diff --git a/frontend/src/views/components/HomeAside/HomeAside.css b/frontend/src/views/components/HomeAside/HomeAside.css
index 09bb49b2..04797fa7 100644
--- a/frontend/src/views/components/HomeAside/HomeAside.css
+++ b/frontend/src/views/components/HomeAside/HomeAside.css
@@ -182,7 +182,7 @@
   width: 100%;
   font-family: inherit;
   align-items: center;
-  gap: 12px;
+  justify-content: space-between;
   padding: 12px 14px;
   font-size: 14px;
   font-weight: 500;
@@ -194,6 +194,23 @@
   transition: all 0.2s ease;
 }
 
+.settings-btn-main {
+  display: flex;
+  align-items: center;
+  gap: 12px;
+}
+
+.app-version-badge {
+  font-size: 12px;
+  font-weight: 600;
+  color: var(--pm-text-muted, #8c8c8c);
+  letter-spacing: 0.5px;
+  padding: 2px 6px;
+  border-radius: 6px;
+  background: rgba(0, 0, 0, 0.04);
+  line-height: 1.2;
+}
+
 .settings-btn .el-icon {
   font-size: 18px;
 }
diff --git a/frontend/src/views/components/HomeAside/HomeAside.vue b/frontend/src/views/components/HomeAside/HomeAside.vue
index a1b8b0ae..88af1dbf 100644
--- a/frontend/src/views/components/HomeAside/HomeAside.vue
+++ b/frontend/src/views/components/HomeAside/HomeAside.vue
@@ -53,8 +53,11 @@
         </el-tooltip>
       </div>
       <button type="button" class="settings-btn" @click="openSettings">
-        <el-icon><Setting /></el-icon>
-        <span class="settings-label">{{ lang.settings }}</span>
+        <div class="settings-btn-main">
+          <el-icon><Setting /></el-icon>
+          <span class="settings-label">{{ lang.settings }}</span>
+        </div>
+        <span class="app-version-badge">V2.10.0</span>
       </button>
     </div>
   </div>