diff --git a/app/views/layouts/landing.html.erb b/app/views/layouts/landing.html.erb
index 681cb3f..71fffd5 100644
--- a/app/views/layouts/landing.html.erb
+++ b/app/views/layouts/landing.html.erb
@@ -63,7 +63,7 @@
     <div class="intro-text">
       <div class="intro-lead-in">Libr</div>
       <div class="intro-heading">获取知识与构建影响力</div>
-      <a href="#" class="page-scroll btn btn-xl disabled">iOS版即将到来</a>
+      <a href="https://appsto.re/cn/_Xmw_.i" class="page-scroll btn btn-xl">立即下载iOS版APP</a>
 
     </div>
   </div>