diff --git a/biomarkerTools/index.html b/biomarkerTools/index.html
index 205777aad..b7f8cac96 100644
--- a/biomarkerTools/index.html
+++ b/biomarkerTools/index.html
@@ -2,6 +2,17 @@
 <html lang="en">
 
 <head>
+    <!-- Global site tag (gtag.js) - Google Analytics -->
+    <script async src="https://www.googletagmanager.com/gtag/js?id=UA-62346354-4"></script>
+    <script>
+    window.dataLayer = window.dataLayer || [];
+    function gtag(){dataLayer.push(arguments);}
+    gtag('js', new Date());
+
+    gtag('config', 'UA-62346354-4');
+    </script>
+    <!-- Global site tag (gtag.js) - Google Analytics -->
+
     <title>Biomarker Tools</title>
     <meta name="viewport" content="width=device-width, initial-scale=1">
     <meta http-equiv="content-type" content="text/html; charset=utf-8">
