diff --git a/lib/providers/sync_notification_provider.dart b/lib/providers/sync_notification_provider.dart
new file mode 100644
index 0000000..ded1d66
--- /dev/null
+++ b/lib/providers/sync_notification_provider.dart
@@ -0,0 +1,43 @@
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+
+class SyncNotificationState {
+  final bool hasNewLogData;
+  final bool hasNewPrayerData;
+
+  const SyncNotificationState({
+    this.hasNewLogData = false,
+    this.hasNewPrayerData = false,
+  });
+
+  SyncNotificationState copyWith({
+    bool? hasNewLogData,
+    bool? hasNewPrayerData,
+  }) {
+    return SyncNotificationState(
+      hasNewLogData: hasNewLogData ?? this.hasNewLogData,
+      hasNewPrayerData: hasNewPrayerData ?? this.hasNewPrayerData,
+    );
+  }
+}
+
+class SyncNotificationNotifier extends StateNotifier<SyncNotificationState> {
+  SyncNotificationNotifier() : super(const SyncNotificationState());
+
+  void setHasNewLogData(bool value) {
+    if (state.hasNewLogData != value) {
+      state = state.copyWith(hasNewLogData: value);
+    }
+  }
+
+  void setHasNewPrayerData(bool value) {
+    if (state.hasNewPrayerData != value) {
+      state = state.copyWith(hasNewPrayerData: value);
+    }
+  }
+}
+
+final syncNotificationProvider =
+    StateNotifierProvider<SyncNotificationNotifier, SyncNotificationState>(
+        (ref) {
+  return SyncNotificationNotifier();
+});