diff --git a/client/public/__manus__/version.json b/client/public/__manus__/version.json
index 0b4a46e..e32a7a8 100644
--- a/client/public/__manus__/version.json
+++ b/client/public/__manus__/version.json
@@ -1,4 +1,4 @@
 {
-  "version": "3967f6c2",
-  "timestamp": 1782655834971
+  "version": "6c88c7af",
+  "timestamp": 1782767248272
 }
\ No newline at end of file
diff --git a/client/src/pages/Settings.tsx b/client/src/pages/Settings.tsx
index e436f35..b14b1e5 100644
--- a/client/src/pages/Settings.tsx
+++ b/client/src/pages/Settings.tsx
@@ -220,8 +220,10 @@ export default function SettingsPage() {
     sharepoint_token: "",
     auth_mode: "local",
     import_time: "06:00",
-    fetch_mode: "scheduled",
+    fetch_mode: "daily",
     fetch_interval_minutes: "1440",
+    fetch_week_day: "1",
+    fetch_month_day: "1",
   });
 
   useEffect(() => {
@@ -465,57 +467,106 @@ export default function SettingsPage() {
               <CardDescription>Configurez la fréquence et l'heure de déclenchement des mises à jour automatiques (import Excel + lecture RSS).</CardDescription>
             </CardHeader>
             <CardContent className="space-y-5">
-              {/* Mode */}
+              {/* Fréquence */}
               <div className="space-y-2">
-                <Label className="text-sm font-medium">Mode de planification</Label>
-                <div className="grid grid-cols-2 gap-3 max-w-md">
-                  {(["scheduled", "interval"] as const).map((mode) => (
+                <Label className="text-sm font-medium">Fréquence de mise à jour</Label>
+                <div className="grid grid-cols-2 gap-3 max-w-lg">
+                  {([
+                    { value: "daily",    label: "Quotidienne",    desc: "Chaque jour à l'heure choisie" },
+                    { value: "weekly",   label: "Hebdomadaire",   desc: "Un jour précis chaque semaine" },
+                    { value: "monthly",  label: "Mensuelle",      desc: "Un jour précis chaque mois" },
+                    { value: "interval", label: "Intervalle",     desc: "Toutes les N heures" },
+                  ] as const).map((opt) => (
                     <button
-                      key={mode}
+                      key={opt.value}
                       type="button"
-                      onClick={() => set("fetch_mode", mode)}
+                      onClick={() => set("fetch_mode", opt.value)}
                       className={cn(
                         "flex items-center gap-2 p-3 rounded-lg border-2 text-left transition-all text-sm",
-                        (form.fetch_mode || "scheduled") === mode
+                        (form.fetch_mode || "daily") === opt.value
                           ? "border-primary bg-primary/5"
                           : "border-border hover:border-primary/40"
                       )}
                     >
-                      <Clock className={cn("h-4 w-4", (form.fetch_mode || "scheduled") === mode ? "text-primary" : "text-muted-foreground")} />
+                      <Clock className={cn("h-4 w-4 shrink-0", (form.fetch_mode || "daily") === opt.value ? "text-primary" : "text-muted-foreground")} />
                       <div>
-                        <p className="font-medium">{mode === "scheduled" ? "Heure fixe" : "Intervalle"}</p>
-                        <p className="text-xs text-muted-foreground">{mode === "scheduled" ? "Chaque jour à une heure précise" : "Toutes les N heures"}</p>
+                        <p className="font-medium">{opt.label}</p>
+                        <p className="text-xs text-muted-foreground">{opt.desc}</p>
                       </div>
                     </button>
                   ))}
                 </div>
               </div>
 
-              {/* Heure fixe */}
-              {(form.fetch_mode || "scheduled") === "scheduled" && (
+              {/* Heure (tous les modes sauf intervalle) */}
+              {(form.fetch_mode || "daily") !== "interval" && (
                 <div className="space-y-2 max-w-xs">
-                  <Label>Heure d'import quotidien</Label>
+                  <Label>Heure de déclenchement</Label>
                   <Input
                     type="time"
                     value={form.import_time || "06:00"}
                     onChange={(e) => set("import_time", e.target.value)}
                   />
-                  <p className="text-xs text-muted-foreground">
-                    Prochain import : demain à {form.import_time || "06:00"}
-                  </p>
+                </div>
+              )}
+
+              {/* Jour de la semaine (hebdomadaire) */}
+              {(form.fetch_mode || "daily") === "weekly" && (
+                <div className="space-y-2">
+                  <Label className="text-sm font-medium">Jour de la semaine</Label>
+                  <div className="flex flex-wrap gap-2">
+                    {[
+                      { label: "Lun", value: "1" },
+                      { label: "Mar", value: "2" },
+                      { label: "Mer", value: "3" },
+                      { label: "Jeu", value: "4" },
+                      { label: "Ven", value: "5" },
+                      { label: "Sam", value: "6" },
+                      { label: "Dim", value: "0" },
+                    ].map((d) => (
+                      <button
+                        key={d.value}
+                        type="button"
+                        onClick={() => set("fetch_week_day", d.value)}
+                        className={cn(
+                          "w-12 py-2 rounded-lg border-2 text-sm font-medium transition-all",
+                          (form.fetch_week_day || "1") === d.value
+                            ? "border-primary bg-primary/5 text-primary"
+                            : "border-border hover:border-primary/40 text-foreground"
+                        )}
+                      >
+                        {d.label}
+                      </button>
+                    ))}
+                  </div>
+                </div>
+              )}
+
+              {/* Jour du mois (mensuel) */}
+              {(form.fetch_mode || "daily") === "monthly" && (
+                <div className="space-y-2 max-w-xs">
+                  <Label>Jour du mois (1–28)</Label>
+                  <Input
+                    type="number"
+                    min={1}
+                    max={28}
+                    value={form.fetch_month_day || "1"}
+                    onChange={(e) => set("fetch_month_day", e.target.value)}
+                  />
+                  <p className="text-xs text-muted-foreground">Maximum 28 pour garantir l'exécution tous les mois</p>
                 </div>
               )}
 
               {/* Intervalle */}
-              {(form.fetch_mode || "scheduled") === "interval" && (
-                <div className="space-y-2 max-w-xs">
-                  <Label>Fréquence de mise à jour</Label>
-                  <div className="grid grid-cols-3 gap-2">
+              {(form.fetch_mode || "daily") === "interval" && (
+                <div className="space-y-2">
+                  <Label className="text-sm font-medium">Intervalle de répétition</Label>
+                  <div className="flex flex-wrap gap-2">
                     {[
-                      { label: "1h", value: "60" },
-                      { label: "2h", value: "120" },
-                      { label: "4h", value: "240" },
-                      { label: "6h", value: "360" },
+                      { label: "1h",  value: "60" },
+                      { label: "2h",  value: "120" },
+                      { label: "4h",  value: "240" },
+                      { label: "6h",  value: "360" },
                       { label: "12h", value: "720" },
                       { label: "24h", value: "1440" },
                     ].map((opt) => (
@@ -524,7 +575,7 @@ export default function SettingsPage() {
                         type="button"
                         onClick={() => set("fetch_interval_minutes", opt.value)}
                         className={cn(
-                          "py-2 px-3 rounded-lg border-2 text-sm font-medium transition-all",
+                          "w-14 py-2 rounded-lg border-2 text-sm font-medium transition-all",
                           (form.fetch_interval_minutes || "1440") === opt.value
                             ? "border-primary bg-primary/5 text-primary"
                             : "border-border hover:border-primary/40 text-foreground"
@@ -535,7 +586,9 @@ export default function SettingsPage() {
                     ))}
                   </div>
                   <p className="text-xs text-muted-foreground">
-                    Import toutes les {(form.fetch_interval_minutes || "1440") === "60" ? "heure" : `${parseInt(form.fetch_interval_minutes || "1440") / 60} heures`}
+                    Import toutes les {parseInt(form.fetch_interval_minutes || "1440") >= 60
+                      ? `${parseInt(form.fetch_interval_minutes || "1440") / 60}h`
+                      : `${form.fetch_interval_minutes || "1440"} min`}
                   </p>
                 </div>
               )}
diff --git a/server/_core/index.ts b/server/_core/index.ts
index 94531cc..ee3955a 100644
--- a/server/_core/index.ts
+++ b/server/_core/index.ts
@@ -35,27 +35,46 @@ let cronJob: ReturnType<typeof cron.schedule> | null = null;
 
 export async function scheduleDailyImport() {
   const importTime = (await getSetting("import_time")) || "06:00";
-  const fetchMode = (await getSetting("fetch_mode")) || "scheduled";
+  const fetchMode = (await getSetting("fetch_mode")) || "daily";
   const fetchIntervalMinutes = parseInt((await getSetting("fetch_interval_minutes")) || "1440", 10);
+  const fetchWeekDay = (await getSetting("fetch_week_day")) || "1"; // 0=dim, 1=lun, ..., 6=sam
+  const fetchMonthDay = (await getSetting("fetch_month_day")) || "1"; // 1-28
+
+  const [hour, minute] = importTime.split(":").map(Number);
+  const h = hour ?? 6;
+  const m = minute ?? 0;
 
   let cronExpr: string;
+  let cronLabel: string;
+
   if (fetchMode === "interval") {
     const intervalMin = Math.max(60, fetchIntervalMinutes);
-    if (intervalMin < 60) {
-      cronExpr = `*/${intervalMin} * * * *`;
-    } else if (intervalMin % 60 === 0) {
+    if (intervalMin % 60 === 0) {
       const hours = intervalMin / 60;
-      cronExpr = hours === 24 ? `0 0 * * *` : `0 */${hours} * * *`;
+      cronExpr = hours === 24 ? `0 ${m} ${h} * * *` : `0 ${m} */${hours} * * *`;
     } else {
-      cronExpr = `*/${intervalMin} * * * *`;
+      cronExpr = `0 */${intervalMin} * * * *`;
     }
-    console.log(`[Cron] Mode intervalle — toutes les ${intervalMin} minutes (${cronExpr})`);
+    const hours = intervalMin / 60;
+    cronLabel = `Mode intervalle — toutes les ${hours >= 1 ? hours + "h" : intervalMin + "min"} (${cronExpr})`;
+  } else if (fetchMode === "weekly") {
+    // hebdomadaire : le jour choisi à l'heure choisie
+    cronExpr = `0 ${m} ${h} * * ${fetchWeekDay}`;
+    const jours = ["dimanche", "lundi", "mardi", "mercredi", "jeudi", "vendredi", "samedi"];
+    cronLabel = `Mode hebdomadaire — chaque ${jours[parseInt(fetchWeekDay)] ?? "lundi"} à ${importTime} (${cronExpr})`;
+  } else if (fetchMode === "monthly") {
+    // mensuel : le jour du mois choisi à l'heure choisie
+    const day = Math.min(28, Math.max(1, parseInt(fetchMonthDay)));
+    cronExpr = `0 ${m} ${h} ${day} * *`;
+    cronLabel = `Mode mensuel — le ${day} de chaque mois à ${importTime} (${cronExpr})`;
   } else {
-    const [hour, minute] = importTime.split(":").map(Number);
-    cronExpr = `0 ${minute ?? 0} ${hour ?? 6} * * *`;
-    console.log(`[Cron] Mode heure fixe — tous les jours à ${importTime} (${cronExpr})`);
+    // daily (défaut)
+    cronExpr = `0 ${m} ${h} * * *`;
+    cronLabel = `Mode quotidien — tous les jours à ${importTime} (${cronExpr})`;
   }
 
+  console.log(`[Cron] ${cronLabel}`);
+
   if (cronJob) {
     cronJob.stop();
     cronJob = null;
diff --git a/server/routers.ts b/server/routers.ts
index 01a84c2..5652515 100644
--- a/server/routers.ts
+++ b/server/routers.ts
@@ -372,8 +372,10 @@ export const appRouter = router({
           sharepoint_token: z.string().optional(),
           auth_mode: z.enum(["local", "free"]).optional(),
           import_time: z.string().optional(),
-          fetch_mode: z.enum(["scheduled", "interval"]).optional(),
+          fetch_mode: z.enum(["daily", "weekly", "monthly", "interval", "scheduled"]).optional(),
           fetch_interval_minutes: z.string().optional(),
+          fetch_week_day: z.string().optional(),
+          fetch_month_day: z.string().optional(),
         })
       )
       .mutation(async ({ input }) => {
@@ -383,7 +385,7 @@ export const appRouter = router({
         }
         await setSettings(toSave);
         // Recharger le cron si la planification a changé
-        if (toSave.import_time || toSave.fetch_mode || toSave.fetch_interval_minutes) {
+        if (toSave.import_time || toSave.fetch_mode || toSave.fetch_interval_minutes || toSave.fetch_week_day || toSave.fetch_month_day) {
           await scheduleDailyImport();
         }
         return { success: true };
diff --git a/todo.md b/todo.md
index 3a6dddf..3666b0d 100644
--- a/todo.md
+++ b/todo.md
@@ -181,4 +181,9 @@
 - [x] Backend index.ts : lire fetch_mode et fetch_interval_minutes pour construire l'expression cron
 - [x] Backend routers.ts : exposer et sauvegarder ces deux nouveaux paramètres
 - [x] Frontend Settings.tsx : sélecteur mode (heure fixe / intervalle) + sélecteur intervalle (1h, 2h, 4h, 6h, 12h, 24h)
+- [x] Déployer en recette
+
+## Fréquence de planification enrichie
+- [x] Backend index.ts : générer l'expression cron selon quotidien/hebdomadaire (jour)/mensuel/intervalle
+- [x] Frontend Settings.tsx : sélecteur fréquence (quotidien, hebdo + jour, mensuel, intervalle) + heure
 - [ ] Déployer en recette