diff --git a/apps/desktop/src/lib/utils.ts b/apps/desktop/src/lib/utils.ts
index a5ef193..7d293cb 100644
--- a/apps/desktop/src/lib/utils.ts
+++ b/apps/desktop/src/lib/utils.ts
@@ -4,3 +4,19 @@ import { twMerge } from "tailwind-merge";
 export function cn(...inputs: ClassValue[]) {
   return twMerge(clsx(inputs));
 }
+
+export function formatDate(date: Date): string {
+  const now = new Date();
+  const diffInDays = Math.floor(
+    (now.getTime() - date.getTime()) / (1000 * 60 * 60 * 24),
+  );
+
+  if (diffInDays === 0) return "Today";
+  if (diffInDays === 1) return "Yesterday";
+
+  return date.toLocaleDateString("en-US", {
+    month: "short",
+    day: "numeric",
+    year: date.getFullYear() !== now.getFullYear() ? "numeric" : undefined,
+  });
+}
diff --git a/apps/desktop/src/main/preload.ts b/apps/desktop/src/main/preload.ts
index 31987e0..bdc021d 100644
--- a/apps/desktop/src/main/preload.ts
+++ b/apps/desktop/src/main/preload.ts
@@ -11,6 +11,9 @@ interface ShortcutData {
 }
 
 const api: ElectronAPI = {
+  // Platform information
+  platform: process.platform,
+
   sendAudioChunk: (
     chunk: Float32Array,
     isFinalChunk: boolean = false,
diff --git a/apps/desktop/src/renderer/main/components/command-search-button.tsx b/apps/desktop/src/renderer/main/components/command-search-button.tsx
new file mode 100644
index 0000000..16d1f56
--- /dev/null
+++ b/apps/desktop/src/renderer/main/components/command-search-button.tsx
@@ -0,0 +1,169 @@
+"use client";
+
+import * as React from "react";
+import { IconSearch } from "@tabler/icons-react";
+import { useNavigate } from "@tanstack/react-router";
+import {
+  CommandDialog,
+  CommandEmpty,
+  CommandGroup,
+  CommandInput,
+  CommandItem,
+  CommandList,
+} from "@/components/ui/command";
+import { Button } from "@/components/ui/button";
+import { api } from "@/trpc/react";
+import { FileTextIcon } from "lucide-react";
+import { formatDate } from "@/lib/utils";
+import { SETTINGS_NAV_ITEMS } from "../lib/settings-navigation";
+
+// Detect platform for keyboard shortcuts
+const isMac = window.electronAPI.platform === "darwin";
+
+export function CommandSearchButton() {
+  const [open, setOpen] = React.useState(false);
+  const [search, setSearch] = React.useState("");
+  const navigate = useNavigate();
+
+  // Client-side filtering for settings
+  const settingsResults = React.useMemo(() => {
+    const query = search.toLowerCase().trim();
+    if (!query) {
+      return SETTINGS_NAV_ITEMS;
+    }
+    return SETTINGS_NAV_ITEMS.filter((page) => {
+      const searchText = [page.title, page.description].join(" ").toLowerCase();
+      return searchText.includes(query);
+    });
+  }, [search]);
+
+  const { data: noteResults = [] } = api.notes.searchNotes.useQuery(
+    { query: search },
+    {
+      enabled: open,
+      staleTime: 1000 * 60 * 5,
+    },
+  );
+
+  const searchResults = React.useMemo(() => {
+    return [
+      ...settingsResults,
+      ...noteResults.map((n) => ({
+        ...n,
+        url: `/settings/notes/${n.id}`,
+        description: formatDate(new Date(n.createdAt)),
+        type: "note" as const,
+        icon: n.icon || "file-text",
+      })),
+    ];
+  }, [settingsResults, noteResults]);
+
+  React.useEffect(() => {
+    const down = (e: KeyboardEvent) => {
+      if (e.key === "k" && (e.metaKey || e.ctrlKey)) {
+        e.preventDefault();
+        setOpen((open) => !open);
+      }
+    };
+
+    document.addEventListener("keydown", down);
+    return () => document.removeEventListener("keydown", down);
+  }, []);
+
+  const shortcutDisplay = isMac ? "⌘ K" : "Ctrl+K";
+
+  const handleSelect = (url: string) => {
+    setOpen(false);
+    setSearch("");
+    navigate({ to: url });
+  };
+
+  return (
+    <>
+      <Button
+        variant="outline"
+        className="w-full justify-start gap-2 px-2 h-8 text-sm font-normal"
+        onClick={() => setOpen(true)}
+      >
+        <IconSearch className="h-4 w-4" />
+        <span className="flex-1 text-left">Search...</span>
+        <kbd className="pointer-events-none inline-flex h-5 select-none items-center gap-1 rounded border bg-muted px-1.5 font-mono text-[10px] font-medium text-muted-foreground ml-auto">
+          {shortcutDisplay}
+        </kbd>
+      </Button>
+
+      <CommandDialog open={open} onOpenChange={setOpen}>
+        <CommandInput
+          placeholder="Search settings and notes..."
+          value={search}
+          onValueChange={setSearch}
+        />
+        <CommandList>
+          <CommandEmpty>No results found.</CommandEmpty>
+          {(() => {
+            // Separate results by type
+            const noteResults = searchResults.filter(
+              (item) => item.type === "note",
+            );
+            const settingsResults = searchResults.filter(
+              (item) => item.type === "settings",
+            );
+
+            return (
+              <>
+                {settingsResults.length > 0 && (
+                  <CommandGroup heading="Settings">
+                    {settingsResults.map((page) => (
+                      <CommandItem
+                        key={page.url}
+                        value={page.title}
+                        onSelect={() => handleSelect(page.url)}
+                        className="cursor-pointer"
+                      >
+                        {typeof page.icon === "string" ? (
+                          <span className="mr-2 text-xl">{page.icon}</span>
+                        ) : (
+                          <page.icon className="mr-2 h-4 w-4" />
+                        )}
+                        <div className="flex flex-col">
+                          <span className="font-medium">{page.title}</span>
+                          <span className="text-xs text-muted-foreground">
+                            {page.description}
+                          </span>
+                        </div>
+                      </CommandItem>
+                    ))}
+                  </CommandGroup>
+                )}
+                {noteResults.length > 0 && (
+                  <CommandGroup heading="Notes">
+                    {noteResults.map((note) => (
+                      <CommandItem
+                        key={note.url}
+                        value={note.title}
+                        onSelect={() => handleSelect(note.url)}
+                        className="cursor-pointer"
+                      >
+                        {note.icon ? (
+                          <FileTextIcon className="mr-2 h-4 w-4" />
+                        ) : (
+                          <span className="mr-2 text-xl">{note.icon}</span>
+                        )}
+                        <div className="flex flex-col">
+                          <span className="font-medium">{note.title}</span>
+                          <span className="text-xs text-muted-foreground">
+                            {note.description}
+                          </span>
+                        </div>
+                      </CommandItem>
+                    ))}
+                  </CommandGroup>
+                )}
+              </>
+            );
+          })()}
+        </CommandList>
+      </CommandDialog>
+    </>
+  );
+}
diff --git a/apps/desktop/src/renderer/main/components/settings-sidebar.tsx b/apps/desktop/src/renderer/main/components/settings-sidebar.tsx
index 141b152..bbe91a5 100644
--- a/apps/desktop/src/renderer/main/components/settings-sidebar.tsx
+++ b/apps/desktop/src/renderer/main/components/settings-sidebar.tsx
@@ -1,16 +1,5 @@
 import * as React from "react";
-import {
-  IconSettings,
-  IconMicrophone,
-  IconBook,
-  IconBrain,
-  IconHistory,
-  IconInfoCircle,
-  IconBookFilled,
-  IconKeyboard,
-  IconAdjustments,
-  IconNotes,
-} from "@tabler/icons-react";
+import { IconBookFilled } from "@tabler/icons-react";
 
 import { NavMain } from "@/components/nav-main";
 import { NavSecondary } from "@/components/nav-secondary";
@@ -23,6 +12,8 @@ import {
   SidebarMenuButton,
   SidebarMenuItem,
 } from "@/components/ui/sidebar";
+import { CommandSearchButton } from "./command-search-button";
+import { SETTINGS_NAV_ITEMS } from "../lib/settings-navigation";
 
 // Custom Discord icon component
 const DiscordIcon = ({ className }: { className?: string }) => (
@@ -34,53 +25,11 @@ const DiscordIcon = ({ className }: { className?: string }) => (
 );
 
 const data = {
-  navMain: [
-    {
-      title: "Preferences",
-      url: "/settings/preferences",
-      icon: IconSettings,
-    },
-    {
-      title: "Dictation",
-      url: "/settings/dictation",
-      icon: IconMicrophone,
-    },
-    {
-      title: "Shortcuts",
-      url: "/settings/shortcuts",
-      icon: IconKeyboard,
-    },
-    {
-      title: "Notes",
-      url: "/settings/notes",
-      icon: IconNotes,
-    },
-    {
-      title: "Vocabulary",
-      url: "/settings/vocabulary",
-      icon: IconBook,
-    },
-    {
-      title: "AI Models",
-      url: "/settings/ai-models",
-      icon: IconBrain,
-    },
-    {
-      title: "History",
-      url: "/settings/history",
-      icon: IconHistory,
-    },
-    {
-      title: "Advanced",
-      url: "/settings/advanced",
-      icon: IconAdjustments,
-    },
-    {
-      title: "About",
-      url: "/settings/about",
-      icon: IconInfoCircle,
-    },
-  ],
+  navMain: SETTINGS_NAV_ITEMS.map(({ title, url, icon }) => ({
+    title,
+    url,
+    icon: typeof icon === "string" ? undefined : icon,
+  })),
   navSecondary: [
     {
       title: "Docs",
@@ -120,6 +69,9 @@ export function SettingsSidebar({
               </div>
             </SidebarMenuButton>
           </SidebarMenuItem>
+          <SidebarMenuItem>
+            <CommandSearchButton />
+          </SidebarMenuItem>
         </SidebarMenu>
       </SidebarHeader>
       <SidebarContent>
diff --git a/apps/desktop/src/renderer/main/lib/settings-navigation.ts b/apps/desktop/src/renderer/main/lib/settings-navigation.ts
new file mode 100644
index 0000000..e36f418
--- /dev/null
+++ b/apps/desktop/src/renderer/main/lib/settings-navigation.ts
@@ -0,0 +1,86 @@
+import {
+  IconSettings,
+  IconMicrophone,
+  IconBook,
+  IconBrain,
+  IconHistory,
+  IconInfoCircle,
+  IconKeyboard,
+  IconAdjustments,
+  IconNotes,
+  type Icon,
+} from "@tabler/icons-react";
+
+export interface SettingsNavItem {
+  title: string;
+  url: string;
+  description: string;
+  icon: Icon | string;
+  type: "settings";
+}
+
+export const SETTINGS_NAV_ITEMS: SettingsNavItem[] = [
+  {
+    title: "Preferences",
+    url: "/settings/preferences",
+    description: "Configure general application preferences and behavior",
+    icon: IconSettings,
+    type: "settings",
+  },
+  {
+    title: "Dictation",
+    url: "/settings/dictation",
+    description: "Configure speech recognition and dictation settings",
+    icon: IconMicrophone,
+    type: "settings",
+  },
+  {
+    title: "Shortcuts",
+    url: "/settings/shortcuts",
+    description: "Customize keyboard shortcuts and hotkeys",
+    icon: IconKeyboard,
+    type: "settings",
+  },
+  {
+    title: "Notes",
+    url: "/settings/notes",
+    description: "Manage your notes",
+    icon: IconNotes,
+    type: "settings",
+  },
+  {
+    title: "Vocabulary",
+    url: "/settings/vocabulary",
+    description: "Manage custom vocabulary and word recognition",
+    icon: IconBook,
+    type: "settings",
+  },
+  {
+    title: "AI Models",
+    url: "/settings/ai-models",
+    description: "Configure AI models and providers",
+    icon: IconBrain,
+    type: "settings",
+  },
+  {
+    title: "History",
+    url: "/settings/history",
+    description: "View and manage transcription history",
+    icon: IconHistory,
+    type: "settings",
+  },
+  {
+    title: "Advanced",
+    url: "/settings/advanced",
+    description: "Advanced configuration options",
+    icon: IconAdjustments,
+    type: "settings",
+  },
+  {
+    title: "About",
+    url: "/settings/about",
+    description: "About Amical and version information",
+    icon: IconInfoCircle,
+    type: "settings",
+  },
+];
diff --git a/apps/desktop/src/renderer/main/pages/notes/components/note-card.tsx b/apps/desktop/src/renderer/main/pages/notes/components/note-card.tsx
index 9367dc9..c698f3d 100644
--- a/apps/desktop/src/renderer/main/pages/notes/components/note-card.tsx
+++ b/apps/desktop/src/renderer/main/pages/notes/components/note-card.tsx
@@ -1,7 +1,7 @@
 "use client";
 
 import { FileText, Calendar } from "lucide-react";
-import { cn } from "@/lib/utils";
+import { cn, formatDate } from "@/lib/utils";
 import { Note } from "../types";
 
 interface RecentNoteCardProps {
@@ -9,22 +9,6 @@ interface RecentNoteCardProps {
   onNoteClick: (noteId: number) => void;
 }
 
-function formatDate(date: Date): string {
-  const now = new Date();
-  const diffInDays = Math.floor(
-    (now.getTime() - date.getTime()) / (1000 * 60 * 60 * 24),
-  );
-
-  if (diffInDays === 0) return "Today";
-  if (diffInDays === 1) return "Yesterday";
-
-  return date.toLocaleDateString("en-US", {
-    month: "short",
-    day: "numeric",
-    year: date.getFullYear() !== now.getFullYear() ? "numeric" : undefined,
-  });
-}
-
 export function NoteCard({ note, onNoteClick }: RecentNoteCardProps) {
   return (
     <div
diff --git a/apps/desktop/src/trpc/routers/notes.ts b/apps/desktop/src/trpc/routers/notes.ts
index 579e21e..d61a0b5 100644
--- a/apps/desktop/src/trpc/routers/notes.ts
+++ b/apps/desktop/src/trpc/routers/notes.ts
@@ -101,4 +101,25 @@ export const notesRouter = createRouter({
       }
       return { success: true };
     }),
+
+  // Search notes (for command palette)
+  searchNotes: procedure
+    .input(
+      z.object({
+        query: z.string().optional().default(""),
+        limit: z.number().optional().default(10),
+      }),
+    )
+    .query(async ({ input }) => {
+      const notes = await notesService.listNotes({
+        search: input.query || "",
+        limit: input.limit,
+      });
+      return notes.map((note) => ({
+        id: note.id,
+        title: note.title,
+        createdAt: note.createdAt,
+        icon: note.icon || "file-text",
+      }));
+    }),
 });
diff --git a/apps/desktop/src/types/electron-api.ts b/apps/desktop/src/types/electron-api.ts
index 2a1a127..ece6dd8 100644
--- a/apps/desktop/src/types/electron-api.ts
+++ b/apps/desktop/src/types/electron-api.ts
@@ -5,6 +5,9 @@ declare global {
 }
 
 export interface ElectronAPI {
+  // Platform information
+  platform: NodeJS.Platform;
+
   // Listeners remain the same (two-way to renderer)
   onGlobalShortcut: (
     callback: (data: { shortcut: string }) => void,