diff --git a/package.json b/package.json
index 075aa8f..d3218aa 100644
--- a/package.json
+++ b/package.json
@@ -13,6 +13,7 @@
   "dependencies": {
     "date-fns": "^2.28.0",
     "date-fns-tz": "^1.2.2",
+    "lodash-es": "^4.17.21",
     "vue": "^3.2.31",
     "vue-i18n": "^9.1.9",
     "vue-router": "^4.0.12"
@@ -21,6 +22,7 @@
     "@iconify-json/ph": "^1.1.0",
     "@intlify/vite-plugin-vue-i18n": "^3.3.0",
     "@rushstack/eslint-patch": "^1.1.0",
+    "@types/lodash-es": "^4.17.6",
     "@types/node": "^16.11.25",
     "@typescript-eslint/eslint-plugin": "^5.12.0",
     "@typescript-eslint/parser": "5.0.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index dde484b..ea28e7b 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -4,6 +4,7 @@ specifiers:
   '@iconify-json/ph': ^1.1.0
   '@intlify/vite-plugin-vue-i18n': ^3.3.0
   '@rushstack/eslint-patch': ^1.1.0
+  '@types/lodash-es': ^4.17.6
   '@types/node': ^16.11.25
   '@typescript-eslint/eslint-plugin': ^5.12.0
   '@typescript-eslint/parser': 5.0.0
@@ -23,6 +24,7 @@ specifiers:
   eslint-plugin-tailwindcss: ^3.4.4
   eslint-plugin-vue: ^8.4.1
   jsdom: ^19.0.0
+  lodash-es: ^4.17.21
   postcss: ^8.4.6
   prettier: ^2.5.1
   prettier-eslint: ^13.0.0
@@ -41,6 +43,7 @@ specifiers:
 dependencies:
   date-fns: 2.28.0
   date-fns-tz: 1.2.2_date-fns@2.28.0
+  lodash-es: 4.17.21
   vue: 3.2.31
   vue-i18n: 9.1.9_vue@3.2.31
   vue-router: 4.0.12_vue@3.2.31
@@ -49,6 +52,7 @@ devDependencies:
   '@iconify-json/ph': 1.1.0
   '@intlify/vite-plugin-vue-i18n': 3.3.0_vite@2.8.4+vue-i18n@9.1.9
   '@rushstack/eslint-patch': 1.1.0
+  '@types/lodash-es': 4.17.6
   '@types/node': 16.11.25
   '@typescript-eslint/eslint-plugin': 5.12.0_ae020354c3da76ce329e71c9084ef5bf
   '@typescript-eslint/parser': 5.0.0_eslint@7.32.0+typescript@4.5.5
@@ -1574,6 +1578,16 @@ packages:
     resolution: {integrity: sha1-7ihweulOEdK4J7y+UnC86n8+ce4=}
     dev: true
 
+  /@types/lodash-es/4.17.6:
+    resolution: {integrity: sha512-R+zTeVUKDdfoRxpAryaQNRKk3105Rrgx2CFRClIgRGaqDTdjsm8h6IYA8ir584W3ePzkZfst5xIgDwYrlh9HLg==}
+    dependencies:
+      '@types/lodash': 4.14.178
+    dev: true
+
+  /@types/lodash/4.14.178:
+    resolution: {integrity: sha512-0d5Wd09ItQWH1qFbEyQ7oTQ3GZrMfth5JkbN3EvTKLXcHLRDSXeLnlvlOn0wvxVIwK5o2M8JzP/OWz7T3NRsbw==}
+    dev: true
+
   /@types/node/16.11.25:
     resolution: {integrity: sha512-NrTwfD7L1RTc2qrHQD4RTTy4p0CO2LatKBEKEds3CaVuhoM/+DJzmWZl5f+ikR8cm8F5mfJxK+9rQq07gRiSjQ==}
     dev: true
@@ -4056,6 +4070,10 @@ packages:
       p-locate: 5.0.0
     dev: true
 
+  /lodash-es/4.17.21:
+    resolution: {integrity: sha512-mKnC+QJ9pWVzv+C4/U3rRsHapFfHvQFoFB92e52xeyGMcX6/OlIl78je1u8vePzYZSkkogMPJ2yjxxsb89cxyw==}
+    dev: false
+
   /lodash.debounce/4.0.8:
     resolution: {integrity: sha1-gteb/zCmfEAF/9XiUVMArZyk168=}
     dev: true
diff --git a/src/App.vue b/src/App.vue
index 69d2808..bec75e1 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -21,14 +21,13 @@
 <script setup lang="ts">
 import { onMounted } from 'vue'
 
+import AppHeader from '@/components/AppHeader.vue'
+import SideMenu from '@/components/SideMenu.vue'
 import { darkMode } from '@/composables/settings'
-
-import AppHeader from './components/AppHeader.vue'
-import SideMenu from './components/SideMenu.vue'
+import { LSK_DARKMODE } from '@/globals'
+import { getItem } from '@/storage'
 
 onMounted(() => {
-  darkMode.value = localStorage.getItem('n0_dark')
-    ? localStorage.getItem('n0_dark') === 'true'
-    : true
+  darkMode.value = JSON.parse(getItem(LSK_DARKMODE, 'true'))
 })
 </script>
diff --git a/src/composables/settings.ts b/src/composables/settings.ts
index 8bc30f7..1e5e15b 100644
--- a/src/composables/settings.ts
+++ b/src/composables/settings.ts
@@ -1,5 +1,8 @@
 import { ref, watch } from 'vue'
 
+import { LSK_DARKMODE } from '@/globals'
+import { setItem } from '@/storage'
+
 export const darkMode = ref(true)
 
 watch(darkMode, val => {
@@ -9,7 +12,7 @@ watch(darkMode, val => {
   else {
     document.documentElement.classList.remove('dark')
   }
-  localStorage.setItem('n0_dark', val ? 'true' : 'false')
+  setItem(LSK_DARKMODE, val ? 'true' : 'false')
 })
 
 export function isDarkModeDefault(): boolean {
diff --git a/src/composables/statistics.ts b/src/composables/statistics.ts
new file mode 100644
index 0000000..e13e5e2
--- /dev/null
+++ b/src/composables/statistics.ts
@@ -0,0 +1,76 @@
+import { merge } from 'lodash-es'
+import { reactive, watch } from 'vue'
+
+// import { plausible } from '@/analytics'
+import { LSK_STATS } from '@/globals'
+import * as storage from '@/storage'
+import { GameStats } from '@/types'
+// import { getCurrentSessionKey } from '@/utils'
+
+// import { countTotalGuesses, isWinner } from './game-state'
+
+export const gameStats = reactive<GameStats>(loadStats())
+
+// Triggered when the list of played games has changed
+watch(
+  () => gameStats.games,
+  games => {
+    const keys = Object.keys(games).sort()
+
+    // Recompute games count
+    gameStats.bestStreak = 0
+    gameStats.currentStreak = 0
+    gameStats.nbGames = keys.length
+    for (const key of keys) {
+      if (gameStats.games[key].won) {
+        if (++gameStats.currentStreak > gameStats.bestStreak) {
+          gameStats.bestStreak = gameStats.currentStreak
+        }
+      }
+      else {
+        gameStats.currentStreak = 0
+      }
+    }
+
+    // Automatically save stats in storage when updated
+    storage.setItem(LSK_STATS, JSON.stringify(gameStats))
+  },
+  { deep: true, immediate: true },
+)
+
+function loadStats(): GameStats {
+  const stats: GameStats = {
+    bestStreak: 0,
+    currentStreak: 0,
+    nbGames: 0,
+    games: {},
+  }
+  const loaded = (() => {
+    try {
+      return JSON.parse(storage.getItem(LSK_STATS)!)
+    }
+    catch (e) {
+      return {}
+    }
+  })()
+  merge(stats, loaded)
+
+  return stats
+}
+
+function setScore(seed: string, won: boolean, score: number): void {
+  // Don't overwrite an existing score
+  if (!gameStats.games[seed]) {
+    gameStats.games[seed] = { score, won }
+    // plausible.trackEvent(won ? 'win_game' : 'lose_game')
+    // plausible.trackEvent('end_game')
+  }
+}
+
+export function hasPlayed(seed:string): boolean {
+  return !!gameStats.games[seed]
+}
+
+// export function saveScore(): void {
+//   setScore(getCurrentSessionKey(), isWinner.value, countTotalGuesses.value)
+// }
diff --git a/src/globals.ts b/src/globals.ts
index c01e8c3..8307564 100644
--- a/src/globals.ts
+++ b/src/globals.ts
@@ -1,6 +1,9 @@
 export const GAME_STARTING_DATE = '2022-02-18'
 export const BXL_TZ = 'Europe/Brussels'
 
+export const LSK_DARKMODE = 'n0_dark'
+export const LSK_STATS = 'n0_stats'
+
 export const operators = ['+', '-', '*', '/'] as const
 
 export const pools = {
diff --git a/src/locales/fr.json b/src/locales/fr.json
index 5ffccd2..d5695ca 100644
--- a/src/locales/fr.json
+++ b/src/locales/fr.json
@@ -12,5 +12,6 @@
   "gameDescription": "Combinez les nombres imposés afin d'atteindre le résultat, ou de vous en         approcher le plus possible.",
   "dailyDescription": "Le défi quotidien change chaque jour à minuit, et est commun à tous les joueurs.",
   "randomDescription": "Une partie au hasard, pour le plaisir.",
-  "share": "Partager"
+  "share": "Partager",
+  "finishDailyToPlayRandom": "Terminez le défi quotidien pour débloquer."
 }
diff --git a/src/storage.ts b/src/storage.ts
new file mode 100644
index 0000000..3519970
--- /dev/null
+++ b/src/storage.ts
@@ -0,0 +1,16 @@
+import { hasPlayed } from './composables/statistics'
+import { getCurrentSessionKey } from './utils'
+
+export function setItem(k: string, v: string): void {
+  return localStorage.setItem(k, v)
+}
+export function getItem(k: string): string | null
+export function getItem(k: string, defaultValue: any): string
+export function getItem(k: string, defaultValue?: any): string | null {
+  try {
+    return localStorage.getItem(k) ?? null
+  }
+  catch (e) {
+    return defaultValue ?? null
+  }
+}
diff --git a/src/types.ts b/src/types.ts
index 5413f88..a6bce34 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -11,3 +11,10 @@ export type Operation = {
   operator: OperatorType | null
   result: Plaquette | null
 }
+
+export type GameStats = {
+  bestStreak: number
+  currentStreak: number
+  nbGames: number
+  games: { [key: string]: { score: number; won: boolean } }
+}
diff --git a/src/utils.ts b/src/utils.ts
index 6a5ea75..a7d0bbe 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -6,6 +6,10 @@ export function getCurrentDate(): Date {
   return utcToZonedTime(new Date(), BXL_TZ)
 }
 
+export function getCurrentSessionKey(): string {
+  return getCurrentDate().toISOString().slice(0, 10)
+}
+
 // #region RNG
 
 export let random = Math.random
@@ -60,7 +64,7 @@ export function shuffle<T>(array: T[]): T[] {
 function initDailyPRNG(): () => number {
   // Prefix the seed when in dev to avoid spoiling myself while working on it
   const prefix = import.meta.env.DEV ? 'dev-' : ''
-  const hashed = hashStr(prefix + getCurrentDate().toISOString().slice(0, 10))
+  const hashed = hashStr(prefix + getCurrentSessionKey())
   return mulberry32(hashed)
 }
 
diff --git a/src/views/GameView.vue b/src/views/GameView.vue
index f93b68c..e06cbdb 100644
--- a/src/views/GameView.vue
+++ b/src/views/GameView.vue
@@ -71,7 +71,7 @@
 <script setup lang="ts">
 import { computed, onMounted, onUnmounted, ref, watch } from 'vue'
 import { useI18n } from 'vue-i18n'
-import { useRoute } from 'vue-router'
+import { useRoute, useRouter } from 'vue-router'
 
 import {
   getEmptyOperation,
@@ -84,7 +84,7 @@ import OperationsList from '@/components/OperationsList.vue'
 import OperatorsList from '@/components/OperatorsList.vue'
 import PlaquettesList from '@/components/PlaquettesList.vue'
 import {
-clearOperationsList,
+  clearOperationsList,
   currentOperation,
   gameIsRunning,
   gameState,
@@ -94,9 +94,17 @@ clearOperationsList,
   plaquettes,
   result,
 } from '@/composables/game-state'
+import { hasPlayed } from '@/composables/statistics'
 import { GameState, pools } from '@/globals'
 import { OperatorType, Plaquette } from '@/types'
-import { randItem, random, randRange, setDailyPRNG, setMathPRNG } from '@/utils'
+import {
+  getCurrentSessionKey,
+  randItem,
+  random,
+  randRange,
+  setDailyPRNG,
+  setMathPRNG,
+} from '@/utils'
 
 const { t } = useI18n() // call `useI18n`, and spread `t` from  `useI18n` returning
 
@@ -219,6 +227,12 @@ function reboot(): void {
  */
 
 onMounted(() => {
+  if (!isDaily.value && !hasPlayed(getCurrentSessionKey())) {
+    const router = useRouter()
+    router.replace({ name: 'home' })
+    return
+  }
+
   if (isDaily.value) {
     console.log('daily rng')
     setDailyPRNG()
diff --git a/src/views/HomeView.vue b/src/views/HomeView.vue
index 3892ff4..5fe9ce6 100644
--- a/src/views/HomeView.vue
+++ b/src/views/HomeView.vue
@@ -18,18 +18,29 @@
       <!-- Random -->
       <div class="flex flex-col gap-4 items-center">
         <RouterLink
-          to="/random"
-          class="text-2xl btn-border">
+          :to="canPlayRandom ? '/random' : ''"
+          class="text-2xl btn-border"
+          :class="{ 'btn-disabled': !canPlayRandom }">
           {{ t('randomGame') }}
         </RouterLink>
         {{ t('randomDescription') }}
+        <span
+          class="italic"
+          v-if="!canPlayRandom">{{
+            t('finishDailyToPlayRandom')
+          }}</span>
       </div>
     </div>
   </div>
 </template>
 
 <script setup lang="ts">
+import { computed } from 'vue'
 import { useI18n } from 'vue-i18n'
 
+import { hasPlayed } from '@/composables/statistics'
+import { getCurrentSessionKey } from '@/utils'
+
 const { t } = useI18n()
+const canPlayRandom = computed(() => hasPlayed(getCurrentSessionKey()))
 </script>