diff --git a/icon-192.png b/icon-192.png
new file mode 100644
index 0000000..9e17cc8
Binary files /dev/null and b/icon-192.png differ
diff --git a/icon-512.png b/icon-512.png
new file mode 100644
index 0000000..6ed2879
Binary files /dev/null and b/icon-512.png differ
diff --git a/index.html b/index.html
index 2c7c042..31877ea 100644
--- a/index.html
+++ b/index.html
@@ -2,8 +2,16 @@
 <html lang="en">
 <head>
     <meta charset="UTF-8">
-    <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>Camera Text Recognition - API Integrated</title>
+    <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
+    <title>Ground Scanner</title>
+    
+    <!-- PWA -->
+    <link rel="manifest" href="/manifest.json">
+    <meta name="theme-color" content="#06b6d4">
+    <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="Ground Scanner">
+    <link rel="apple-touch-icon" href="/icon-192.png">
     <script src="https://cdn.jsdelivr.net/npm/tesseract.js@5/dist/tesseract.min.js"></script>
     <style>
         * {
@@ -817,6 +825,13 @@
                 await tesseractWorker.terminate();
             }
         });
+
+        // Register Service Worker for PWA
+        if ('serviceWorker' in navigator) {
+            navigator.serviceWorker.register('/sw.js')
+                .then((reg) => console.log('✅ Service Worker registered'))
+                .catch((err) => console.log('Service Worker registration failed:', err));
+        }
     </script>
 </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/manifest.json b/manifest.json
new file mode 100644
index 0000000..4966fed
--- /dev/null
+++ b/manifest.json
@@ -0,0 +1,24 @@
+{
+  "name": "Ground Scanner",
+  "short_name": "Scanner",
+  "description": "Scan text to discover European hotspots",
+  "start_url": "/",
+  "display": "standalone",
+  "orientation": "portrait",
+  "background_color": "#0f172a",
+  "theme_color": "#06b6d4",
+  "icons": [
+    {
+      "src": "/icon-192.png",
+      "sizes": "192x192",
+      "type": "image/png",
+      "purpose": "any maskable"
+    },
+    {
+      "src": "/icon-512.png",
+      "sizes": "512x512",
+      "type": "image/png",
+      "purpose": "any maskable"
+    }
+  ]
+}
diff --git a/sw.js b/sw.js
new file mode 100644
index 0000000..a7a13c6
--- /dev/null
+++ b/sw.js
@@ -0,0 +1,59 @@
+const CACHE_NAME = 'ground-scanner-v1';
+const ASSETS_TO_CACHE = [
+  '/',
+  '/index.html',
+  '/manifest.json',
+  '/icon-192.png',
+  '/icon-512.png'
+];
+
+// Install - cache assets
+self.addEventListener('install', (event) => {
+  event.waitUntil(
+    caches.open(CACHE_NAME).then((cache) => {
+      return cache.addAll(ASSETS_TO_CACHE);
+    })
+  );
+  self.skipWaiting();
+});
+
+// Activate - clean old caches
+self.addEventListener('activate', (event) => {
+  event.waitUntil(
+    caches.keys().then((cacheNames) => {
+      return Promise.all(
+        cacheNames
+          .filter((name) => name !== CACHE_NAME)
+          .map((name) => caches.delete(name))
+      );
+    })
+  );
+  self.clients.claim();
+});
+
+// Fetch - network first, fallback to cache
+self.addEventListener('fetch', (event) => {
+  // Skip non-GET requests
+  if (event.request.method !== 'GET') return;
+  
+  // Skip API calls (always fetch from network)
+  if (event.request.url.includes('api.hotspots.fabio.ovh')) return;
+  
+  event.respondWith(
+    fetch(event.request)
+      .then((response) => {
+        // Clone and cache successful responses
+        if (response.status === 200) {
+          const responseClone = response.clone();
+          caches.open(CACHE_NAME).then((cache) => {
+            cache.put(event.request, responseClone);
+          });
+        }
+        return response;
+      })
+      .catch(() => {
+        // Fallback to cache
+        return caches.match(event.request);
+      })
+  );
+});
