diff --git a/apps/jingrow/frontend/src/views/dev/AppDetail.vue b/apps/jingrow/frontend/src/views/dev/AppDetail.vue
index f98cd55..89bbca0 100644
--- a/apps/jingrow/frontend/src/views/dev/AppDetail.vue
+++ b/apps/jingrow/frontend/src/views/dev/AppDetail.vue
@@ -113,13 +113,36 @@
 
       </div>
     </div>
+    
+    <!-- 安装进度弹窗 -->
+    <n-modal v-model:show="showProgressModal" preset="card" style="width: 500px">
+      <template #header>
+        <h3>{{ t('Installing App') }}</h3>
+      </template>
+      
+      <div class="progress-content">
+        <n-progress
+          :percentage="installProgress"
+          :status="installStatus"
+          :show-indicator="true"
+        />
+        <n-text class="progress-text">{{ installMessage }}</n-text>
+      </div>
+      
+      <template #action>
+        <n-button @click="showProgressModal = false" :disabled="installing">
+          {{ installing ? t('Installing...') : t('Close') }}
+        </n-button>
+      </template>
+    </n-modal>
   </div>
 </template>
 
 <script setup lang="ts">
 import { ref, onMounted, computed } from 'vue'
 import { useRoute, useRouter } from 'vue-router'
-import { NButton, NIcon, NSpin, NEmpty, useMessage } from 'naive-ui'
+import { get_session_api_headers } from '@/shared/api/auth'
+import { NButton, NIcon, NSpin, NEmpty, useMessage, NModal, NProgress, NText } from 'naive-ui'
 import { Icon } from '@iconify/vue'
 import axios from 'axios'
 import { t } from '@/shared/i18n'
@@ -132,6 +155,13 @@ const loading = ref(true)
 const error = ref('')
 const app = ref<any>(null)
 
+// 安装相关状态
+const installing = ref(false)
+const installProgress = ref(0)
+const installMessage = ref('')
+const installStatus = ref<'success' | 'error' | 'info'>('info')
+const showProgressModal = ref(false)
+
 const appName = computed(() => route.params.name as string)
 
 async function loadAppDetail() {
@@ -173,9 +203,66 @@ function goBack() {
   router.push('/app-marketplace')
 }
 
-function installApp() {
-  // TODO: 实现安装应用
-  message.info(t('Install feature coming soon'))
+async function installApp() {
+  if (!app.value?.file_url) {
+    message.error(t('应用文件URL不存在'))
+    return
+  }
+  
+  try {
+    installing.value = true
+    installProgress.value = 0
+    installMessage.value = t('正在下载应用包...')
+    installStatus.value = 'info'
+    showProgressModal.value = true
+    
+    // 更新进度
+    setTimeout(() => {
+      installProgress.value = 30
+      installMessage.value = t('正在安装应用...')
+    }, 500)
+    
+    const response = await axios.post('/jingrow/install-from-url', new URLSearchParams({
+      url: app.value.file_url
+    }), {
+      headers: {
+        ...get_session_api_headers(),
+        'Content-Type': 'application/x-www-form-urlencoded'
+      }
+    })
+    
+    setTimeout(() => {
+      installProgress.value = 80
+      installMessage.value = t('正在同步数据库...')
+    }, 1000)
+    
+    setTimeout(() => {
+      installProgress.value = 100
+    }, 1500)
+    
+    if (response.data.success) {
+      installStatus.value = 'success'
+      installMessage.value = t('应用安装成功！')
+      message.success(t('应用安装成功'))
+      
+      setTimeout(() => {
+        showProgressModal.value = false
+      }, 2000)
+    } else {
+      throw new Error(response.data.error || t('安装失败'))
+    }
+  } catch (error: any) {
+    console.error('Install app error:', error)
+    installStatus.value = 'error'
+    installMessage.value = error.response?.data?.detail || error.message || t('安装失败')
+    message.error(error.response?.data?.detail || t('安装失败'))
+    
+    setTimeout(() => {
+      showProgressModal.value = false
+    }, 3000)
+  } finally {
+    installing.value = false
+  }
 }
 
 onMounted(() => {
@@ -405,6 +492,18 @@ onMounted(() => {
   font-style: italic;
 }
 
+.progress-content {
+  display: flex;
+  flex-direction: column;
+  gap: 16px;
+  padding: 20px 0;
+}
+
+.progress-text {
+  text-align: center;
+  color: #666;
+}
+
 @media (max-width: 768px) {
   .app-card {
     padding: 20px;
diff --git a/apps/jingrow/frontend/src/views/dev/AppMarketplace.vue b/apps/jingrow/frontend/src/views/dev/AppMarketplace.vue
index 6aa9b75..ff5030f 100644
--- a/apps/jingrow/frontend/src/views/dev/AppMarketplace.vue
+++ b/apps/jingrow/frontend/src/views/dev/AppMarketplace.vue
@@ -130,13 +130,35 @@
         </n-empty>
       </div>
     </div>
+    
+    <!-- 安装进度弹窗 -->
+    <n-modal v-model:show="showProgressModal" preset="card" style="width: 500px">
+      <template #header>
+        <h3>{{ t('Installing App') }}</h3>
+      </template>
+      
+      <div class="progress-content">
+        <n-progress
+          :percentage="installProgress"
+          :status="installStatus"
+          :show-indicator="true"
+        />
+        <n-text class="progress-text">{{ installMessage }}</n-text>
+      </div>
+      
+      <template #action>
+        <n-button @click="showProgressModal = false" :disabled="installing">
+          {{ installing ? t('Installing...') : t('Close') }}
+        </n-button>
+      </template>
+    </n-modal>
   </div>
 </template>
 
 <script setup lang="ts">
 import { ref, onMounted, computed, watch } from 'vue'
 import { useRouter } from 'vue-router'
-import { NInput, NButton, NIcon, NSpin, NEmpty, NSelect, NPagination, useMessage } from 'naive-ui'
+import { NInput, NButton, NIcon, NSpin, NEmpty, NSelect, NPagination, useMessage, NModal, NProgress, NText } from 'naive-ui'
 import { Icon } from '@iconify/vue'
 import axios from 'axios'
 import { t } from '@/shared/i18n'
@@ -153,6 +175,13 @@ const page = ref(1)
 const pageSize = ref(parseInt(localStorage.getItem('itemsPerPage') || '20'))
 const sortBy = ref('creation desc')
 
+// 安装相关状态
+const installing = ref(false)
+const installProgress = ref(0)
+const installMessage = ref('')
+const installStatus = ref<'success' | 'error' | 'info'>('info')
+const showProgressModal = ref(false)
+
 // 排序选项
 const sortOptions = computed(() => [
   { label: t('Latest'), value: 'creation desc' },
@@ -214,11 +243,23 @@ function viewAppDetail(app: any) {
 }
 
 async function installApp(app: any) {
+  if (!app.file_url) {
+    message.error(t('应用文件URL不存在'))
+    return
+  }
+  
   try {
-    if (!app.file_url) {
-      message.error(t('应用文件URL不存在'))
-      return
-    }
+    installing.value = true
+    installProgress.value = 0
+    installMessage.value = t('正在下载应用包...')
+    installStatus.value = 'info'
+    showProgressModal.value = true
+    
+    // 更新进度
+    setTimeout(() => {
+      installProgress.value = 30
+      installMessage.value = t('正在安装应用...')
+    }, 500)
     
     const response = await axios.post('/jingrow/install-from-url', new URLSearchParams({
       url: app.file_url
@@ -229,16 +270,37 @@ async function installApp(app: any) {
       }
     })
     
+    setTimeout(() => {
+      installProgress.value = 80
+      installMessage.value = t('正在同步数据库...')
+    }, 1000)
+    
+    setTimeout(() => {
+      installProgress.value = 100
+    }, 1500)
+    
     if (response.data.success) {
+      installStatus.value = 'success'
+      installMessage.value = t('应用安装成功！')
       message.success(t('应用安装成功'))
-      // 刷新列表或跳转到已安装应用页面
-      router.push('/installed-apps')
+      
+      setTimeout(() => {
+        showProgressModal.value = false
+      }, 2000)
     } else {
-      message.error(response.data.error || t('安装失败'))
+      throw new Error(response.data.error || t('安装失败'))
     }
   } catch (error: any) {
     console.error('Install app error:', error)
+    installStatus.value = 'error'
+    installMessage.value = error.response?.data?.detail || error.message || t('安装失败')
     message.error(error.response?.data?.detail || t('安装失败'))
+    
+    setTimeout(() => {
+      showProgressModal.value = false
+    }, 3000)
+  } finally {
+    installing.value = false
   }
 }
 
@@ -591,4 +653,16 @@ watch(() => localStorage.getItem('itemsPerPage'), (newValue) => {
     height: 180px;
   }
 }
+
+.progress-content {
+  display: flex;
+  flex-direction: column;
+  gap: 16px;
+  padding: 20px 0;
+}
+
+.progress-text {
+  text-align: center;
+  color: #666;
+}
 </style>