
+    typeof android != "undefined" &&
+    typeof android.getVersionCode == "function" &&
+    android.getVersionCode() >= 20
   ) {
     $("#options > ul > li").click(function() {
       caller.interactiveMap.switchModule("offline-karten");