diff --git a/.env.example b/.env.example
index ed7464f..2788b78 100644
--- a/.env.example
+++ b/.env.example
@@ -2,13 +2,13 @@ APP_NAME="Ladill QR Plus"
 APP_ENV=production
 APP_KEY=
 APP_DEBUG=false
-APP_URL=https://qr.ladill.com
+APP_URL=https://qrplus.ladill.com
 
 PLATFORM_URL=https://ladill.com
 PLATFORM_DOMAIN=ladill.com
 AUTH_DOMAIN=auth.ladill.com
 ACCOUNT_DOMAIN=account.ladill.com
-QR_DOMAIN=qr.ladill.com
+QR_DOMAIN=qrplus.ladill.com
 
 DB_CONNECTION=mysql
 DB_HOST=127.0.0.1
diff --git a/DEPLOY.md b/DEPLOY.md
index f4ee0b8..1f6672e 100644
--- a/DEPLOY.md
+++ b/DEPLOY.md
@@ -1,6 +1,6 @@
 # Ladill QR Plus — deploy & cutover runbook
 
-Standalone app for **utility QR codes** at `qr.ladill.com` (URL, WiFi, link
+Standalone app for **utility QR codes** at `qrplus.ladill.com` (URL, WiFi, link
 list, business, app download). **vCard** is a separate future product
 (`vcard.ladill.com`). Commerce types (shop, menu, event, give, …) stay on the
 platform until Merchant/Events/Give extract.
@@ -39,7 +39,7 @@ sudo mysql -e "GRANT ALL ON ladill_qr_plus.* TO 'ladill_qr_plus'@'127.0.0.1'; FL
 ```bash
 php artisan passport:client \
   --name="Ladill QR Plus" \
-  --redirect_uri="https://qr.ladill.com/sso/callback"
+  --redirect_uri="https://qrplus.ladill.com/sso/callback"
 ```
 
 ## 4. Platform integration
@@ -47,14 +47,14 @@ php artisan passport:client \
 ```env
 BILLING_API_KEY_QR=<same>
 IDENTITY_API_KEY_QR=<same>
-RP_QR_FRONTCHANNEL_LOGOUT=https://qr.ladill.com/sso/logout-frontchannel
-LADILL_QR_APP_URL=https://qr.ladill.com
+RP_QR_FRONTCHANNEL_LOGOUT=https://qrplus.ladill.com/sso/logout-frontchannel
+LADILL_QR_APP_URL=https://qrplus.ladill.com
 ```
 
 ## 5. nginx + TLS
 
 ```bash
-sudo deployment/setup-service-subdomain-nginx.sh qr --app /var/www/ladill-qr-plus/current
+sudo deployment/setup-service-subdomain-nginx.sh qrplus --app /var/www/ladill-qr-plus/current
 ```
 
 Proxy `ladill.com/q/*` to this app after import (see platform nginx docs).
@@ -79,7 +79,7 @@ php artisan qr-plus:import /tmp/qr-plus-export.json --commit
 
 ## 8. Smoke test
 
-- `https://qr.ladill.com/up` → 200
+- `https://qrplus.ladill.com/up` → 200
 - SSO login → create URL QR → wallet debited
 - `https://ladill.com/q/<code>` resolves (after nginx proxy)
 - `account.ladill.com/qr-codes` redirects here
diff --git a/composer.json b/composer.json
index c55a1ce..f05cb5c 100644
--- a/composer.json
+++ b/composer.json
@@ -2,7 +2,7 @@
     "$schema": "https://getcomposer.org/schema.json",
     "name": "ladill/qr-plus",
     "type": "project",
-    "description": "Ladill QR Plus — utility QR codes at qr.ladill.com",
+    "description": "Ladill QR Plus — utility QR codes at qrplus.ladill.com",
     "keywords": [
         "laravel",
         "framework"
diff --git a/config/app.php b/config/app.php
index 9ae095c..c7ae22a 100644
--- a/config/app.php
+++ b/config/app.php
@@ -123,11 +123,11 @@ return [
         'store' => env('APP_MAINTENANCE_STORE', 'database'),
     ],
 
-    // Platform identity surfaces (Zoho One model). Ladill QR Plus (qr.ladill.com).
+    // Platform identity surfaces (Zoho One model). Ladill QR Plus (qrplus.ladill.com).
     'platform_domain' => env('PLATFORM_DOMAIN', parse_url((string) env('PLATFORM_URL', 'https://ladill.com'), PHP_URL_HOST) ?: 'ladill.com'),
     'auth_domain' => env('AUTH_DOMAIN', 'auth.'.(parse_url((string) env('PLATFORM_URL', 'https://ladill.com'), PHP_URL_HOST) ?: 'ladill.com')),
     'account_domain' => env('ACCOUNT_DOMAIN', 'account.'.(parse_url((string) env('PLATFORM_URL', 'https://ladill.com'), PHP_URL_HOST) ?: 'ladill.com')),
-    'qr_domain' => env('QR_DOMAIN', parse_url((string) env('APP_URL', 'https://qr.ladill.com'), PHP_URL_HOST) ?: 'qr.ladill.com'),
+    'qr_domain' => env('QR_DOMAIN', parse_url((string) env('APP_URL', 'https://qrplus.ladill.com'), PHP_URL_HOST) ?: 'qrplus.ladill.com'),
     'servers_domain' => env('SERVERS_DOMAIN', 'servers.'.(parse_url((string) env('PLATFORM_URL', 'https://ladill.com'), PHP_URL_HOST) ?: 'ladill.com')),
     'domains_domain' => env('DOMAINS_DOMAIN', 'domains.'.(parse_url((string) env('PLATFORM_URL', 'https://ladill.com'), PHP_URL_HOST) ?: 'ladill.com')),
 
diff --git a/config/services.php b/config/services.php
index f62219d..06d2548 100644
--- a/config/services.php
+++ b/config/services.php
@@ -23,7 +23,7 @@ return [
         'issuer' => 'https://'.config('app.auth_domain'),
         'client_id' => env('LADILL_SSO_CLIENT_ID'),
         'client_secret' => env('LADILL_SSO_CLIENT_SECRET'),
-        'redirect' => rtrim((string) env('APP_URL', 'https://bird.ladill.com'), '/').'/sso/callback',
+        'redirect' => rtrim((string) env('APP_URL', 'https://qrplus.ladill.com'), '/').'/sso/callback',
     ],
 
     'ladill_webmail' => [