diff --git a/apps/api/src/routers/day-entry.ts b/apps/api/src/routers/day-entry.ts
index ad30b95..0f66062 100644
--- a/apps/api/src/routers/day-entry.ts
+++ b/apps/api/src/routers/day-entry.ts
@@ -240,6 +240,46 @@ export const dayEntryRouter = router({
       return updated;
     }),
 
+  /**
+   * Einzelnes ToDo mitten am Tag hinzufügen (auch nach der Reflexion möglich,
+   * solange der Tageseintrag vom heutigen Berlin-Tag ist).
+   */
+  addTodo: protectedProcedure
+    .input(DayEntrySchemas.addTodoInput)
+    .mutation(async ({ ctx, input }) => {
+      const date = todayIso();
+      const entry = (
+        await ctx.db
+          .select()
+          .from(dayEntry)
+          .where(and(eq(dayEntry.userId, ctx.user.id), eq(dayEntry.date, date)))
+          .limit(1)
+      )[0];
+      if (!entry) {
+        throw new TRPCError({
+          code: 'BAD_REQUEST',
+          message: 'Du bist heute noch nicht locked in.',
+        });
+      }
+      const existing = await ctx.db
+        .select({ id: todo.id })
+        .from(todo)
+        .where(eq(todo.dayEntryId, entry.id));
+      const [created] = await ctx.db
+        .insert(todo)
+        .values({
+          dayEntryId: entry.id,
+          userId: ctx.user.id,
+          date: entry.date,
+          title: input.title,
+          order: existing.length,
+          bezugKind: input.bezugKind ?? null,
+          bezugId: input.bezugId ?? null,
+        })
+        .returning();
+      return created;
+    }),
+
   /**
    * Abend-Reflexion. Setzt Ampel + Trend, optional Blocker.
    */
diff --git a/apps/web/src/routes/heute.tsx b/apps/web/src/routes/heute.tsx
index f90a0c2..dd7ea8c 100644
--- a/apps/web/src/routes/heute.tsx
+++ b/apps/web/src/routes/heute.tsx
@@ -273,6 +273,42 @@ function TodoRow({
   );
 }
 
+function AddTodoInline() {
+  const utils = trpc.useUtils();
+  const [title, setTitle] = useState('');
+  const add = trpc.dayEntry.addTodo.useMutation({
+    onSuccess: async () => {
+      setTitle('');
+      await utils.dayEntry.today.invalidate();
+      await utils.dayEntry.todayTeam.invalidate();
+      await utils.dashboard.overview.invalidate();
+    },
+  });
+  return (
+    <form
+      className="mt-3 flex items-center gap-2"
+      onSubmit={(e) => {
+        e.preventDefault();
+        const v = title.trim();
+        if (!v) return;
+        add.mutate({ title: v });
+      }}
+    >
+      <input
+        type="text"
+        value={title}
+        onChange={(e) => setTitle(e.target.value)}
+        placeholder="Neues ToDo hinzufügen …"
+        maxLength={200}
+        className="flex-1 rounded-[var(--radius-md)] border border-[var(--color-border)] bg-white px-3 py-2 text-sm focus:border-[var(--color-ink)] focus:outline-none"
+      />
+      <Button type="submit" size="sm" variant="secondary" disabled={!title.trim() || add.isPending}>
+        <Plus size={14} /> Hinzufügen
+      </Button>
+    </form>
+  );
+}
+
 function EinstempeltView({
   todos,
   entry,
@@ -322,6 +358,7 @@ function EinstempeltView({
               <TodoRow key={t.id} todo={t} allTodos={todos} />
             ))}
           </ul>
+          <AddTodoInline />
         </Card.Body>
         <Card.Footer className="flex justify-end">
           <Button onClick={() => (location.href = '/reflexion')}>{ctaLabel}</Button>
diff --git a/packages/shared/src/schemas/day-entry.ts b/packages/shared/src/schemas/day-entry.ts
index b5c94cf..cf12d29 100644
--- a/packages/shared/src/schemas/day-entry.ts
+++ b/packages/shared/src/schemas/day-entry.ts
@@ -57,6 +57,14 @@ export const editTodoTitleInput = z.object({
 });
 export type EditTodoTitleInput = z.infer<typeof editTodoTitleInput>;
 
+// Einzelnes ToDo mitten am Tag zum heutigen Tageseintrag hinzufügen.
+export const addTodoInput = z.object({
+  title: z.string().min(1).max(200),
+  bezugKind: bezugKindSchema.optional(),
+  bezugId: z.string().uuid().optional(),
+});
+export type AddTodoInput = z.infer<typeof addTodoInput>;
+
 export const markAbsentInput = z.object({
   from: z.string().regex(/^\d{4}-\d{2}-\d{2}$/),
   to: z.string().regex(/^\d{4}-\d{2}-\d{2}$/),