diff --git a/apps_config.json b/apps_config.json
index 3dd1825..a0477b4 100644
--- a/apps_config.json
+++ b/apps_config.json
@@ -16,6 +16,76 @@
       "asset_pattern": "grupetto-*.apk",
       "description": "Sends bike data via BLE and provides a data metrics overlay"
     },
+    "QZ Standard Nightly": {
+      "category": "Fitness",
+      "url": "https://github.com/cagnulein/qdomyos-zwift/releases/latest/download/android-debug.apk",
+      "asset_name": "android-debug.apk",
+      "package_id": "org.cagnulen.qdomyoszwift",
+      "description": "Latest QZ nightly build for standard Android devices."
+    },
+    "QZ NordicTrack Treadmill Nightly": {
+      "category": "Fitness",
+      "url": "https://github.com/cagnulein/qdomyos-zwift/releases/latest/download/android-debug-nordictrack-treadmill.apk",
+      "asset_name": "android-debug-nordictrack-treadmill.apk",
+      "package_id": "org.cagnulen.qdomyoszwift",
+      "description": "Latest QZ nightly build for NordicTrack/iFIT treadmills using the gRPC integration."
+    },
+    "QZ NordicTrack Bike Nightly": {
+      "category": "Fitness",
+      "url": "https://github.com/cagnulein/qdomyos-zwift/releases/latest/download/android-debug-nordictrack-bike.apk",
+      "asset_name": "android-debug-nordictrack-bike.apk",
+      "package_id": "org.cagnulen.qdomyoszwift",
+      "description": "Latest QZ nightly build for NordicTrack/iFIT bikes using the gRPC integration."
+    },
+    "QZ NordicTrack Rower Nightly": {
+      "category": "Fitness",
+      "url": "https://github.com/cagnulein/qdomyos-zwift/releases/latest/download/android-debug-nordictrack-rower.apk",
+      "asset_name": "android-debug-nordictrack-rower.apk",
+      "package_id": "org.cagnulen.qdomyoszwift",
+      "description": "Latest QZ nightly build for NordicTrack/iFIT rowers using the gRPC integration."
+    },
+    "QZ FitPro Treadmill Nightly": {
+      "category": "Fitness",
+      "url": "https://github.com/cagnulein/qdomyos-zwift/releases/latest/download/android-debug-fitpro-treadmill.apk",
+      "asset_name": "android-debug-fitpro-treadmill.apk",
+      "package_id": "org.cagnulen.qdomyoszwift",
+      "description": "Latest QZ FitPro nightly build for direct USB-HID NordicTrack/iFIT treadmill access."
+    },
+    "QZ FitPro Bike Nightly": {
+      "category": "Fitness",
+      "url": "https://github.com/cagnulein/qdomyos-zwift/releases/latest/download/android-debug-fitpro-bike.apk",
+      "asset_name": "android-debug-fitpro-bike.apk",
+      "package_id": "org.cagnulen.qdomyoszwift",
+      "description": "Latest QZ FitPro nightly build for direct USB-HID NordicTrack/iFIT bike access."
+    },
+    "QZ FitPro Elliptical Nightly": {
+      "category": "Fitness",
+      "url": "https://github.com/cagnulein/qdomyos-zwift/releases/latest/download/android-debug-fitpro-elliptical.apk",
+      "asset_name": "android-debug-fitpro-elliptical.apk",
+      "package_id": "org.cagnulen.qdomyoszwift",
+      "description": "Latest QZ FitPro nightly build for direct USB-HID NordicTrack/iFIT elliptical access."
+    },
+    "QZ FitPro Rower Nightly": {
+      "category": "Fitness",
+      "url": "https://github.com/cagnulein/qdomyos-zwift/releases/latest/download/android-debug-fitpro-rower.apk",
+      "asset_name": "android-debug-fitpro-rower.apk",
+      "package_id": "org.cagnulen.qdomyoszwift",
+      "description": "Latest QZ FitPro nightly build for direct USB-HID NordicTrack/iFIT rower access."
+    },
+    "QZ Peloton Bike Nightly": {
+      "category": "Fitness",
+      "url": "https://github.com/cagnulein/qdomyos-zwift/releases/latest/download/android-debug-peloton-bike.apk",
+      "asset_name": "android-debug-peloton-bike.apk",
+      "package_id": "org.cagnulen.qdomyoszwift",
+      "description": "Latest QZ nightly build for Peloton Bike using the Grupetto integration."
+    },
+    "QZ Peloton Bike+ Nightly": {
+      "category": "Fitness",
+      "url": "https://github.com/cagnulein/qdomyos-zwift/releases/latest/download/android-debug-peloton-bike-plus.apk",
+      "asset_name": "android-debug-peloton-bike-plus.apk",
+      "package_id": "org.cagnulen.qdomyoszwift",
+      "description": "Latest QZ nightly build for Peloton Bike+ using the Grupetto integration."
+    },
     "Google Text-to-Speech": {
       "category": "Accessibility",
       "recommendation_id": "google-tts",
diff --git a/test/qz_catalog_test.dart b/test/qz_catalog_test.dart
new file mode 100644
index 0000000..47123fd
--- /dev/null
+++ b/test/qz_catalog_test.dart
@@ -0,0 +1,46 @@
+import 'package:flutter_test/flutter_test.dart';
+import 'package:openpelo/services/config_service.dart';
+
+void main() {
+  TestWidgetsFlutterBinding.ensureInitialized();
+
+  test(
+    'catalog exposes every QZ nightly APK variant through latest URLs',
+    () async {
+      final apps = await ConfigService().loadApps();
+      final qz = {
+        for (final entry in apps.entries)
+          if (entry.key.startsWith('QZ ')) entry.key: entry.value,
+      };
+
+      expect(
+        qz.keys,
+        containsAll(<String>[
+          'QZ Standard Nightly',
+          'QZ NordicTrack Treadmill Nightly',
+          'QZ NordicTrack Bike Nightly',
+          'QZ NordicTrack Rower Nightly',
+          'QZ FitPro Treadmill Nightly',
+          'QZ FitPro Bike Nightly',
+          'QZ FitPro Elliptical Nightly',
+          'QZ FitPro Rower Nightly',
+          'QZ Peloton Bike Nightly',
+          'QZ Peloton Bike+ Nightly',
+        ]),
+      );
+      expect(qz, hasLength(10));
+
+      for (final app in qz.values) {
+        expect(
+          app.url,
+          startsWith(
+            'https://github.com/cagnulein/qdomyos-zwift/releases/latest/download/',
+          ),
+        );
+        expect(app.assetName, endsWith('.apk'));
+        expect(app.packageId, 'org.cagnulen.qdomyoszwift');
+        expect(app.category, 'Fitness');
+      }
+    },
+  );
+}