diff --git a/mobile/lib/controllers/chat.dart b/mobile/lib/controllers/chat.dart
index e39196e..8893310 100644
--- a/mobile/lib/controllers/chat.dart
+++ b/mobile/lib/controllers/chat.dart
@@ -5,6 +5,9 @@ import '../models/conversation.dart';
 import '../services/api.dart';
 import '../services/ws.dart';
 
+import 'dart:async';
+import 'dart:isolate';
+
 class ChatController extends ChangeNotifier {
   final ApiService _api = ApiService();
   final WebSocketService _ws = WebSocketService();
@@ -85,23 +88,18 @@ class ChatController extends ChangeNotifier {
       final res = await _api.getChatHistory(targetUid);
       dynamic targetData;
 
-      if (res.data is List) {
-        targetData = res.data;
-      } else if (res.data is Map) {
-        targetData = res.data['data'] ?? res.data['messages'] ?? res.data;
-      }
-
-      if (targetData is List) {
-        activeChat = targetData
+      activeChat = await Isolate.run(() {
+        return targetList.reversed
             .map((json) => Message.fromJson(json))
-            .toList()
-            .reversed
             .toList();
-      }
+      });
 
       _ws.sendReadReceipt(targetId: targetUid);
       _ws.sendRequestStatus(targetId: targetUid);
-      await loadInbox();
+
+      notifyListeners();
+
+      unawaited(loadInbox());
     } catch (e) {
       debugPrint("Timeline tracking fail: $e");
     }
diff --git a/mobile/pubspec.lock b/mobile/pubspec.lock
index 4f6cde9..e6dd526 100644
--- a/mobile/pubspec.lock
+++ b/mobile/pubspec.lock
@@ -457,7 +457,7 @@ packages:
     source: hosted
     version: "0.2.2"
   intl:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: intl
       sha256: "1ca20c894b1717686a2319b8548763d812bc0aabdac580420a44c5178c57a867"
diff --git a/mobile/pubspec.yaml b/mobile/pubspec.yaml
index 6bd337e..d637663 100644
--- a/mobile/pubspec.yaml
+++ b/mobile/pubspec.yaml
@@ -49,6 +49,7 @@ dependencies:
   flutter_secure_storage: ^10.3.1
   dio: ^5.10.0
   flutter_markdown_plus: ^1.0.7
+  intl: ^0.20.3
 
 launcher_name:
   default: "Elephant"