diff --git a/client/index.html b/client/index.html
index e00ed28..6deff95 100644
--- a/client/index.html
+++ b/client/index.html
@@ -53,6 +53,8 @@
             </div>
 
             <p id="lobby-error" class="error"></p>
+
+            <footer class="app-footer">v3.1.5 &copy; Aaron D. Lee</footer>
         </div>
 
         <!-- Matchmaking Screen -->
@@ -284,6 +286,8 @@
 
                 <p id="waiting-message" class="info">Waiting for host to start the game...</p>
             </div>
+
+            <footer class="app-footer">v3.1.5 &copy; Aaron D. Lee</footer>
         </div>
 
         <!-- Game Screen -->
diff --git a/client/style.css b/client/style.css
index 238d3f9..14612c0 100644
--- a/client/style.css
+++ b/client/style.css
@@ -48,6 +48,15 @@ body {
     text-align: center;
 }
 
+/* App footer (lobby & waiting room) */
+.app-footer {
+    margin-top: 2rem;
+    padding: 1rem 0;
+    font-size: 0.75rem;
+    color: rgba(255, 255, 255, 0.35);
+    text-align: center;
+}
+
 /* Golf title - golf ball with dimples and shine */
 .golf-title {
     font-size: 1.3em;