diff --git a/filcnaplo/ios/Flutter/Generated 2.xcconfig b/filcnaplo/ios/Flutter/Generated 2.xcconfig
new file mode 100644
index 0000000..194436b
--- /dev/null
+++ b/filcnaplo/ios/Flutter/Generated 2.xcconfig	
@@ -0,0 +1,14 @@
+// This is a generated file; do not edit or check into version control.
+FLUTTER_ROOT=/Users/kima/src/flutter
+FLUTTER_APPLICATION_PATH=/Users/kima/Documents/refilc/app/naplo/filcnaplo
+COCOAPODS_PARALLEL_CODE_SIGN=true
+FLUTTER_TARGET=lib/main.dart
+FLUTTER_BUILD_DIR=build
+FLUTTER_BUILD_NAME=4.2.0
+FLUTTER_BUILD_NUMBER=220
+EXCLUDED_ARCHS[sdk=iphonesimulator*]=i386
+EXCLUDED_ARCHS[sdk=iphoneos*]=armv7
+DART_OBFUSCATION=false
+TRACK_WIDGET_CREATION=true
+TREE_SHAKE_ICONS=false
+PACKAGE_CONFIG=.dart_tool/package_config.json
diff --git a/filcnaplo/ios/Flutter/flutter_export_environment 3.sh b/filcnaplo/ios/Flutter/flutter_export_environment 3.sh
new file mode 100755
index 0000000..276363d
--- /dev/null
+++ b/filcnaplo/ios/Flutter/flutter_export_environment 3.sh	
@@ -0,0 +1,13 @@
+#!/bin/sh
+# This is a generated file; do not edit or check into version control.
+export "FLUTTER_ROOT=/Users/kima/src/flutter"
+export "FLUTTER_APPLICATION_PATH=/Users/kima/Documents/refilc/app/naplo/filcnaplo"
+export "COCOAPODS_PARALLEL_CODE_SIGN=true"
+export "FLUTTER_TARGET=lib/main.dart"
+export "FLUTTER_BUILD_DIR=build"
+export "FLUTTER_BUILD_NAME=4.2.0"
+export "FLUTTER_BUILD_NUMBER=220"
+export "DART_OBFUSCATION=false"
+export "TRACK_WIDGET_CREATION=true"
+export "TREE_SHAKE_ICONS=false"
+export "PACKAGE_CONFIG=.dart_tool/package_config.json"
diff --git a/filcnaplo/lib/api/client.dart b/filcnaplo/lib/api/client.dart
index a098548..66ee094 100644
--- a/filcnaplo/lib/api/client.dart
+++ b/filcnaplo/lib/api/client.dart
@@ -1,6 +1,7 @@
 import 'dart:convert';
 import 'dart:developer';
 
+import 'package:filcnaplo/models/ad.dart';
 import 'package:filcnaplo/models/config.dart';
 import 'package:filcnaplo/models/news.dart';
 import 'package:filcnaplo/models/release.dart';
@@ -19,6 +20,7 @@ class FilcAPI {
 
   // Private API
   static const config = "https://api.refilc.hu/v1/private/config";
+  static const ads = "https://api.refilc.hu/v1/private/ads";
   static const reportApi = "https://api.refilc.hu/v1/private/crash-report";
   static const premiumApi = "https://api.filcnaplo.hu/premium/activate";
   // static const premiumScopesApi = "https://api.filcnaplo.hu/premium/scopes";
@@ -117,6 +119,24 @@ class FilcAPI {
     return null;
   }
 
+  static Future<List<Ad>?> getAds() async {
+    try {
+      http.Response res = await http.get(Uri.parse(ads));
+
+      if (res.statusCode == 200) {
+        return (jsonDecode(res.body) as List)
+            .cast<Map>()
+            .map((e) => Ad.fromJson(e))
+            .toList();
+      } else {
+        throw "HTTP ${res.statusCode}: ${res.body}";
+      }
+    } on Exception catch (error, stacktrace) {
+      log("ERROR: FilcAPI.getAds: $error $stacktrace");
+    }
+    return null;
+  }
+
   static Future<List<Release>?> getReleases() async {
     try {
       http.Response res = await http.get(Uri.parse(releases));
diff --git a/filcnaplo/lib/api/providers/ad_provider.dart b/filcnaplo/lib/api/providers/ad_provider.dart
new file mode 100644
index 0000000..a479935
--- /dev/null
+++ b/filcnaplo/lib/api/providers/ad_provider.dart
@@ -0,0 +1,29 @@
+import 'package:filcnaplo/api/client.dart';
+import 'package:filcnaplo/models/ad.dart';
+import 'package:flutter/material.dart';
+
+class AdProvider extends ChangeNotifier {
+  // private
+  late List<Ad> _ads;
+  bool get available => _ads.isNotEmpty;
+
+  // public
+  List<Ad> get ads => _ads;
+
+  AdProvider({
+    List<Ad> initialAds = const [],
+    required BuildContext context,
+  }) {
+    _ads = List.castFrom(initialAds);
+  }
+
+  Future<void> fetch() async {
+    _ads = await FilcAPI.getAds() ?? [];
+    _ads.sort((a, b) => -a.date.compareTo(b.date));
+
+    // check for new ads
+    if (_ads.isNotEmpty) {
+      notifyListeners();
+    }
+  }
+}
diff --git a/filcnaplo/lib/models/ad.dart b/filcnaplo/lib/models/ad.dart
new file mode 100644
index 0000000..48ea5bf
--- /dev/null
+++ b/filcnaplo/lib/models/ad.dart
@@ -0,0 +1,29 @@
+class Ad {
+  String title;
+  String description;
+  String author;
+  Uri? logoUrl;
+  bool overridePremium;
+  DateTime date;
+
+  Ad({
+    required this.title,
+    required this.description,
+    required this.author,
+    required this.logoUrl,
+    this.overridePremium = false,
+    required this.date,
+  });
+
+  factory Ad.fromJson(Map json) {
+    return Ad(
+      title: json['title'] ?? 'Ad',
+      description: json['description'] ?? '',
+      author: json['author'] ?? 'reFilc',
+      logoUrl: json['logo_url'] != null ? Uri.parse(json['logo_url']) : null,
+      overridePremium: json['override_premium'] ?? false,
+      date:
+          json['date'] != null ? DateTime.parse(json['date']) : DateTime.now(),
+    );
+  }
+}
diff --git a/filcnaplo/lib/ui/filter/widgets.dart b/filcnaplo/lib/ui/filter/widgets.dart
index 54589d7..ec354a4 100644
--- a/filcnaplo/lib/ui/filter/widgets.dart
+++ b/filcnaplo/lib/ui/filter/widgets.dart
@@ -1,3 +1,4 @@
+import 'package:filcnaplo/api/providers/ad_provider.dart';
 import 'package:filcnaplo/api/providers/update_provider.dart';
 import 'package:filcnaplo/models/settings.dart';
 import 'package:filcnaplo/ui/date_widget.dart';
@@ -14,6 +15,7 @@ import 'package:filcnaplo/ui/filter/widgets/lessons.dart' as lesson_filter;
 import 'package:filcnaplo/ui/filter/widgets/update.dart' as update_filter;
 import 'package:filcnaplo/ui/filter/widgets/missed_exams.dart'
     as missed_exam_filter;
+import 'package:filcnaplo/ui/filter/widgets/ads.dart' as ad_filter;
 import 'package:filcnaplo_kreta_api/models/week.dart';
 import 'package:filcnaplo_kreta_api/providers/absence_provider.dart';
 import 'package:filcnaplo_kreta_api/providers/event_provider.dart';
@@ -50,7 +52,8 @@ enum FilterType {
   lessons,
   updates,
   certifications,
-  missedExams
+  missedExams,
+  ads,
 }
 
 Future<List<DateWidget>> getFilterWidgets(FilterType activeData,
@@ -65,6 +68,7 @@ Future<List<DateWidget>> getFilterWidgets(FilterType activeData,
   final eventProvider = Provider.of<EventProvider>(context);
   final updateProvider = Provider.of<UpdateProvider>(context);
   final settingsProvider = Provider.of<SettingsProvider>(context);
+  final adProvider = Provider.of<AdProvider>(context);
 
   List<DateWidget> items = [];
 
@@ -82,6 +86,7 @@ Future<List<DateWidget>> getFilterWidgets(FilterType activeData,
         getFilterWidgets(FilterType.updates, context: context),
         getFilterWidgets(FilterType.certifications, context: context),
         getFilterWidgets(FilterType.missedExams, context: context),
+        getFilterWidgets(FilterType.ads, context: context),
       ]);
       items = all.expand((x) => x).toList();
 
@@ -89,9 +94,9 @@ Future<List<DateWidget>> getFilterWidgets(FilterType activeData,
 
     // Grades
     case FilterType.grades:
-    if(!settingsProvider.gradeOpeningFun) {
-      gradeProvider.seenAll();
-    }
+      if (!settingsProvider.gradeOpeningFun) {
+        gradeProvider.seenAll();
+      }
       items = grade_filter.getWidgets(
           gradeProvider.grades, gradeProvider.lastSeenDate);
       if (settingsProvider.gradeOpeningFun) {
@@ -164,6 +169,13 @@ Future<List<DateWidget>> getFilterWidgets(FilterType activeData,
       items = missed_exam_filter
           .getWidgets(timetableProvider.getWeek(Week.current()) ?? []);
       break;
+
+    // Ads
+    case FilterType.ads:
+      if (adProvider.available) {
+        items = ad_filter.getWidgets(adProvider.ads);
+      }
+      break;
   }
   return items;
 }
diff --git a/filcnaplo/lib/ui/filter/widgets/ads.dart b/filcnaplo/lib/ui/filter/widgets/ads.dart
new file mode 100644
index 0000000..2cd2c7a
--- /dev/null
+++ b/filcnaplo/lib/ui/filter/widgets/ads.dart
@@ -0,0 +1,24 @@
+import 'package:filcnaplo/models/ad.dart';
+import 'package:filcnaplo/ui/date_widget.dart';
+import 'package:filcnaplo_mobile_ui/common/widgets/ad/ad_viewable.dart'
+    as mobile;
+
+List<DateWidget> getWidgets(List<Ad> providerAds) {
+  List<DateWidget> items = [];
+
+  if (providerAds.isNotEmpty) {
+    for (var ad in providerAds) {
+      if (ad.date.isAfter(DateTime.now())) {
+        providerAds.sort((a, b) => -a.date.compareTo(b.date));
+
+        items.add(DateWidget(
+          key: ad.description,
+          date: ad.date,
+          widget: mobile.AdViewable(ad),
+        ));
+      }
+    }
+  }
+
+  return items;
+}
diff --git a/filcnaplo_kreta_api/lib/client/api.dart b/filcnaplo_kreta_api/lib/client/api.dart
index 4060961..f3c18d0 100644
--- a/filcnaplo_kreta_api/lib/client/api.dart
+++ b/filcnaplo_kreta_api/lib/client/api.dart
@@ -24,7 +24,7 @@ class KretaAPI {
       KretaApiEndpoints.groupAverages +
       "?oktatasiNevelesiFeladatUid=" +
       uid;
-    static String averages(String iss, String uid) =>
+  static String averages(String iss, String uid) =>
       BaseKreta.kreta(iss) +
       KretaApiEndpoints.averages +
       "?oktatasiNevelesiFeladatUid=" +
@@ -95,8 +95,7 @@ class KretaApiEndpoints {
   static const groups = "/ellenorzo/V3/Sajat/OsztalyCsoportok";
   static const groupAverages =
       "/ellenorzo/V3/Sajat/Ertekelesek/Atlagok/OsztalyAtlagok";
-  static const averages =
-      "/ellenorzo/V3/Sajat/Ertekelesek/Atlagok/TantargyiAtlagok";
+  static const averages = "/ellenorzo/V3/idk";
   static const timetable = "/ellenorzo/V3/Sajat/OrarendElemek";
   static const exams = "/ellenorzo/V3/Sajat/BejelentettSzamonkeresek";
   static const homework = "/ellenorzo/V3/Sajat/HaziFeladatok";
diff --git a/filcnaplo_mobile_ui/lib/common/widgets/ad/ad_tile.dart b/filcnaplo_mobile_ui/lib/common/widgets/ad/ad_tile.dart
new file mode 100644
index 0000000..90b9efd
--- /dev/null
+++ b/filcnaplo_mobile_ui/lib/common/widgets/ad/ad_tile.dart
@@ -0,0 +1,30 @@
+import 'package:filcnaplo/models/ad.dart';
+import 'package:flutter/material.dart';
+import 'package:filcnaplo_mobile_ui/common/panel/panel_button.dart';
+import 'package:flutter_feather_icons/flutter_feather_icons.dart';
+
+class AdTile extends StatelessWidget {
+  const AdTile(this.ad, {Key? key, this.onTap, this.padding}) : super(key: key);
+
+  final Ad ad;
+  final Function()? onTap;
+  final EdgeInsetsGeometry? padding;
+
+  @override
+  Widget build(BuildContext context) {
+    return Padding(
+      padding: padding ?? const EdgeInsets.symmetric(horizontal: 8.0),
+      child: PanelButton(
+        onPressed: onTap,
+        title: Column(
+          children: [
+            Text(ad.title),
+            Text(ad.description),
+          ],
+        ),
+        leading: Image.network(ad.logoUrl.toString()),
+        trailing: const Icon(FeatherIcons.externalLink),
+      ),
+    );
+  }
+}
diff --git a/filcnaplo_mobile_ui/lib/common/widgets/ad/ad_viewable.dart b/filcnaplo_mobile_ui/lib/common/widgets/ad/ad_viewable.dart
new file mode 100644
index 0000000..9676728
--- /dev/null
+++ b/filcnaplo_mobile_ui/lib/common/widgets/ad/ad_viewable.dart
@@ -0,0 +1,18 @@
+import 'package:filcnaplo/models/ad.dart';
+import 'package:flutter/material.dart';
+
+import 'ad_tile.dart';
+
+class AdViewable extends StatelessWidget {
+  const AdViewable(this.ad, {Key? key}) : super(key: key);
+
+  final Ad ad;
+
+  @override
+  Widget build(BuildContext context) {
+    return AdTile(
+      ad,
+      onTap: () => [],
+    );
+  }
+}
diff --git a/filcnaplo_mobile_ui/lib/pages/grades/grade_subject_view.dart b/filcnaplo_mobile_ui/lib/pages/grades/grade_subject_view.dart
index 0c0c152..21949b2 100755
--- a/filcnaplo_mobile_ui/lib/pages/grades/grade_subject_view.dart
+++ b/filcnaplo_mobile_ui/lib/pages/grades/grade_subject_view.dart
@@ -5,6 +5,8 @@ import 'package:filcnaplo/api/providers/database_provider.dart';
 import 'package:filcnaplo/api/providers/user_provider.dart';
 import 'package:filcnaplo/models/settings.dart';
 import 'package:filcnaplo/utils/format.dart';
+// import 'package:filcnaplo_kreta_api/client/api.dart';
+// import 'package:filcnaplo_kreta_api/client/client.dart';
 import 'package:filcnaplo_kreta_api/providers/grade_provider.dart';
 import 'package:filcnaplo/helpers/average_helper.dart';
 import 'package:filcnaplo/helpers/subject.dart';
diff --git a/filcnaplo_mobile_ui/lib/pages/grades/grades_page.dart b/filcnaplo_mobile_ui/lib/pages/grades/grades_page.dart
index 2261899..8f0f6ca 100755
--- a/filcnaplo_mobile_ui/lib/pages/grades/grades_page.dart
+++ b/filcnaplo_mobile_ui/lib/pages/grades/grades_page.dart
@@ -2,6 +2,8 @@ import 'dart:math';
 
 import 'package:auto_size_text/auto_size_text.dart';
 import 'package:filcnaplo/api/providers/update_provider.dart';
+// import 'package:filcnaplo_kreta_api/client/api.dart';
+// import 'package:filcnaplo_kreta_api/client/client.dart';
 import 'package:filcnaplo_kreta_api/providers/grade_provider.dart';
 import 'package:filcnaplo/api/providers/user_provider.dart';
 import 'package:filcnaplo/theme/colors/colors.dart';
@@ -112,6 +114,18 @@ class _GradesPageState extends State<GradesPage> {
     } else {
       tiles.insert(
         0,
+        // TextButton(
+        //     onPressed: () async {
+        //       var url = KretaAPI.averages(
+        //         user.instituteCode!,
+        //         user.id!,
+        //       );
+        //       print(url);
+        //       var res = await Provider.of<KretaClient>(context, listen: false)
+        //           .getAPI(url);
+        //       print(res);
+        //     },
+        //     child: Text('test')),
         Padding(
           padding: const EdgeInsets.only(top: 24.0),
           child: Empty(subtitle: "empty".i18n),
diff --git a/filcnaplo_mobile_ui/lib/screens/navigation/navigation_screen.dart b/filcnaplo_mobile_ui/lib/screens/navigation/navigation_screen.dart
index 4c2ca14..f5017de 100755
--- a/filcnaplo_mobile_ui/lib/screens/navigation/navigation_screen.dart
+++ b/filcnaplo_mobile_ui/lib/screens/navigation/navigation_screen.dart
@@ -26,6 +26,7 @@ import 'package:home_widget/home_widget.dart';
 import 'package:wtf_sliding_sheet/wtf_sliding_sheet.dart';
 import 'package:background_fetch/background_fetch.dart';
 import 'package:filcnaplo_premium/providers/goal_provider.dart';
+import 'package:filcnaplo/api/providers/ad_provider.dart';
 
 class NavigationScreen extends StatefulWidget {
   const NavigationScreen({Key? key}) : super(key: key);
@@ -48,6 +49,7 @@ class NavigationScreenState extends State<NavigationScreen>
   late GoalProvider goalProvider;
   late UpdateProvider updateProvider;
   late GradeProvider gradeProvicer;
+  late AdProvider adProvider;
 
   NavigatorState? get navigator => _navigatorState.currentState;
 
@@ -176,6 +178,10 @@ class NavigationScreenState extends State<NavigationScreen>
     updateProvider = Provider.of<UpdateProvider>(context, listen: false);
     updateProvider.fetch();
 
+    // get advertisements
+    adProvider = Provider.of<AdProvider>(context, listen: false);
+    adProvider.fetch();
+
     // initial sync
     syncAll(context);
     setupQuickActions();