diff --git a/deltachat-ios/AppDelegate.swift b/deltachat-ios/AppDelegate.swift
index 9c8ff3cf7..e12e1eeb5 100644
--- a/deltachat-ios/AppDelegate.swift
+++ b/deltachat-ios/AppDelegate.swift
@@ -284,6 +284,7 @@ class AppDelegate: UIResponder, UIApplicationDelegate, UNUserNotificationCenterD
         logger.info("➡️ applicationDidBecomeActive")
         UserDefaults.setMainIoRunning()
         applicationInForeground = true
+        NotificationManager.updateApplicationIconBadge()
     }
 
     func applicationWillResignActive(_: UIApplication) {
diff --git a/deltachat-ios/Helper/NotificationManager.swift b/deltachat-ios/Helper/NotificationManager.swift
index e9161cf89..1bc348b97 100644
--- a/deltachat-ios/Helper/NotificationManager.swift
+++ b/deltachat-ios/Helper/NotificationManager.swift
@@ -24,7 +24,15 @@ public class NotificationManager {
 
     public static func updateApplicationIconBadge(forceZero: Bool = false) {
         DispatchQueue.main.async {
-            UIApplication.shared.applicationIconBadgeNumber = forceZero ? 0 : DcAccounts.shared.getFreshMessageCount()
+            let number = forceZero ? 0 : DcAccounts.shared.getFreshMessageCount()
+
+            UIApplication.shared.applicationIconBadgeNumber = number
+
+            if let appDelegate = UIApplication.shared.delegate as? AppDelegate,
+               let appCoordinator = appDelegate.appCoordinator,
+               let chatsNavigationController = appCoordinator.tabBarController.viewControllers?[appCoordinator.chatsTab] {
+                chatsNavigationController.tabBarItem.badgeValue = number > 0 ? "\(number)" : nil
+            }
         }
     }