diff --git a/usr/lib/python3/dist-packages/webengine/gtk3/_inject.py b/usr/lib/python3/dist-packages/webengine/gtk3/_inject.py
index f58a4a7..3033595 100644
--- a/usr/lib/python3/dist-packages/webengine/gtk3/_inject.py
+++ b/usr/lib/python3/dist-packages/webengine/gtk3/_inject.py
@@ -15,11 +15,15 @@ class Inject:
 
     self.manager = webview.get_user_content_manager()
         
-    script_data = open(self.abspath('./inject.js'), 'r').read()
+    code = open(self.abspath('./inject.js'), 'r').read()
     frame  = WebKit2.UserContentInjectedFrames.ALL_FRAMES
     time   = WebKit2.UserScriptInjectionTime.END
-    script_data = script_data.replace("'{{env}}'", json.dumps(env)).replace("{{uuid}}", webview.uuid)
-    script = WebKit2.UserScript(script_data, frame, time, None, None)
+    code = code.replace("'{{env}}'", json.dumps(env))
+    code = code.replace("{{uuid}}", webview.uuid)
+    code = code.replace("{{app_name}}", webview.app_name)
+    code = code.replace("{{app_version}}", webview.app_version)
+
+    script = WebKit2.UserScript(code, frame, time, None, None)
 
     self.manager.add_script(script)
 
diff --git a/usr/lib/python3/dist-packages/webengine/gtk3/_settings.py b/usr/lib/python3/dist-packages/webengine/gtk3/_settings.py
index 228ac57..e9a261d 100644
--- a/usr/lib/python3/dist-packages/webengine/gtk3/_settings.py
+++ b/usr/lib/python3/dist-packages/webengine/gtk3/_settings.py
@@ -22,7 +22,7 @@ class Settings(WebKit2.Settings):
     self.set_javascript_can_open_windows_automatically(True)
 
 
-    self.set_user_agent_with_application_details('WebEngine', version)
+    self.set_useragent_with_app('WebEngine', version)
 
 
     # indexedDB 和 localStorage 和 离线缓存
@@ -43,6 +43,9 @@ class Settings(WebKit2.Settings):
     self.set_media_playback_allows_inline(True)
 
 
+  def set_useragent_with_app(self, name, ver):
+    self.set_user_agent_with_application_details(name, ver)
+
   def set_useragent(self, str):
     self.set_user_agent(str)
 
@@ -75,6 +78,9 @@ def create_setting(options = None):
       setting.enable_devtools()
       setting.mock_devices()
 
+    if options.get('app_name') and options.get('app_version'):
+      setting.set_useragent_with_app(options['app_name'], options['app_version'])
+
     if options.get('useragent'):
       setting.set_useragent(options.get('useragent'))
 
@@ -86,6 +92,9 @@ def create_setting(options = None):
 
 
   def wrapper(app, extra = None):
+    if options is not None:
+      app.app_name = options.get('app_name')
+      app.app_version = options.get('app_version')
     app.set_settings(setting)
 
   return wrapper
\ No newline at end of file
diff --git a/usr/lib/python3/dist-packages/webengine/gtk3/_webengine.py b/usr/lib/python3/dist-packages/webengine/gtk3/_webengine.py
index af63b2d..74835f1 100644
--- a/usr/lib/python3/dist-packages/webengine/gtk3/_webengine.py
+++ b/usr/lib/python3/dist-packages/webengine/gtk3/_webengine.py
@@ -31,10 +31,7 @@ try:
 except:
   Keybinder = None
 
-
-
-
-
+from ._version import version
 from ._settings import create_setting
 from ._protocal import create_protocal
 from ._notify import create_notify
@@ -60,7 +57,8 @@ class WebEngine(WebKit2.WebView):
   __gsignals__ = {
     'quit': (GObject.SignalFlags.RUN_FIRST, None, ())
   }
-
+  app_name = 'WebEngine'
+  app_version = version
   uuid = None
   root = None
   window = None
@@ -84,7 +82,7 @@ class WebEngine(WebKit2.WebView):
       opener.children.add(self)
 
     if win.get_title() is None:
-      win.set_title('WebEngine')
+      win.set_title(self.app_name)
     
     if win.get_icon() is None and win.get_icon_name() is None:
       win.set_icon_name('web-browser')
diff --git a/usr/lib/python3/dist-packages/webengine/gtk3/inject.js b/usr/lib/python3/dist-packages/webengine/gtk3/inject.js
index 126d12c..d243f66 100644
--- a/usr/lib/python3/dist-packages/webengine/gtk3/inject.js
+++ b/usr/lib/python3/dist-packages/webengine/gtk3/inject.js
@@ -210,6 +210,8 @@ native.$on('opener_message', (data, uuid) => _postMessage(data, uuid))
 Object.assign(native, {
   env: '{{env}}',
   app: {
+    name: '{{app_name}}',
+    version: '{{app_version}}',
     quit() {
       return handler('app', { action: 'quit' }, NO_CALLBACK)
     },