diff --git a/templates/base.html.j2 b/templates/base.html.j2
index 68eca68..452ac99 100644
--- a/templates/base.html.j2
+++ b/templates/base.html.j2
@@ -7,6 +7,12 @@
   <title>{% block title %}Thermograph{% endblock %}</title>
   <meta name="description" content="{% block description %}{% endblock %}" />
   <meta name="theme-color" content="#f0803c" />
+  <!-- iOS/Android home-screen install: run standalone (no browser chrome) when
+       added to the Home Screen. On iOS 16.4+ this is what unlocks Web Push. -->
+  <meta name="apple-mobile-web-app-capable" content="yes" />
+  <meta name="mobile-web-app-capable" content="yes" />
+  <meta name="apple-mobile-web-app-status-bar-style" content="black-translucent" />
+  <meta name="apple-mobile-web-app-title" content="Thermograph" />
   <link rel="canonical" href="{{ base_url }}{% block canonical_path %}/{% endblock %}" />
   <meta property="og:type" content="{% block og_type %}website{% endblock %}" />
   <meta property="og:site_name" content="Thermograph" />
@@ -102,5 +108,6 @@
   <script type="module" src="{{ base }}/climate.js"></script>
   {% endblock %}
   <script type="module" src="{{ base }}/digest.js"></script>
+  <script type="module" src="{{ base }}/ios-install.js"></script>
 </body>
 </html>