diff --git a/Facepunch.Steamworks/Client.cs b/Facepunch.Steamworks/Client.cs
index 677dfaa..a518892 100644
--- a/Facepunch.Steamworks/Client.cs
+++ b/Facepunch.Steamworks/Client.cs
@@ -62,6 +62,7 @@ public partial class Client : BaseSteamworks
         public MicroTransactions MicroTransactions { get; private set; }
         public User User { get; private set; }
         public RemoteStorage RemoteStorage { get; private set; }
+        public Overlay Overlay { get; private set; }
 
         public Client( uint appId ) : base( appId )
         {
@@ -107,6 +108,7 @@ public Client( uint appId ) : base( appId )
             MicroTransactions = new MicroTransactions( this );
             User = new User( this );
             RemoteStorage = new RemoteStorage( this );
+            Overlay = new Overlay( this );
 
             Workshop.friends = Friends;
 
diff --git a/Facepunch.Steamworks/Client/Overlay.cs b/Facepunch.Steamworks/Client/Overlay.cs
index 73da7fd..c322ff9 100644
--- a/Facepunch.Steamworks/Client/Overlay.cs
+++ b/Facepunch.Steamworks/Client/Overlay.cs
@@ -2,25 +2,10 @@
 using System.Collections.Generic;
 using System.Linq;
 using System.Text;
+using SteamNative;
 
 namespace Facepunch.Steamworks
 {
-    public partial class Client : IDisposable
-    {
-        private Overlay _overlay;
-
-        public Overlay Overlay
-        {
-            get
-            {
-                if ( _overlay == null )
-                    _overlay = new Overlay { client = this };
-
-                return _overlay;
-            }
-        }
-    }
-
     public class Overlay
     {
         internal Client client;
@@ -30,6 +15,20 @@ public bool Enabled
             get { return client.native.utils.IsOverlayEnabled(); }
         }
 
+        public bool IsOpen { get; private set; }
+
+        internal Overlay( Client c )
+        {
+            client = c;
+
+            c.RegisterCallback<GameOverlayActivated_t>( OverlayStateChange );
+        }
+
+        private void OverlayStateChange( GameOverlayActivated_t activation )
+        {
+            IsOpen = activation.Active == 1;
+        }
+
         public void OpenUserPage( string name, ulong steamid ) { client.native.friends.ActivateGameOverlayToUser( name, steamid ); }
 
         public void OpenProfile( ulong steamid ) { OpenUserPage( "steamid", steamid ); }