diff --git a/.gitignore b/.gitignore
index 657dc48..5dd051f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,4 +9,5 @@ node_modules/
 .DS_Store
 .playwright-mcp/
 *.png
+!public/icons/*.png
 .claude/
diff --git a/app/plugins/pwa.client.ts b/app/plugins/pwa.client.ts
new file mode 100644
index 0000000..990a1a2
--- /dev/null
+++ b/app/plugins/pwa.client.ts
@@ -0,0 +1,6 @@
+export default defineNuxtPlugin(() => {
+  if (!("serviceWorker" in navigator)) return;
+  window.addEventListener("load", () => {
+    navigator.serviceWorker.register("/sw.js").catch(() => {});
+  });
+});
diff --git a/nuxt.config.ts b/nuxt.config.ts
index 9423ce5..87f694b 100644
--- a/nuxt.config.ts
+++ b/nuxt.config.ts
@@ -23,11 +23,15 @@ export default defineNuxtConfig({
         { name: "color-scheme", content: "light dark" },
         { name: "theme-color", media: "(prefers-color-scheme: light)", content: "#f4f1ea" },
         { name: "theme-color", media: "(prefers-color-scheme: dark)", content: "#181410" },
+        { name: "mobile-web-app-capable", content: "yes" },
         { name: "apple-mobile-web-app-capable", content: "yes" },
         { name: "apple-mobile-web-app-status-bar-style", content: "default" },
         { name: "apple-mobile-web-app-title", content: "ClaudeDo" },
       ],
       link: [
+        { rel: "manifest", href: "/manifest.webmanifest" },
+        { rel: "apple-touch-icon", href: "/icons/apple-touch-icon.png" },
+        { rel: "icon", type: "image/png", sizes: "192x192", href: "/icons/icon-192.png" },
         { rel: "preconnect", href: "https://fonts.googleapis.com" },
         { rel: "preconnect", href: "https://fonts.gstatic.com", crossorigin: "" },
         {
diff --git a/public/icons/apple-touch-icon.png b/public/icons/apple-touch-icon.png
new file mode 100644
index 0000000..59b90f7
Binary files /dev/null and b/public/icons/apple-touch-icon.png differ
diff --git a/public/icons/icon-192.png b/public/icons/icon-192.png
new file mode 100644
index 0000000..6e85e8b
Binary files /dev/null and b/public/icons/icon-192.png differ
diff --git a/public/icons/icon-512.png b/public/icons/icon-512.png
new file mode 100644
index 0000000..59fd7e1
Binary files /dev/null and b/public/icons/icon-512.png differ
diff --git a/public/icons/icon-maskable-192.png b/public/icons/icon-maskable-192.png
new file mode 100644
index 0000000..2b65207
Binary files /dev/null and b/public/icons/icon-maskable-192.png differ
diff --git a/public/icons/icon-maskable-512.png b/public/icons/icon-maskable-512.png
new file mode 100644
index 0000000..883932f
Binary files /dev/null and b/public/icons/icon-maskable-512.png differ
diff --git a/public/manifest.webmanifest b/public/manifest.webmanifest
new file mode 100644
index 0000000..18ba159
--- /dev/null
+++ b/public/manifest.webmanifest
@@ -0,0 +1,17 @@
+{
+  "id": "/",
+  "name": "ClaudeDo Inbox",
+  "short_name": "ClaudeDo",
+  "description": "Task inbox for the ClaudeDo backlog",
+  "start_url": "/",
+  "scope": "/",
+  "display": "standalone",
+  "background_color": "#181410",
+  "theme_color": "#181410",
+  "icons": [
+    { "src": "/icons/icon-192.png", "sizes": "192x192", "type": "image/png", "purpose": "any" },
+    { "src": "/icons/icon-512.png", "sizes": "512x512", "type": "image/png", "purpose": "any" },
+    { "src": "/icons/icon-maskable-192.png", "sizes": "192x192", "type": "image/png", "purpose": "maskable" },
+    { "src": "/icons/icon-maskable-512.png", "sizes": "512x512", "type": "image/png", "purpose": "maskable" }
+  ]
+}
diff --git a/public/sw.js b/public/sw.js
new file mode 100644
index 0000000..e96ef74
--- /dev/null
+++ b/public/sw.js
@@ -0,0 +1,6 @@
+// Minimal service worker: enables PWA installability across browsers.
+// Intentionally no caching — the app is a private, auth-gated SPA and stale
+// assets after a deploy are worse than requiring a connection.
+self.addEventListener("install", () => self.skipWaiting());
+self.addEventListener("activate", (event) => event.waitUntil(self.clients.claim()));
+self.addEventListener("fetch", () => {});