diff --git a/www/astro.config.mjs b/www/astro.config.mjs
index d3fc86a..99e83c9 100644
--- a/www/astro.config.mjs
+++ b/www/astro.config.mjs
@@ -10,9 +10,7 @@ export default defineConfig({
   compressHTML: true,
   trailingSlash: 'ignore',
   integrations: [
-    sitemap({
-      lastmod: new Date(),
-    }),
+    sitemap(),
     react(),
   ],
   vite: {
diff --git a/www/public/_redirects b/www/public/_redirects
new file mode 100644
index 0000000..aa33418
--- /dev/null
+++ b/www/public/_redirects
@@ -0,0 +1 @@
+/* /404.html 404
diff --git a/www/public/apple-touch-icon.png b/www/public/apple-touch-icon.png
new file mode 100644
index 0000000..9569c8d
Binary files /dev/null and b/www/public/apple-touch-icon.png differ
diff --git a/www/public/site.webmanifest b/www/public/site.webmanifest
index a84ed6b..4389cc8 100644
--- a/www/public/site.webmanifest
+++ b/www/public/site.webmanifest
@@ -12,6 +12,12 @@
       "sizes": "any",
       "type": "image/svg+xml",
       "purpose": "any"
+    },
+    {
+      "src": "/apple-touch-icon.png",
+      "sizes": "180x180",
+      "type": "image/png",
+      "purpose": "any"
     }
   ]
 }
diff --git a/www/src/layouts/Layout.astro b/www/src/layouts/Layout.astro
index 82e8d05..fb18161 100644
--- a/www/src/layouts/Layout.astro
+++ b/www/src/layouts/Layout.astro
@@ -36,8 +36,13 @@ const isProd = import.meta.env.PROD;
     <link rel="canonical" href={canonicalURL} />
     <link rel="sitemap" href="/sitemap-index.xml" />
     <link rel="icon" type="image/svg+xml" href="/gridline-icon.svg" />
-    <link rel="apple-touch-icon" href="/gridline-icon.svg" />
+    <link rel="apple-touch-icon" href="/apple-touch-icon.png" />
     <link rel="manifest" href="/site.webmanifest" />
+    <link rel="preload" as="image" href="/og.png" />
+    <link rel="preconnect" href="https://stat.ranio.xyz" crossorigin />
+    <link rel="preconnect" href="https://git.ranio.xyz" />
+    <link rel="dns-prefetch" href="https://stat.ranio.xyz" />
+    <link rel="dns-prefetch" href="https://git.ranio.xyz" />
 
     <meta property="og:title" content={title} />
     <meta property="og:description" content={description} />
@@ -54,6 +59,7 @@ const isProd = import.meta.env.PROD;
     <meta name="twitter:title" content={title} />
     <meta name="twitter:description" content={description} />
     <meta name="twitter:image" content={ogImageURL} />
+    <meta name="twitter:image:alt" content="Gridline — the open-source database GUI" />
     <meta name="twitter:site" content="@AdrianBonpin" />
     <meta name="twitter:creator" content="@AdrianBonpin" />
 
diff --git a/www/src/lib/seo.test.ts b/www/src/lib/seo.test.ts
index b3886a7..1d1e516 100644
--- a/www/src/lib/seo.test.ts
+++ b/www/src/lib/seo.test.ts
@@ -6,6 +6,7 @@ import {
   buildWebSiteJsonLd,
   buildBreadcrumbJsonLd,
   buildTitle,
+  buildProductJsonLd,
 } from "./seo";
 
 describe("seo builders", () => {
@@ -70,4 +71,18 @@ describe("seo builders", () => {
   it("buildTitle appends the brand", () => {
     expect(buildTitle("PostgreSQL GUI")).toBe("PostgreSQL GUI | Gridline");
   });
+
+  it("buildProductJsonLd returns valid Product schema", () => {
+    const ld = buildProductJsonLd({
+      name: "Gridline",
+      url: "https://getgridline.app/",
+      description: "Open-source database GUI",
+      image: "https://getgridline.app/og.png",
+      offersPrice: 0,
+      offersCurrency: "USD",
+    });
+    expect(ld["@type"]).toBe("Product");
+    expect(ld.name).toBe("Gridline");
+    expect((ld.offers as { price: number }).price).toBe(0);
+  });
 });
diff --git a/www/src/lib/seo.ts b/www/src/lib/seo.ts
index e7c9994..7c9fee5 100644
--- a/www/src/lib/seo.ts
+++ b/www/src/lib/seo.ts
@@ -108,3 +108,26 @@ export function buildBreadcrumbJsonLd(
 export function buildTitle(primary: string, brand = "Gridline"): string {
   return `${primary} | ${brand}`;
 }
+
+export function buildProductJsonLd(opts: {
+  name: string;
+  url: string;
+  description: string;
+  image: string;
+  offersPrice: number;
+  offersCurrency: string;
+}): JsonLd {
+  return {
+    "@context": "https://schema.org",
+    "@type": "Product",
+    name: opts.name,
+    url: opts.url,
+    description: opts.description,
+    image: opts.image,
+    offers: {
+      "@type": "Offer",
+      price: opts.offersPrice,
+      priceCurrency: opts.offersCurrency,
+    },
+  };
+}
diff --git a/www/src/pages/index.astro b/www/src/pages/index.astro
index 431614e..82f3fc8 100644
--- a/www/src/pages/index.astro
+++ b/www/src/pages/index.astro
@@ -6,6 +6,8 @@ import {
   buildFaqJsonLd,
   buildOrganizationJsonLd,
   buildWebSiteJsonLd,
+  buildProductJsonLd,
+  buildBreadcrumbJsonLd,
 } from "../lib/seo";
 import { Image } from "astro:assets";
 import HeroDbViewer from "../components/hero/HeroDbViewer";
@@ -42,9 +44,21 @@ const jsonLd = [
     name: "Gridline",
     url: `${site}/`,
   }),
+  buildProductJsonLd({
+    name: "Gridline",
+    url: `${site}/`,
+    description:
+      "The open-source database GUI for PostgreSQL, MySQL, SQLite, and Redis. No paywalls, no tab limits, fully open source.",
+    image: `${site}/og.png`,
+    offersPrice: 0,
+    offersCurrency: "USD",
+  }),
+  buildBreadcrumbJsonLd([
+    { name: "Home", url: `${site}/` },
+  ]),
 ];
 ---
-<Layout title="Gridline — Open-Source Database GUI" jsonLd={jsonLd}>
+<Layout title="Gridline — Free Open-Source Database GUI" jsonLd={jsonLd}>
   <script src="/landing.js" defer></script>
 
   <!-- Hero -->