diff --git a/src/enums/ua-parser-enums.js b/src/enums/ua-parser-enums.js
index 6bc9564..75e4e4e 100644
--- a/src/enums/ua-parser-enums.js
+++ b/src/enums/ua-parser-enums.js
@@ -144,6 +144,7 @@ const BrowserName = Object.freeze({
     SNAPCHAT: 'Snapchat',
     SOGOU_EXPLORER: 'Sogou Explorer',
     SOGOU_MOBILE: 'Sogou Mobile',
+    STEAM: 'Steam',
     SURF: 'Surf',
     SWIFTFOX: 'Swiftfox',
     TESLA: 'Tesla',
diff --git a/src/main/ua-parser.js b/src/main/ua-parser.js
index 7191ef8..534600b 100755
--- a/src/main/ua-parser.js
+++ b/src/main/ua-parser.js
@@ -432,7 +432,7 @@
             /(tesla)(?: qtcarbrowser|\/(20\d\d\.[-\w\.]+))/i,                   // Tesla
             /m?(qqbrowser|2345(?=browser|chrome|explorer))\w*[\/ ]?v?([\w\.]+)/i   // QQ/2345
             ], [NAME, VERSION], [
-            /(lbbrowser|rekonq)/i                                               // LieBao Browser/Rekonq
+            /(lbbrowser|rekonq|steam(?= (clie|tenf|gameo)))/i                   // LieBao Browser/Rekonq/Steam
             ], [NAME], [
             /ome\/([\w\.]+) \w* ?(iron) saf/i,                                  // Iron
             /ome\/([\w\.]+).+qihu (360)[es]e/i                                  // 360
diff --git a/test/data/ua/browser/browser-all.json b/test/data/ua/browser/browser-all.json
index bff0075..4174b88 100644
--- a/test/data/ua/browser/browser-all.json
+++ b/test/data/ua/browser/browser-all.json
@@ -1959,6 +1959,36 @@
             "major"   : "20"
         }
     },
+    {
+        "desc"    : "Steam Client",
+        "ua"      : "Mozilla/5.0 (X11; Linux x86_64; Valve Steam Client/default/1705108172) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.121 Safari/537.36",
+        "expect"  :
+        {
+            "name"    : "Steam",
+            "version" : "undefined",
+            "major"   : "undefined"
+        }
+    },
+    {
+        "desc"    : "Steam Big Picture",
+        "ua"      : "Mozilla/5.0 (Linux; U; X11; en-US; Valve Steam Tenfoot/1660688177; ) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.105 Safari/537.36",
+        "expect"  :
+        {
+            "name"    : "Steam",
+            "version" : "undefined",
+            "major"   : "undefined"
+        }
+    },
+    {
+        "desc"    : "Steam Overlay",
+        "ua"      : "Mozilla/5.0 (Windows NT 10.0; Win64; x64; Valve Steam GameOverlay/default/1741737356) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.6478.183 Safari/537.36",
+        "expect"  :
+        {
+            "name"    : "Steam",
+            "version" : "undefined",
+            "major"   : "undefined"
+        }
+    },
     {
         "desc"    : "Swiftfox",
         "ua"      : "Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.1) Gecko/20061024 Firefox/2.0 (Swiftfox)",