diff --git a/drizzle/0014_seed_demo_account.sql b/drizzle/0014_seed_demo_account.sql
new file mode 100644
index 0000000..88f4558
--- /dev/null
+++ b/drizzle/0014_seed_demo_account.sql
@@ -0,0 +1,172 @@
+-- App Store review demo account: demo@example.com / demo123
+DO $$
+DECLARE
+  demo_user_id varchar(255) := 'a0000000-0000-4000-8000-000000000001';
+  demo_account_id text := 'a0000000-0000-4000-8000-000000000010';
+  demo_business_id varchar(255) := 'a0000000-0000-4000-8000-000000000020';
+  demo_client_acme varchar(255) := 'a0000000-0000-4000-8000-000000000030';
+  demo_client_bright varchar(255) := 'a0000000-0000-4000-8000-000000000031';
+  demo_invoice_draft varchar(255) := 'a0000000-0000-4000-8000-000000000040';
+  demo_invoice_sent varchar(255) := 'a0000000-0000-4000-8000-000000000041';
+  demo_invoice_paid varchar(255) := 'a0000000-0000-4000-8000-000000000042';
+  demo_password_hash text := '$2b$12$90U31okgkhOwSQD5RDqHwO0QpcC.pkKsqKb1IPnHfKUZm/2A9hzs6';
+BEGIN
+  IF EXISTS (SELECT 1 FROM "beenvoice_user" WHERE "email" = 'demo@example.com') THEN
+    RETURN;
+  END IF;
+
+  INSERT INTO "beenvoice_user" (
+    "id", "name", "email", "emailVerified", "password", "role"
+  ) VALUES (
+    demo_user_id,
+    'Demo User',
+    'demo@example.com',
+    true,
+    demo_password_hash,
+    'user'
+  );
+
+  INSERT INTO "beenvoice_account" (
+    "id", "userId", "accountId", "providerId", "password"
+  ) VALUES (
+    demo_account_id,
+    demo_user_id,
+    demo_user_id,
+    'credential',
+    demo_password_hash
+  );
+
+  INSERT INTO "beenvoice_business" (
+    "id", "name", "nickname", "email", "phone", "addressLine1", "city", "state",
+    "postalCode", "country", "isDefault", "createdById"
+  ) VALUES (
+    demo_business_id,
+    'Demo Studio LLC',
+    'Demo Studio',
+    'hello@demostudio.example',
+    '(555) 010-2000',
+    '100 Market Street',
+    'San Francisco',
+    'CA',
+    '94105',
+    'United States',
+    true,
+    demo_user_id
+  );
+
+  INSERT INTO "beenvoice_client" (
+    "id", "name", "email", "phone", "defaultHourlyRate", "currency", "createdById"
+  ) VALUES
+    (
+      demo_client_acme,
+      'Acme Corporation',
+      'billing@acme.example',
+      '(555) 010-3001',
+      150,
+      'USD',
+      demo_user_id
+    ),
+    (
+      demo_client_bright,
+      'Bright Labs',
+      'ap@brightlabs.example',
+      '(555) 010-3002',
+      125,
+      'USD',
+      demo_user_id
+    );
+
+  INSERT INTO "beenvoice_invoice" (
+    "id", "invoiceNumber", "invoicePrefix", "businessId", "clientId",
+    "issueDate", "dueDate", "status", "totalAmount", "taxRate", "notes", "currency", "createdById"
+  ) VALUES
+    (
+      demo_invoice_draft,
+      'INV-DEMO-001',
+      '#',
+      demo_business_id,
+      demo_client_acme,
+      NOW() - INTERVAL '5 days',
+      NOW() + INTERVAL '25 days',
+      'draft',
+      1500,
+      0,
+      'Website redesign — phase 1',
+      'USD',
+      demo_user_id
+    ),
+    (
+      demo_invoice_sent,
+      'INV-DEMO-002',
+      '#',
+      demo_business_id,
+      demo_client_bright,
+      NOW() - INTERVAL '20 days',
+      NOW() - INTERVAL '5 days',
+      'sent',
+      2500,
+      0,
+      'Mobile app consulting',
+      'USD',
+      demo_user_id
+    ),
+    (
+      demo_invoice_paid,
+      'INV-DEMO-003',
+      '#',
+      demo_business_id,
+      demo_client_acme,
+      NOW() - INTERVAL '45 days',
+      NOW() - INTERVAL '15 days',
+      'paid',
+      3200,
+      0,
+      'API integration project',
+      'USD',
+      demo_user_id
+    );
+
+  INSERT INTO "beenvoice_invoice_item" (
+    "id", "invoiceId", "date", "description", "hours", "rate", "amount", "position"
+  ) VALUES
+    (
+      'a0000000-0000-4000-8000-000000000050',
+      demo_invoice_draft,
+      NOW() - INTERVAL '5 days',
+      'UX wireframes and design system',
+      10,
+      150,
+      1500,
+      0
+    ),
+    (
+      'a0000000-0000-4000-8000-000000000051',
+      demo_invoice_sent,
+      NOW() - INTERVAL '20 days',
+      'Sprint planning and implementation',
+      20,
+      125,
+      2500,
+      0
+    ),
+    (
+      'a0000000-0000-4000-8000-000000000052',
+      demo_invoice_paid,
+      NOW() - INTERVAL '45 days',
+      'Backend API work',
+      16,
+      150,
+      2400,
+      0
+    ),
+    (
+      'a0000000-0000-4000-8000-000000000053',
+      demo_invoice_paid,
+      NOW() - INTERVAL '44 days',
+      'Deployment and documentation',
+      5.33,
+      150,
+      800,
+      1
+    );
+END $$;
diff --git a/drizzle/meta/_journal.json b/drizzle/meta/_journal.json
index 011b412..02f2247 100644
--- a/drizzle/meta/_journal.json
+++ b/drizzle/meta/_journal.json
@@ -99,6 +99,13 @@
       "when": 1781194385000,
       "tag": "0013_invoice_public_token_expiry",
       "breakpoints": true
+    },
+    {
+      "idx": 14,
+      "version": "7",
+      "when": 1781300000000,
+      "tag": "0014_seed_demo_account",
+      "breakpoints": true
     }
   ]
 }