diff --git a/README.md b/README.md
index 9fe26d1..96662cf 100644
--- a/README.md
+++ b/README.md
@@ -27,10 +27,6 @@ EXPO_PUBLIC_FIREBASE_MESSAGING_SENDER_ID=
 EXPO_PUBLIC_FIREBASE_APP_ID=
 ```
 
-4. Dans Firebase Console, active `Authentication > Sign-in method > Email/Password`
-
-5. Crée Firestore dans le même projet Firebase
-
 ## Lancer le projet
 
 ```bash
diff --git a/app/(tabs)/_layout.tsx b/app/(tabs)/_layout.tsx
index e8b2ef5..6333ccc 100644
--- a/app/(tabs)/_layout.tsx
+++ b/app/(tabs)/_layout.tsx
@@ -18,6 +18,13 @@ export default function TabLayout() {
                     tabBarIcon: ({ color }) => <MaterialCommunityIcons size={28} name="home-outline" color={color} />,
                 }}
             />
+            <Tabs.Screen
+                name="settings"
+                options={{
+                    title: 'Settings',
+                    tabBarIcon: ({ color }) => <MaterialCommunityIcons size={28} name="cog-outline" color={color} />,
+                }}
+            />
         </Tabs>
     );
 }
diff --git a/app/(tabs)/settings.tsx b/app/(tabs)/settings.tsx
new file mode 100644
index 0000000..61b0f7d
--- /dev/null
+++ b/app/(tabs)/settings.tsx
@@ -0,0 +1,165 @@
+import { MaterialCommunityIcons } from '@expo/vector-icons';
+import { Redirect, router } from 'expo-router';
+import { ActivityIndicator, Pressable, StyleSheet, Text, View } from 'react-native';
+
+import { Avatar } from '@/components/common/Avatar';
+import { Catamaran, FunnelSans } from '@/constants/fonts';
+import { Palette } from '@/constants/palette';
+import { Radius, Spacing } from '@/constants/styles';
+import { useAuth } from '@/providers/AuthProvider';
+
+function SettingsRow({
+  label,
+  description,
+  onPress,
+}: {
+  label: string;
+  description: string;
+  onPress: () => void;
+}) {
+  return (
+    <Pressable onPress={onPress} style={styles.row}>
+      <View style={styles.rowContent}>
+        <Text style={styles.rowLabel}>{label}</Text>
+        <Text style={styles.rowDescription}>{description}</Text>
+      </View>
+      <MaterialCommunityIcons
+        color={Palette.gray}
+        name="chevron-right"
+        size={24}
+      />
+    </Pressable>
+  );
+}
+
+export default function SettingsScreen() {
+  const { initializing, user } = useAuth();
+
+  if (initializing) {
+    return (
+      <View style={styles.centered}>
+        <ActivityIndicator color={Palette.black} />
+      </View>
+    );
+  }
+
+  if (!user) {
+    return <Redirect href="/login" />;
+  }
+
+  return (
+    <View style={styles.container}>
+      <View style={styles.header}>
+        <Text style={styles.title}>Settings</Text>
+        <Text style={styles.subtitle}>Gere ton compte et ton profil.</Text>
+      </View>
+
+      <View style={styles.previewCard}>
+        <Avatar
+          name={user.username ?? user.email}
+          size="md"
+          uri={user.profilePicture}
+        />
+
+        <View style={styles.previewContent}>
+          <Text style={styles.previewTitle}>{user.username || 'Profil'}</Text>
+          <Text style={styles.previewSubtitle}>{user.email}</Text>
+        </View>
+      </View>
+
+      <View style={styles.section}>
+        <Text style={styles.sectionTitle}>Account</Text>
+        <View style={styles.sectionCard}>
+          <SettingsRow
+            description="Photo, pseudo, email et dates de creation."
+            label="Profile"
+            onPress={() => router.push('/profile')}
+          />
+        </View>
+      </View>
+    </View>
+  );
+}
+
+const styles = StyleSheet.create({
+  centered: {
+    flex: 1,
+    alignItems: 'center',
+    justifyContent: 'center',
+    backgroundColor: Palette.cream,
+  },
+  container: {
+    flex: 1,
+    paddingHorizontal: Spacing.lg,
+    paddingTop: Spacing.xl,
+    gap: Spacing.lg,
+    backgroundColor: Palette.cream,
+  },
+  header: {
+    gap: Spacing.xs,
+  },
+  title: {
+    ...Catamaran.extraBold34,
+    color: Palette.black,
+  },
+  subtitle: {
+    ...FunnelSans.regular16,
+    color: Palette.gray,
+  },
+  previewCard: {
+    flexDirection: 'row',
+    alignItems: 'center',
+    gap: Spacing.md,
+    padding: Spacing.md,
+    borderWidth: 1,
+    borderColor: Palette.cream,
+    borderRadius: Radius.xl,
+    backgroundColor: Palette.white,
+  },
+  previewContent: {
+    flex: 1,
+    gap: Spacing.xs,
+  },
+  previewTitle: {
+    ...FunnelSans.medium16,
+    color: Palette.black,
+  },
+  previewSubtitle: {
+    ...FunnelSans.medium14,
+    color: Palette.gray,
+  },
+  section: {
+    gap: Spacing.sm,
+  },
+  sectionTitle: {
+    ...FunnelSans.medium12,
+    color: Palette.gray,
+    textTransform: 'uppercase',
+  },
+  sectionCard: {
+    borderWidth: 1,
+    borderColor: Palette.cream,
+    borderRadius: Radius.xl,
+    backgroundColor: Palette.white,
+    overflow: 'hidden',
+  },
+  row: {
+    flexDirection: 'row',
+    alignItems: 'center',
+    gap: Spacing.md,
+    paddingHorizontal: Spacing.md,
+    paddingVertical: Spacing.md,
+  },
+  rowContent: {
+    flex: 1,
+    gap: Spacing.xs,
+  },
+  rowLabel: {
+    ...FunnelSans.medium16,
+    color: Palette.black,
+  },
+  rowDescription: {
+    ...FunnelSans.regular16,
+    color: Palette.gray,
+  },
+});
diff --git a/app/_layout.tsx b/app/_layout.tsx
index ceec77e..af55a8f 100644
--- a/app/_layout.tsx
+++ b/app/_layout.tsx
@@ -4,6 +4,7 @@ import { useEffect } from 'react';
 import { SafeAreaProvider } from 'react-native-safe-area-context';
 
 import { AuthProvider } from '@/providers/AuthProvider';
+import { Palette } from '@/constants/palette';
 
 SplashScreen.preventAutoHideAsync();
 
@@ -34,6 +35,14 @@ export default function RootLayout() {
         <Stack>
           <Stack.Screen name="login" options={{ headerShown: false }} />
           <Stack.Screen name="register" options={{ headerShown: false }} />
+          <Stack.Screen
+            name="profile"
+            options={{
+              title: 'Profile',
+              headerStyle: { backgroundColor: Palette.cream },
+              headerShadowVisible: false,
+            }}
+          />
           <Stack.Screen name="(tabs)" options={{ headerShown: false }} />
         </Stack>
       </AuthProvider>
diff --git a/app/profile.tsx b/app/profile.tsx
new file mode 100644
index 0000000..0c304ae
--- /dev/null
+++ b/app/profile.tsx
@@ -0,0 +1,124 @@
+import { Redirect } from 'expo-router';
+import { ScrollView, StyleSheet, Text, View } from 'react-native';
+
+import { Avatar } from '@/components/common/Avatar';
+import { Catamaran, FunnelSans } from '@/constants/fonts';
+import { Palette } from '@/constants/palette';
+import { Radius, Spacing } from '@/constants/styles';
+import { useAuth } from '@/providers/AuthProvider';
+
+function formatDate(value?: Date | null) {
+  if (!value) {
+    return '-';
+  }
+
+  return value.toLocaleDateString('fr-FR', {
+    day: '2-digit',
+    month: 'long',
+    year: 'numeric',
+  });
+}
+
+function InfoRow({ label, value }: { label: string; value: string }) {
+  return (
+    <View style={styles.infoRow}>
+      <Text style={styles.infoLabel}>{label}</Text>
+      <Text style={styles.infoValue}>{value}</Text>
+    </View>
+  );
+}
+
+export default function ProfileScreen() {
+  const { initializing, user } = useAuth();
+
+  if (initializing) {
+    return <View style={styles.screen} />;
+  }
+
+  if (!user) {
+    return <Redirect href="/login" />;
+  }
+
+  return (
+    <ScrollView
+      contentContainerStyle={styles.content}
+      style={styles.screen}
+    >
+      <View style={styles.header}>
+        <Avatar
+          name={user.username ?? user.email}
+          size="lg"
+          uri={user.profilePicture}
+        />
+        <View style={styles.headerContent}>
+          <Text style={styles.title}>{user.username || 'Profil'}</Text>
+          <Text style={styles.subtitle}>{user.email}</Text>
+        </View>
+      </View>
+
+      <View style={styles.card}>
+        <InfoRow label="Username" value={user.username || '-'} />
+        <InfoRow label="Email" value={user.email || '-'} />
+        <InfoRow label="UID" value={user.uid} />
+        <InfoRow
+          label="Photo"
+          value={user.profilePicture ? 'Renseignee' : 'Aucune'}
+        />
+        <InfoRow label="Cree le" value={formatDate(user.createdAt)} />
+        <InfoRow label="Mis a jour le" value={formatDate(user.updatedAt)} />
+      </View>
+    </ScrollView>
+  );
+}
+
+const styles = StyleSheet.create({
+  screen: {
+    flex: 1,
+    backgroundColor: Palette.cream,
+  },
+  content: {
+    paddingHorizontal: Spacing.lg,
+    paddingTop: Spacing.xl,
+    paddingBottom: Spacing.xxl,
+    gap: Spacing.lg,
+  },
+  header: {
+    alignItems: 'center',
+    gap: Spacing.md,
+  },
+  headerContent: {
+    alignItems: 'center',
+    gap: Spacing.xs,
+  },
+  title: {
+    ...Catamaran.extraBold34,
+    color: Palette.black,
+  },
+  subtitle: {
+    ...FunnelSans.regular16,
+    color: Palette.gray,
+  },
+  card: {
+    gap: Spacing.md,
+    padding: Spacing.md,
+    borderWidth: 1,
+    borderColor: Palette.cream,
+    borderRadius: Radius.xl,
+    backgroundColor: Palette.white,
+  },
+  infoRow: {
+    gap: Spacing.xs,
+    paddingBottom: Spacing.sm,
+    borderBottomWidth: 1,
+    borderBottomColor: Palette.cream,
+  },
+  infoLabel: {
+    ...FunnelSans.medium12,
+    color: Palette.gray,
+    textTransform: 'uppercase',
+  },
+  infoValue: {
+    ...FunnelSans.regular16,
+    color: Palette.black,
+  },
+});
diff --git a/components/common/Avatar.tsx b/components/common/Avatar.tsx
new file mode 100644
index 0000000..f726692
--- /dev/null
+++ b/components/common/Avatar.tsx
@@ -0,0 +1,104 @@
+import { Image } from 'expo-image';
+import {
+  StyleSheet,
+  Text,
+  View,
+  type ImageStyle,
+  type StyleProp,
+  type ViewStyle,
+} from 'react-native';
+
+import { Catamaran, FunnelSans } from '@/constants/fonts';
+import { Palette } from '@/constants/palette';
+import { Radius } from '@/constants/styles';
+
+type AvatarSize = 'sm' | 'md' | 'lg';
+
+type AvatarProps = {
+  uri?: string | null;
+  name?: string | null;
+  size?: AvatarSize;
+  style?: StyleProp<ImageStyle>;
+};
+
+const avatarSizeMap = {
+  sm: 40,
+  md: 64,
+  lg: 104,
+} as const;
+
+function getInitials(name?: string | null) {
+  if (!name?.trim()) {
+    return '?';
+  }
+
+  const parts = name
+    .trim()
+    .split(/\s+/)
+    .slice(0, 2);
+
+  return parts.map((part) => part[0]?.toUpperCase() ?? '').join('') || '?';
+}
+
+export function Avatar({ uri, name, size = 'md', style }: AvatarProps) {
+  const avatarSize = avatarSizeMap[size];
+  const initials = getInitials(name);
+
+  if (uri) {
+    return (
+      <Image
+        contentFit="cover"
+        source={{ uri }}
+        style={[
+          styles.base,
+          {
+            width: avatarSize,
+            height: avatarSize,
+            borderRadius: avatarSize / 2,
+          },
+          style,
+        ]}
+      />
+    );
+  }
+
+  return (
+    <View
+      style={[
+        styles.base,
+        styles.fallback,
+        {
+          width: avatarSize,
+          height: avatarSize,
+          borderRadius: avatarSize / 2,
+        },
+        style,
+      ]}
+    >
+      <Text style={[size === 'lg' ? styles.largeText : styles.text]}>{initials}</Text>
+    </View>
+  );
+}
+
+const styles = StyleSheet.create({
+  base: {
+    overflow: 'hidden',
+  },
+  fallback: {
+    alignItems: 'center',
+    justifyContent: 'center',
+    backgroundColor: Palette.black,
+    borderWidth: 1,
+    borderColor: Palette.gray,
+  },
+  text: {
+    ...FunnelSans.semiBold14,
+    color: Palette.white,
+  },
+  largeText: {
+    ...Catamaran.bold18,
+    color: Palette.white,
+  },
+});
+
+export default Avatar;