diff --git a/web/favicon.ico b/web/favicon.ico
new file mode 100644
index 0000000..d20a93e
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diff --git a/web/favicon.png b/web/favicon.png
index 8aaa46a..0a4db8b 100644
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diff --git a/web/favicon.svg b/web/favicon.svg
new file mode 100644
index 0000000..e843474
--- /dev/null
+++ b/web/favicon.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 64 64" role="img" aria-label="Offband"><rect width="64" height="64" rx="14" fill="#0F1412"/><g transform="translate(2.1 -5.1) scale(1.03)"><path d="M29.5 26.1 A12 12 0 1 0 39.7 35.3" fill="none" stroke="#4DC580" stroke-width="2.4" stroke-linecap="round"/><path d="M30.3 19.1 A19 19 0 1 0 46.5 33.7" fill="none" stroke="#4DC580" stroke-width="2.4" stroke-linecap="round" opacity="0.5"/><circle cx="28" cy="38" r="3.6" fill="#7BEFA8"/><circle cx="46.1" cy="17.9" r="3" fill="#7BEFA8"/></g></svg>
diff --git a/web/icons/Icon-192.png b/web/icons/Icon-192.png
index b749bfe..ec91b75 100644
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diff --git a/web/icons/Icon-512.png b/web/icons/Icon-512.png
index 88cfd48..4910c94 100644
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diff --git a/web/icons/Icon-maskable-192.png b/web/icons/Icon-maskable-192.png
index eb9b4d7..fa27601 100644
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diff --git a/web/icons/Icon-maskable-512.png b/web/icons/Icon-maskable-512.png
index d69c566..8c977ca 100644
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diff --git a/web/index.html b/web/index.html
index 3087ec2..e4eca5c 100644
--- a/web/index.html
+++ b/web/index.html
@@ -18,18 +18,37 @@
 
   <meta charset="UTF-8">
   <meta content="IE=Edge" http-equiv="X-UA-Compatible">
-  <meta name="description" content="A new Flutter project.">
+  <meta name="description" content="Open-source MeshCore client for LoRa mesh radios. Direct and channel chat, live node map, and repeater administration over Bluetooth, USB, or TCP.">
+  <meta name="theme-color" content="#0F1412">
 
   <!-- iOS meta tags & icons -->
   <meta name="mobile-web-app-capable" content="yes">
   <meta name="apple-mobile-web-app-status-bar-style" content="black">
-  <meta name="apple-mobile-web-app-title" content="meshcore_open">
+  <meta name="apple-mobile-web-app-title" content="Offband">
   <link rel="apple-touch-icon" href="icons/Icon-192.png">
 
   <!-- Favicon -->
+  <link rel="icon" type="image/svg+xml" href="favicon.svg"/>
   <link rel="icon" type="image/png" href="favicon.png"/>
+  <link rel="shortcut icon" href="favicon.ico"/>
 
-  <title>meshcore_open</title>
+  <!-- Link previews (Open Graph / Twitter) -->
+  <meta property="og:type" content="website">
+  <meta property="og:site_name" content="Offband">
+  <meta property="og:title" content="Offband Meshcore">
+  <meta property="og:description" content="Open-source MeshCore client for LoRa mesh radios. Direct and channel chat, live node map, and repeater administration over Bluetooth, USB, or TCP.">
+  <meta property="og:url" content="https://offband.app/">
+  <meta property="og:image" content="https://offband.app/og-banner.png">
+  <meta property="og:image:width" content="1200">
+  <meta property="og:image:height" content="630">
+  <meta property="og:image:alt" content="The Offband wordmark and signal mark on a dark background.">
+  <meta name="twitter:card" content="summary_large_image">
+  <meta name="twitter:title" content="Offband Meshcore">
+  <meta name="twitter:description" content="Open-source MeshCore client for LoRa mesh radios. Direct and channel chat, live node map, and repeater administration over Bluetooth, USB, or TCP.">
+  <meta name="twitter:image" content="https://offband.app/og-banner.png">
+  <meta name="twitter:image:alt" content="The Offband wordmark and signal mark on a dark background.">
+
+  <title>Offband Meshcore</title>
   <link rel="manifest" href="manifest.json">
 </head>
 <body>
diff --git a/web/manifest.json b/web/manifest.json
index 9b0c25f..dd66563 100644
--- a/web/manifest.json
+++ b/web/manifest.json
@@ -1,11 +1,11 @@
 {
-    "name": "meshcore_open",
-    "short_name": "meshcore_open",
+    "name": "Offband Meshcore",
+    "short_name": "Offband",
     "start_url": ".",
     "display": "standalone",
-    "background_color": "#0175C2",
-    "theme_color": "#0175C2",
-    "description": "A new Flutter project.",
+    "background_color": "#0F1412",
+    "theme_color": "#0F1412",
+    "description": "Open-source MeshCore client for LoRa mesh radios. Direct and channel chat, live node map, and repeater administration over Bluetooth, USB, or TCP.",
     "orientation": "portrait-primary",
     "prefer_related_applications": false,
     "icons": [
diff --git a/web/og-banner.png b/web/og-banner.png
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index 0000000..700da12
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