diff --git a/packages/dart_client/lib/src/client.dart b/packages/dart_client/lib/src/client.dart
index 603b9b0e..988f0f8f 100644
--- a/packages/dart_client/lib/src/client.dart
+++ b/packages/dart_client/lib/src/client.dart
@@ -6,7 +6,6 @@ import 'package:dio/dio.dart';
 import 'package:meta/meta.dart';
 import 'package:logging/logging.dart';
 import 'package:rxdart/rxdart.dart';
-import 'package:shared_preferences/shared_preferences.dart';
 import 'package:stream_chat/src/api/retry_policy.dart';
 import 'package:stream_chat/src/event_type.dart';
 import 'package:stream_chat/src/models/channel_model.dart';
@@ -37,15 +36,6 @@ typedef DecoderFunction<T> = T Function(Map<String, dynamic>);
 /// own backend server. Function requires a single [userId].
 typedef TokenProvider = Future<String> Function(String userId);
 
-/// The key used to save the userId to sharedPreferences
-const String KEY_USER_ID = 'KEY_USER_ID';
-
-/// The key used to save the token to sharedPreferences
-const String KEY_TOKEN = 'KEY_TOKEN';
-
-/// The key used to save the apiKey to sharedPreferences
-const String KEY_API_KEY = 'KEY_API_KEY';
-
 /// Provider used to send push notifications.
 enum PushProvider {
   /// Send notifications using Google's Firebase Cloud Messaging
@@ -378,11 +368,6 @@ class Client {
     this.token = token;
     _anonymous = false;
 
-    final sharedPreferences = await SharedPreferences.getInstance();
-    await sharedPreferences.setString(KEY_USER_ID, user.id);
-    await sharedPreferences.setString(KEY_TOKEN, token);
-    await sharedPreferences.setString(KEY_API_KEY, apiKey);
-
     return connect().then((event) {
       _connectCompleter.complete(event);
       return event;
diff --git a/packages/dart_client/lib/src/notifications.dart b/packages/dart_client/lib/src/notifications.dart
deleted file mode 100644
index 82070fd2..00000000
--- a/packages/dart_client/lib/src/notifications.dart
+++ /dev/null
@@ -1,99 +0,0 @@
-import 'dart:convert';
-
-import 'package:shared_preferences/shared_preferences.dart';
-import 'package:stream_chat/src/api/responses.dart';
-import 'package:stream_chat/src/models/channel_model.dart';
-import 'package:stream_chat/src/models/channel_state.dart';
-import 'package:stream_chat/src/models/message.dart';
-import 'package:meta/meta.dart';
-
-import 'client.dart';
-import 'models/own_user.dart';
-
-/// Utility class to handle and show notifications
-class NotificationService {
-  static Future<void> _handleNotification(
-    Message message,
-    ChannelModel channelModel,
-    Client client,
-  ) async {
-    if (message != null && client.persistenceEnabled) {
-      if (client?.state?.channels == null) {
-        final chatPersistenceClient = client.chatPersistenceClient;
-        await chatPersistenceClient.updateChannelState(
-          ChannelState(
-            channel: channelModel,
-            messages: [message],
-          ),
-        );
-      } else {
-        final channel = client.state.channels[channelModel.cid];
-        channel.state.updateChannelState(
-          ChannelState(
-            channel: channelModel,
-            messages: [message],
-          ),
-        );
-      }
-    }
-  }
-
-  static SharedPreferences _sharedPreferences;
-
-  static Future<SharedPreferences> _getSharedPreferences() async {
-    _sharedPreferences ??= await SharedPreferences.getInstance();
-    return _sharedPreferences;
-  }
-
-  /// Gets the message using the client without storing it in the offline storage
-  /// It returns an object containing the information about the message and the channel
-  static Future<GetMessageResponse> _getMessage(String messageId) async {
-    final sharedPreferences = await _getSharedPreferences();
-    final apiKey = sharedPreferences.getString(KEY_API_KEY);
-
-    final client = Client(apiKey);
-    final userId = sharedPreferences.getString(KEY_USER_ID);
-    final token = sharedPreferences.getString(KEY_TOKEN);
-
-    client.state.user = OwnUser(id: userId);
-    client.token = token;
-
-    final res = await client.getMessage(messageId);
-    return res;
-  }
-
-  /// Gets the message using the client and calls a [storeMessageHandler] callback
-  /// with the message if the user wants to save the message in db
-  ///
-  /// It returns an object containing the information about the message and the channel
-  static Future<GetMessageResponse> getAndStoreMessage({
-    @required String messageId,
-    @required Future<void> Function(GetMessageResponse) storeMessageHandler,
-  }) async {
-    final getMessageResponse = await _getMessage(messageId);
-    await storeMessageHandler(getMessageResponse);
-    return getMessageResponse;
-  }
-
-  /// Handles the ios message queue generated by the Notification Service Extension
-  static Future<void> handleIosMessageQueue(Client client) async {
-    final sharedPreferences = await SharedPreferences.getInstance();
-    await sharedPreferences.reload();
-    final messageQueue = sharedPreferences.getStringList('messageQueue');
-    if (messageQueue != null) {
-      messageQueue.forEach((m) {
-        final jsonMessage = jsonDecode(m);
-
-        final message = Message.fromJson(jsonMessage);
-        final channelModel = ChannelModel.fromJson(jsonMessage['channel']);
-
-        _handleNotification(
-          message,
-          channelModel,
-          client,
-        );
-      });
-      await sharedPreferences.remove('messageQueue');
-    }
-  }
-}
diff --git a/packages/dart_client/lib/stream_chat.dart b/packages/dart_client/lib/stream_chat.dart
index 00525b40..590175c4 100644
--- a/packages/dart_client/lib/stream_chat.dart
+++ b/packages/dart_client/lib/stream_chat.dart
@@ -26,5 +26,4 @@ export './src/models/own_user.dart';
 export './src/models/reaction.dart';
 export './src/models/read.dart';
 export './src/models/user.dart';
-export './src/notifications.dart';
 export './src/db/chat_persistence_client.dart';
diff --git a/packages/dart_client/pubspec.yaml b/packages/dart_client/pubspec.yaml
index c55753e6..e548fcae 100644
--- a/packages/dart_client/pubspec.yaml
+++ b/packages/dart_client/pubspec.yaml
@@ -10,7 +10,6 @@ environment:
 
 dependencies:
   json_annotation: ^3.0.1
-  shared_preferences: ^0.5.7+3
   logging: ^0.11.4
   dio: ^3.0.10
   web_socket_channel: ^1.1.0