diff --git a/src/ua-parser.js b/src/ua-parser.js
index 9d19dc6..57fa2c4 100644
--- a/src/ua-parser.js
+++ b/src/ua-parser.js
@@ -326,6 +326,9 @@
             /version\/([\w\.]+).+?(mobile\s?safari|safari)/i                    // Safari & Safari Mobile
             ], [VERSION, NAME], [
 
+            /webkit.+?(gsa)\/([\w\.]+).+?(mobile\s?safari|safari)(\/[\w\.]+)/i  // Google Search Appliance on iOS
+            ], [[NAME, 'GSA'], VERSION], [
+
             /webkit.+?(mobile\s?safari|safari)(\/[\w\.]+)/i                     // Safari < 3.0
             ], [NAME, [VERSION, mapper.str, maps.browser.oldsafari.version]], [
 
diff --git a/test/browser-test.json b/test/browser-test.json
index 501de71..67b0494 100644
--- a/test/browser-test.json
+++ b/test/browser-test.json
@@ -958,5 +958,15 @@
             "version" : "6.5.8.2910",
             "major"   : "6"
         }
+    },
+    {
+        "desc"    : "GSA on iOS",
+        "ua"      : "Mozilla/5.0 (iPhone; CPU iPhone OS 10_3_2 like Mac OS X) AppleWebKit/602.1.50 (KHTML, like Gecko) GSA/30.1.161623614 Mobile/14F89 Safari/602.1",
+        "expect"  :
+        {
+            "name"    : "GSA",
+            "version" : "30.1.161623614",
+            "major"   : "30"
+        }
     }
 ]