diff --git a/test/test3ds.html b/test/test3ds.html
new file mode 100644
index 0000000..b1921d1
--- /dev/null
+++ b/test/test3ds.html
@@ -0,0 +1,26 @@
+<!DOCTYPE html>
+<html>
+<head>
+<title>Open App</title>
+<script>
+        window.onload = function() {
+            var userAgent = navigator.userAgent || navigator.vendor || window.opera;
+ 
+            // Redirect based on device type
+            if (/android/i.test(userAgent)) {
+                // Redirect to Android app
+                window.location = "d1demoapp://com.thalesgroup.gemalto.d1.validation/PushToSchemeResult";
+            } else if (/iPad|iPhone|iPod/.test(userAgent) && !window.MSStream) {
+                // Redirect to iOS app
+                window.location = "demoscheme://com.thalesgroup.gemalto.d1.demo";
+            } else {
+                // Fallback to web version or a download link
+                window.location = "https://www.thalesgroup.com";
+            }
+        };
+</script>
+</head>
+<body>
+<p>If you are not redirected, <a href="https://www.thalesgroup.com">click here</a>.</p>
+</body>
+</html>
\ No newline at end of file
