diff --git a/mobile/App.tsx b/mobile/App.tsx
index 89509120..b0e8ce34 100644
--- a/mobile/App.tsx
+++ b/mobile/App.tsx
@@ -1,13 +1,15 @@
 /**
  * App.tsx – root component for the DocuElevate mobile app.
  *
- * Wraps the entire app in the AuthProvider and renders either the login
- * screen (unauthenticated) or the main tab navigator (authenticated).
+ * Wraps the entire app in the AuthProvider and renders either the
+ * authenticated tab navigator or an unauthenticated auth stack that takes
+ * the user through WelcomeScreen → LoginScreen.
  * Push notification registration is handled by the usePushNotifications hook.
  */
 
 import { NavigationContainer } from "@react-navigation/native";
 import { createBottomTabNavigator } from "@react-navigation/bottom-tabs";
+import { createNativeStackNavigator } from "@react-navigation/native-stack";
 import { Ionicons } from "@expo/vector-icons";
 import React from "react";
 import { ActivityIndicator, StyleSheet, Text, View } from "react-native";
@@ -18,8 +20,19 @@ import FilesScreen from "./src/screens/FilesScreen";
 import LoginScreen from "./src/screens/LoginScreen";
 import ProfileScreen from "./src/screens/ProfileScreen";
 import UploadScreen from "./src/screens/UploadScreen";
+import WelcomeScreen, { type AuthStackParamList } from "./src/screens/WelcomeScreen";
 
 const Tab = createBottomTabNavigator();
+const AuthStack = createNativeStackNavigator<AuthStackParamList>();
+
+function AuthNavigator() {
+  return (
+    <AuthStack.Navigator screenOptions={{ headerShown: false }}>
+      <AuthStack.Screen name="Welcome" component={WelcomeScreen} />
+      <AuthStack.Screen name="Login" component={LoginScreen} />
+    </AuthStack.Navigator>
+  );
+}
 
 function TabNavigator() {
   const { isAuthenticated } = useAuth();
@@ -97,7 +110,7 @@ function AppContent() {
 
   return (
     <NavigationContainer>
-      {isAuthenticated ? <TabNavigator /> : <LoginScreen />}
+      {isAuthenticated ? <TabNavigator /> : <AuthNavigator />}
     </NavigationContainer>
   );
 }
diff --git a/mobile/src/screens/LoginScreen.tsx b/mobile/src/screens/LoginScreen.tsx
index 35c11a4f..80a29107 100644
--- a/mobile/src/screens/LoginScreen.tsx
+++ b/mobile/src/screens/LoginScreen.tsx
@@ -1,11 +1,12 @@
 /**
- * LoginScreen – entry point for unauthenticated users.
+ * LoginScreen – server URL entry and SSO sign-in.
  *
  * Renders a server URL input and a "Sign in with SSO" button that opens the
  * DocuElevate web login page in the system browser.  On success the
  * AuthContext stores the API token and navigates to the main app.
  */
 
+import type { NativeStackNavigationProp } from "@react-navigation/native-stack";
 import React, { useState } from "react";
 import {
   ActivityIndicator,
@@ -20,8 +21,13 @@ import {
   View,
 } from "react-native";
 import { useAuth } from "../context/AuthContext";
+import type { AuthStackParamList } from "./WelcomeScreen";
 
-export default function LoginScreen() {
+type LoginScreenProps = {
+  navigation: NativeStackNavigationProp<AuthStackParamList, "Login">;
+};
+
+export default function LoginScreen({ navigation }: LoginScreenProps) {
   const { signIn } = useAuth();
   const [serverUrl, setServerUrl] = useState("");
   const [loading, setLoading] = useState(false);
@@ -97,6 +103,15 @@ export default function LoginScreen() {
         <Text style={styles.hint}>
           You will be redirected to your organisation's sign-in page.
         </Text>
+
+        <Pressable
+          onPress={() => navigation.navigate("Welcome")}
+          accessibilityRole="button"
+          accessibilityLabel="Back to welcome screen"
+          style={styles.backLink}
+        >
+          <Text style={styles.backLinkText}>← Back</Text>
+        </Pressable>
       </View>
     </KeyboardAvoidingView>
   );
@@ -179,4 +194,14 @@ const styles = StyleSheet.create({
     color: "#9ca3af",
     textAlign: "center",
   },
+  backLink: {
+    marginTop: 20,
+    alignItems: "center",
+    minHeight: 44,
+    justifyContent: "center",
+  },
+  backLinkText: {
+    fontSize: 13,
+    color: "#6b7280",
+  },
 });
diff --git a/mobile/src/screens/WelcomeScreen.tsx b/mobile/src/screens/WelcomeScreen.tsx
new file mode 100644
index 00000000..34425947
--- /dev/null
+++ b/mobile/src/screens/WelcomeScreen.tsx
@@ -0,0 +1,217 @@
+/**
+ * WelcomeScreen – first screen shown to unauthenticated users on first launch.
+ *
+ * Presents the DocuElevate brand, a short description of what the app does,
+ * and a "Get Started" button that navigates to the LoginScreen.
+ */
+
+import type { NativeStackNavigationProp } from "@react-navigation/native-stack";
+import React from "react";
+import {
+  Image,
+  Pressable,
+  SafeAreaView,
+  ScrollView,
+  StyleSheet,
+  Text,
+  View,
+} from "react-native";
+
+export type AuthStackParamList = {
+  Welcome: undefined;
+  Login: undefined;
+};
+
+type WelcomeScreenProps = {
+  navigation: NativeStackNavigationProp<AuthStackParamList, "Welcome">;
+};
+
+const FEATURES: { icon: string; title: string; description: string }[] = [
+  {
+    icon: "🔍",
+    title: "OCR & Text Extraction",
+    description: "Convert scanned PDFs and images into fully searchable text automatically.",
+  },
+  {
+    icon: "🤖",
+    title: "AI Metadata Extraction",
+    description: "AI classifies documents and pulls out key fields like dates, amounts, and subjects.",
+  },
+  {
+    icon: "☁️",
+    title: "Multi-Cloud Storage",
+    description: "Route processed files to Dropbox, Google Drive, OneDrive, S3, Nextcloud, and more.",
+  },
+];
+
+export default function WelcomeScreen({ navigation }: WelcomeScreenProps) {
+  return (
+    <SafeAreaView style={styles.safe}>
+      <ScrollView
+        contentContainerStyle={styles.scroll}
+        showsVerticalScrollIndicator={false}
+      >
+        {/* Hero */}
+        <View style={styles.hero}>
+          <View style={styles.logoContainer}>
+            <Image
+              source={require("../../../assets/logo.png")}
+              style={styles.logoImage}
+              resizeMode="contain"
+              accessibilityLabel="DocuElevate logo"
+            />
+          </View>
+          <Text style={styles.appName}>DocuElevate</Text>
+          <Text style={styles.tagline}>Intelligent Document Processing</Text>
+          <Text style={styles.heroDescription}>
+            Ingest documents, run OCR, extract metadata with AI, and route files
+            to your cloud storage — all in one seamless pipeline.
+          </Text>
+        </View>
+
+        {/* Feature highlights */}
+        <View style={styles.features}>
+          {FEATURES.map((feature) => (
+            <View key={feature.title} style={styles.featureRow}>
+              <Text style={styles.featureIcon} aria-hidden>{feature.icon}</Text>
+              <View style={styles.featureText}>
+                <Text style={styles.featureTitle}>{feature.title}</Text>
+                <Text style={styles.featureDescription}>{feature.description}</Text>
+              </View>
+            </View>
+          ))}
+        </View>
+
+        {/* CTA */}
+        <Pressable
+          style={({ pressed }) => [styles.button, pressed && styles.buttonPressed]}
+          onPress={() => navigation.navigate("Login")}
+          accessibilityRole="button"
+          accessibilityLabel="Get started — connect to your DocuElevate server"
+        >
+          <Text style={styles.buttonText}>Get Started</Text>
+        </Pressable>
+
+        <Text style={styles.hint}>
+          Connect to your self-hosted or cloud DocuElevate server.
+        </Text>
+      </ScrollView>
+    </SafeAreaView>
+  );
+}
+
+const styles = StyleSheet.create({
+  safe: {
+    flex: 1,
+    backgroundColor: "#1e40af",
+  },
+  scroll: {
+    flexGrow: 1,
+    paddingHorizontal: 28,
+    paddingTop: 48,
+    paddingBottom: 40,
+  },
+  hero: {
+    alignItems: "center",
+    marginBottom: 40,
+  },
+  logoContainer: {
+    width: 96,
+    height: 96,
+    borderRadius: 24,
+    backgroundColor: "rgba(255,255,255,0.15)",
+    alignItems: "center",
+    justifyContent: "center",
+    marginBottom: 16,
+  },
+  logoImage: {
+    width: 72,
+    height: 72,
+  },
+  appName: {
+    fontSize: 36,
+    fontWeight: "800",
+    color: "#ffffff",
+    textAlign: "center",
+    marginBottom: 6,
+    letterSpacing: 0.5,
+  },
+  tagline: {
+    fontSize: 14,
+    fontWeight: "600",
+    color: "rgba(255,255,255,0.75)",
+    textTransform: "uppercase",
+    letterSpacing: 1.5,
+    textAlign: "center",
+    marginBottom: 16,
+  },
+  heroDescription: {
+    fontSize: 16,
+    color: "rgba(255,255,255,0.85)",
+    textAlign: "center",
+    lineHeight: 24,
+    maxWidth: 320,
+  },
+  features: {
+    backgroundColor: "rgba(255,255,255,0.1)",
+    borderRadius: 16,
+    paddingVertical: 8,
+    paddingHorizontal: 16,
+    marginBottom: 36,
+  },
+  featureRow: {
+    flexDirection: "row",
+    alignItems: "flex-start",
+    paddingVertical: 14,
+    borderBottomWidth: StyleSheet.hairlineWidth,
+    borderBottomColor: "rgba(255,255,255,0.2)",
+  },
+  featureIcon: {
+    fontSize: 24,
+    marginRight: 14,
+    marginTop: 1,
+  },
+  featureText: {
+    flex: 1,
+  },
+  featureTitle: {
+    fontSize: 15,
+    fontWeight: "600",
+    color: "#ffffff",
+    marginBottom: 2,
+  },
+  featureDescription: {
+    fontSize: 13,
+    color: "rgba(255,255,255,0.75)",
+    lineHeight: 18,
+  },
+  button: {
+    backgroundColor: "#ffffff",
+    borderRadius: 12,
+    paddingVertical: 16,
+    alignItems: "center",
+    justifyContent: "center",
+    minHeight: 52,
+    shadowColor: "#000",
+    shadowOpacity: 0.15,
+    shadowOffset: { width: 0, height: 4 },
+    shadowRadius: 8,
+    elevation: 4,
+    marginBottom: 16,
+  },
+  buttonPressed: {
+    opacity: 0.9,
+    transform: [{ scale: 0.98 }],
+  },
+  buttonText: {
+    color: "#1e40af",
+    fontSize: 17,
+    fontWeight: "700",
+    letterSpacing: 0.3,
+  },
+  hint: {
+    fontSize: 12,
+    color: "rgba(255,255,255,0.55)",
+    textAlign: "center",
+  },
+});