diff --git a/lib/enums/group.dart b/lib/enums/group.dart
new file mode 100644
index 0000000..f58dd58
--- /dev/null
+++ b/lib/enums/group.dart
@@ -0,0 +1,6 @@
+enum Group {
+  gruppe1, //HIIT Morgens
+  gruppe2, //HIIT Abends
+  gruppe3, //HIIT Morgens + Schach
+  gruppe4, //HIIT Abends + Schach
+}
diff --git a/lib/models/settings.dart b/lib/models/settings.dart
new file mode 100644
index 0000000..9d98a9e
--- /dev/null
+++ b/lib/models/settings.dart
@@ -0,0 +1,38 @@
+import 'package:flutter/material.dart';
+import 'package:smoke_cess_app/enums/group.dart';
+
+class Settings {
+  //should use shared preferences package
+  //https://pub.dev/packages/shared_preferences
+  Group _group;
+  TimeOfDay _dailyTrainingStartTime;
+  late DateTime _experimentStartDate;
+
+  Settings(this._group, this._dailyTrainingStartTime) {
+    _experimentStartDate = DateTime.now();
+  }
+
+  void setGroup(Group group) {
+    _group = group;
+  }
+
+  void setDailyTrainingStartTime(TimeOfDay time) {
+    _dailyTrainingStartTime = time;
+  }
+
+  void set(Group group) {
+    _group = group;
+  }
+
+  Group getGroup() {
+    return _group;
+  }
+
+  TimeOfDay getDailyTrainingStartTime() {
+    return _dailyTrainingStartTime;
+  }
+
+  DateTime getExperimentStartDate() {
+    return _experimentStartDate;
+  }
+}
diff --git a/pubspec.yaml b/pubspec.yaml
index 1364a5e..802d4a0 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -32,7 +32,6 @@ dependencies:
   flutter:
     sdk: flutter
 
-
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
   cupertino_icons: ^1.0.2
@@ -53,7 +52,6 @@ dev_dependencies:
 
 # The following section is specific to Flutter packages.
 flutter:
-
   # The following line ensures that the Material Icons font is
   # included with your application, so that you can use the icons in
   # the material Icons class.