diff --git a/index.html b/index.html
index 99371635..5264e047 100644
--- a/index.html
+++ b/index.html
@@ -3,7 +3,70 @@
 <head>
   <meta charset="UTF-8">
   <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no, viewport-fit=cover">
-  <title>OpenHamClock - Amateur Radio Dashboard</title>
+  <title>OpenHamClock - Amateur Radio Dashboard | Live DX Cluster, Propagation, Band Conditions</title>
+  
+  <!-- SEO Meta -->
+  <meta name="description" content="OpenHamClock is a free, real-time amateur radio dashboard with live DX cluster spots, PSK Reporter, Reverse Beacon Network, POTA/SOTA tracking, propagation predictions, solar indices, band conditions, satellite passes, and an interactive world map. Runs on any browser — desktop, Raspberry Pi, tablet, or phone. No login, no ads, no subscription.">
+  <meta name="keywords" content="ham clock, hamclock, openhamclock, open ham clock, amateur radio dashboard, ham radio dashboard, DX cluster, DX spots, PSK Reporter, Reverse Beacon Network, RBN, POTA tracker, SOTA tracker, propagation prediction, band conditions, solar flux, K-index, sunspot number, space weather, ham radio map, great circle map, satellite tracker, amateur radio, ham radio, shortwave, HF propagation, MUF map, gray line, greyline, VOACAP, ham radio tools, free ham radio software, web ham clock, raspberry pi ham clock">
+  <meta name="author" content="Chris Hetherington, K0CJH">
+  <meta name="robots" content="index, follow">
+  <link rel="canonical" href="https://openhamclock.com/">
+
+  <!-- Open Graph (Facebook, Discord, iMessage, etc.) -->
+  <meta property="og:type" content="website">
+  <meta property="og:url" content="https://openhamclock.com/">
+  <meta property="og:title" content="OpenHamClock - Free Amateur Radio Dashboard">
+  <meta property="og:description" content="Live DX cluster spots, PSK Reporter, RBN skimmer data, POTA/SOTA tracking, propagation predictions, solar indices, band conditions, satellite passes, and an interactive world map — all in one free browser-based dashboard. No login, no ads.">
+  <meta property="og:image" content="https://openhamclock.com/icons/og-image.png">
+  <meta property="og:image:width" content="1200">
+  <meta property="og:image:height" content="630">
+  <meta property="og:site_name" content="OpenHamClock">
+  <meta property="og:locale" content="en_US">
+
+  <!-- Twitter Card -->
+  <meta name="twitter:card" content="summary_large_image">
+  <meta name="twitter:title" content="OpenHamClock - Free Amateur Radio Dashboard">
+  <meta name="twitter:description" content="Live DX spots, PSK Reporter, RBN, POTA/SOTA, propagation, solar data, satellites, and world map — free for every ham. No login, no ads.">
+  <meta name="twitter:image" content="https://openhamclock.com/icons/og-image.png">
+
+  <!-- Favicons (cache-bust with version) -->
+  <link rel="icon" type="image/png" sizes="32x32" href="/favicon-32x32.png?v=1">
+  <link rel="icon" type="image/x-icon" href="/favicon.ico?v=1">
+  <link rel="shortcut icon" href="/favicon.ico?v=1">
+  <link rel="icon" type="image/png" sizes="512x512" href="/icons/icon-512.png?v=1">
+  <link rel="icon" type="image/png" sizes="192x192" href="/icons/icon-192.png?v=1">
+
+  <!-- JSON-LD Structured Data -->
+  <script type="application/ld+json">
+  {
+    "@context": "https://schema.org",
+    "@type": "WebApplication",
+    "name": "OpenHamClock",
+    "alternateName": ["Ham Clock", "HamClock", "Open Ham Clock", "Open HamClock"],
+    "url": "https://openhamclock.com",
+    "description": "Free, real-time amateur radio operations dashboard with live DX cluster spots, PSK Reporter decodes, Reverse Beacon Network data, POTA/SOTA activator tracking, satellite passes, propagation predictions, solar indices, band conditions, space weather, and an interactive world map with great circle paths.",
+    "applicationCategory": "UtilitiesApplication",
+    "operatingSystem": "Any (Web Browser)",
+    "browserRequirements": "Requires a modern web browser",
+    "offers": {
+      "@type": "Offer",
+      "price": "0",
+      "priceCurrency": "USD"
+    },
+    "author": {
+      "@type": "Person",
+      "name": "Chris Hetherington",
+      "callSign": "K0CJH"
+    },
+    "sameAs": [
+      "https://github.com/accius/openhamclock",
+      "https://www.facebook.com/groups/1217043013897440",
+      "https://www.reddit.com/r/OpenHamClock/"
+    ],
+    "isAccessibleForFree": true,
+    "keywords": "ham clock, amateur radio dashboard, DX cluster, PSK Reporter, propagation, band conditions, POTA, SOTA, ham radio map"
+  }
+  </script>
   
   <!-- PWA -->
   <link rel="manifest" href="/manifest.json">
@@ -13,8 +76,8 @@
   <!-- iOS PWA (Add to Home Screen → fullscreen standalone) -->
   <meta name="apple-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="HamClock">
-  <link rel="apple-touch-icon" href="/icons/icon-192.png">
+  <meta name="apple-mobile-web-app-title" content="OpenHamClock">
+  <link rel="apple-touch-icon" sizes="180x180" href="/icons/apple-touch-icon.png?v=1">
   
   <!-- Android -->
   <meta name="mobile-web-app-capable" content="yes">
diff --git a/public/favicon-32x32.png b/public/favicon-32x32.png
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diff --git a/public/icons/icon-512.old b/public/icons/icon-512.old
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diff --git a/public/index-monolithic.html b/public/index-monolithic.html
index 48f55c5b..939699d9 100644
--- a/public/index-monolithic.html
+++ b/public/index-monolithic.html
@@ -29,10 +29,13 @@
   <meta name="twitter:description" content="Live DX spots, PSK Reporter, RBN, POTA/SOTA, propagation, solar data, satellites, and world map — free for every ham. No login, no ads.">
   <meta name="twitter:image" content="https://openhamclock.com/icons/og-image.png">
 
-  <!-- Favicons -->
-  <link rel="icon" type="image/png" sizes="512x512" href="/icons/icon-512.png">
-  <link rel="icon" type="image/png" sizes="192x192" href="/icons/icon-192.png">
-  <link rel="apple-touch-icon" sizes="192x192" href="/icons/icon-192.png">
+  <!-- Favicons (cache-bust with version) -->
+  <link rel="icon" type="image/png" sizes="32x32" href="/favicon-32x32.png?v=1">
+  <link rel="icon" type="image/x-icon" href="/favicon.ico?v=1">
+  <link rel="shortcut icon" href="/favicon.ico?v=1">
+  <link rel="icon" type="image/png" sizes="512x512" href="/icons/icon-512.png?v=1">
+  <link rel="icon" type="image/png" sizes="192x192" href="/icons/icon-192.png?v=1">
+  <link rel="apple-touch-icon" sizes="180x180" href="/icons/apple-touch-icon.png?v=1">
   <link rel="manifest" href="/manifest.json">
   <meta name="theme-color" content="#0a0e14">
   <meta name="mobile-web-app-capable" content="yes">
