diff --git a/src/components/dashboard/budget-column.tsx b/src/components/dashboard/budget-column.tsx
index d0c8b92..e7e6de1 100644
--- a/src/components/dashboard/budget-column.tsx
+++ b/src/components/dashboard/budget-column.tsx
@@ -271,6 +271,31 @@ export function BudgetColumn({
 
   const selectedBudget = group.budgets.find((budget) => budget.id === selectedBudgetId) ?? group.budgets[0] ?? null;
   const visibleBudgets = isCompactLayout && selectedBudget ? [selectedBudget] : group.budgets;
+  const mobilePrimarySelectSx = {
+    width: "100%",
+    "& .MuiOutlinedInput-root": {
+      minHeight: 64,
+      borderRadius: "28px",
+      backgroundColor: alpha(theme.palette.background.paper, isDark ? 0.72 : 0.96),
+      "& fieldset": {
+        borderColor: alpha(theme.palette.primary.main, isDark ? 0.54 : 0.38)
+      },
+      "&:hover fieldset": {
+        borderColor: alpha(theme.palette.primary.main, 0.72)
+      },
+      "&.Mui-focused fieldset": {
+        borderWidth: 2,
+        borderColor: theme.palette.primary.main
+      }
+    },
+    "& .MuiInputLabel-root": {
+      color: theme.palette.text.secondary
+    },
+    "& .MuiInputBase-input": {
+      fontSize: "1.08rem",
+      fontWeight: 600
+    }
+  } as const;
 
   return (
     <Card
@@ -441,6 +466,7 @@ export function BudgetColumn({
               value={selectedBudget?.id ?? ""}
               onChange={(event) => setSelectedBudgetId(event.target.value)}
               fullWidth
+              sx={mobilePrimarySelectSx}
             >
               {group.budgets.map((budget) => (
                 <MenuItem key={budget.id} value={budget.id}>
diff --git a/src/components/dashboard/dashboard-shell.tsx b/src/components/dashboard/dashboard-shell.tsx
index 2eb723d..aca0b84 100644
--- a/src/components/dashboard/dashboard-shell.tsx
+++ b/src/components/dashboard/dashboard-shell.tsx
@@ -175,6 +175,17 @@ function sortManagedUsersList(users: DashboardManagedUser[]) {
 
 
 type MobileSection = "overview" | "actions";
+type MobileAction =
+  | "expense"
+  | "budgetRelease"
+  | "workingGroup"
+  | "budget"
+  | "periods"
+  | "backup"
+  | "userCreate"
+  | "approvalThreshold"
+  | "users"
+  | "logs";
 type DesktopSection = "overview" | "budgetGroups" | "periods" | "users" | "logs";
 const currencyFormatter = new Intl.NumberFormat("de-DE", {
   style: "currency",
@@ -300,6 +311,26 @@ export function DashboardShell({
     ...(canManageAccounts ? [{ value: "users" as const, label: "Nutzerverwaltung" }] : []),
     ...(canManageAccounts ? [{ value: "logs" as const, label: "Backup & Log" }] : [])
   ];
+  const mobileActions = [
+    { value: "expense" as const, label: "Neue Ausgabe" },
+    ...(canManagePeriods ? [{ value: "budgetRelease" as const, label: "Bereits an AG übergeben" }] : []),
+    ...(canManageBudgets(viewer.role)
+      ? [
+          { value: "workingGroup" as const, label: "AG anlegen" },
+          { value: "budget" as const, label: "Budget anlegen" }
+        ]
+      : []),
+    ...(canManagePeriods ? [{ value: "periods" as const, label: "Zeitraum" }] : []),
+    ...(canManageAccounts
+      ? [
+          { value: "backup" as const, label: "CSV-Backup" },
+          { value: "userCreate" as const, label: "Nutzer anlegen" },
+          { value: "approvalThreshold" as const, label: "Freigabe-Schwelle" },
+          { value: "users" as const, label: "Nutzer verwalten" },
+          { value: "logs" as const, label: "Änderungsverlauf" }
+        ]
+      : [])
+  ];
   const showDesktopSectionTabs = !isCompactLayout && desktopSections.length > 1;
 
   const defaultEditableGroup =
@@ -340,6 +371,7 @@ export function DashboardShell({
   const [message, setMessage] = useState<DashboardMessage | null>(null);
   const [busy, setBusy] = useState(false);
   const [mobileSection, setMobileSection] = useState<MobileSection>("overview");
+  const [selectedMobileAction, setSelectedMobileAction] = useState<MobileAction>("expense");
   const [desktopSection, setDesktopSection] = useState<DesktopSection>("overview");
   const [selectedCurrentPeriodId, setSelectedCurrentPeriodId] = useState(currentPeriodId);
   const [selectedMobileGroupId, setSelectedMobileGroupId] = useState(visibleGroups[0]?.id ?? "");
@@ -377,6 +409,12 @@ export function DashboardShell({
     }
   }, [desktopSection, desktopSections]);
 
+  useEffect(() => {
+    if (!mobileActions.some((action) => action.value === selectedMobileAction)) {
+      setSelectedMobileAction(mobileActions[0]?.value ?? "expense");
+    }
+  }, [mobileActions, selectedMobileAction]);
+
   useEffect(() => {
     const directGroupId = searchParams.get("group");
     const budgetId = searchParams.get("budget");
@@ -1450,6 +1488,32 @@ export function DashboardShell({
     overflow: "hidden"
   };
 
+  const mobilePrimarySelectSx = {
+    width: "100%",
+    "& .MuiOutlinedInput-root": {
+      minHeight: 64,
+      borderRadius: "28px",
+      backgroundColor: alpha(theme.palette.background.paper, isDark ? 0.72 : 0.96),
+      "& fieldset": {
+        borderColor: alpha(theme.palette.primary.main, isDark ? 0.54 : 0.38)
+      },
+      "&:hover fieldset": {
+        borderColor: alpha(theme.palette.primary.main, 0.72)
+      },
+      "&.Mui-focused fieldset": {
+        borderWidth: 2,
+        borderColor: theme.palette.primary.main
+      }
+    },
+    "& .MuiInputLabel-root": {
+      color: theme.palette.text.secondary
+    },
+    "& .MuiInputBase-input": {
+      fontSize: "1.08rem",
+      fontWeight: 600
+    }
+  } as const;
+
   const periodManagementPanel = canManagePeriods ? (
     <Stack spacing={2}>
       <Box>
@@ -1655,7 +1719,24 @@ export function DashboardShell({
           : null)
       }}
     >
-      {isCompactLayout || desktopSection === "overview" ? (
+      {isCompactLayout ? (
+        <TextField
+          select
+          label="Aktion auswählen"
+          value={selectedMobileAction}
+          onChange={(event) => setSelectedMobileAction(event.target.value as MobileAction)}
+          fullWidth
+          sx={mobilePrimarySelectSx}
+        >
+          {mobileActions.map((action) => (
+            <MenuItem key={action.value} value={action.value}>
+              {action.label}
+            </MenuItem>
+          ))}
+        </TextField>
+      ) : null}
+
+      {(isCompactLayout ? selectedMobileAction === "expense" : desktopSection === "overview") ? (
         <Card sx={islandCardSx}>
         <CardContent sx={{ p: 3 }}>
           <Stack spacing={2.5}>
@@ -1777,7 +1858,7 @@ export function DashboardShell({
         </Card>
       ) : null}
 
-      {canManagePeriods && (isCompactLayout || desktopSection === "overview") ? (
+      {canManagePeriods && (isCompactLayout ? selectedMobileAction === "budgetRelease" : desktopSection === "overview") ? (
         <Card sx={islandCardSx}>
           <CardContent sx={{ p: 3 }}>
             <Stack spacing={2.5}>
@@ -1869,7 +1950,7 @@ export function DashboardShell({
         </Card>
       ) : null}
 
-      {canManageBudgets(viewer.role) && (isCompactLayout || desktopSection === "budgetGroups") ? (
+      {canManageBudgets(viewer.role) && (isCompactLayout ? selectedMobileAction === "workingGroup" : desktopSection === "budgetGroups") ? (
         <Card sx={islandCardSx}>
           <CardContent sx={{ p: 3 }}>
             <Stack spacing={2.5}>
@@ -1902,7 +1983,7 @@ export function DashboardShell({
         </Card>
       ) : null}
 
-      {canManageBudgets(viewer.role) && (isCompactLayout || desktopSection === "budgetGroups") ? (
+      {canManageBudgets(viewer.role) && (isCompactLayout ? selectedMobileAction === "budget" : desktopSection === "budgetGroups") ? (
         <Card sx={islandCardSx}>
           <CardContent sx={{ p: 3 }}>
             <Stack spacing={2.5}>
@@ -1983,13 +2064,13 @@ export function DashboardShell({
         </Card>
       ) : null}
 
-      {canManagePeriods && isCompactLayout ? (
+      {canManagePeriods && isCompactLayout && selectedMobileAction === "periods" ? (
         <Card sx={islandCardSx}>
           <CardContent sx={{ p: 3 }}>{periodManagementPanel}</CardContent>
         </Card>
       ) : null}
 
-      {canManageAccounts && (isCompactLayout || desktopSection === "logs") ? (
+      {canManageAccounts && (isCompactLayout ? selectedMobileAction === "backup" : desktopSection === "logs") ? (
         <Card sx={islandCardSx}>
           <CardContent sx={{ p: 3 }}>
             <Stack spacing={2}>
@@ -2038,8 +2119,12 @@ export function DashboardShell({
         </Card>
       ) : null}
 
-      {canManageAccounts && (isCompactLayout || desktopSection === "users") ? (
+      {canManageAccounts &&
+      (isCompactLayout
+        ? selectedMobileAction === "userCreate" || selectedMobileAction === "approvalThreshold"
+        : desktopSection === "users") ? (
         <Stack spacing={3}>
+          {!isCompactLayout || selectedMobileAction === "userCreate" ? (
           <Card sx={islandCardSx}>
             <CardContent sx={{ p: 3 }}>
               <Stack spacing={2.5}>
@@ -2141,7 +2226,9 @@ export function DashboardShell({
               </Stack>
             </CardContent>
           </Card>
+          ) : null}
 
+          {!isCompactLayout || selectedMobileAction === "approvalThreshold" ? (
           <Card sx={islandCardSx}>
             <CardContent sx={{ p: 3 }}>
               <Stack spacing={2}>
@@ -2168,9 +2255,10 @@ export function DashboardShell({
               </Stack>
             </CardContent>
           </Card>
+          ) : null}
         </Stack>
       ) : null}
-      {canManageAccounts && (isCompactLayout || desktopSection === "users") ? (
+      {canManageAccounts && (isCompactLayout ? selectedMobileAction === "users" : desktopSection === "users") ? (
         <Card sx={islandCardSx}>
           <CardContent sx={{ p: 3 }}>
             <Stack spacing={2}>
@@ -2412,7 +2500,7 @@ export function DashboardShell({
           </CardContent>
         </Card>
       ) : null}
-      {canManageAccounts && (isCompactLayout || desktopSection === "logs") ? (
+      {canManageAccounts && (isCompactLayout ? selectedMobileAction === "logs" : desktopSection === "logs") ? (
         <Card sx={islandCardSx}>
           <CardContent sx={{ p: 3 }}>
             <Stack spacing={2}>
@@ -2532,6 +2620,7 @@ export function DashboardShell({
             setFocusedBudgetId(null);
           }}
           fullWidth
+          sx={mobilePrimarySelectSx}
         >
           {visibleGroups.map((group) => (
             <MenuItem key={group.id} value={group.id}>