diff --git a/LeCountdown/AppDelegate.swift b/LeCountdown/AppDelegate.swift
index aff00e7..251b142 100644
--- a/LeCountdown/AppDelegate.swift
+++ b/LeCountdown/AppDelegate.swift
@@ -46,6 +46,7 @@ class AppDelegate : NSObject, UIApplicationDelegate {
     }
     
     func applicationDidReceiveMemoryWarning(_ application: UIApplication) {
+        Conductor.maestro.memoryWarningReceived = true
         Logger.log("applicationDidReceiveMemoryWarning")
         FileLogger.log("applicationDidReceiveMemoryWarning")
     }
diff --git a/LeCountdown/Conductor.swift b/LeCountdown/Conductor.swift
index f29131c..a550f3c 100644
--- a/LeCountdown/Conductor.swift
+++ b/LeCountdown/Conductor.swift
@@ -35,6 +35,8 @@ class Conductor: ObservableObject {
     
     @Published private (set) var liveTimers: [LiveTimer] = []
     
+    @Published var memoryWarningReceived: Bool = false
+    
     init() {
         self.currentCountdowns = Conductor.savedCountdowns
         self.currentStopwatches = Conductor.savedStopwatches
diff --git a/LeCountdown/Views/ContentView.swift b/LeCountdown/Views/ContentView.swift
index 9e916ec..5af2202 100644
--- a/LeCountdown/Views/ContentView.swift
+++ b/LeCountdown/Views/ContentView.swift
@@ -83,6 +83,11 @@ struct ContentView<T : AbstractTimer>: View {
 //                .environment(\.managedObjectContext, viewContext)
 //        })
         .toolbar {
+            if Conductor.maestro.memoryWarningReceived {
+                ToolbarItemGroup(placement: .navigationBarTrailing) {
+                    Image(systemName: "circle.fill").font(.caption2).foregroundColor(.orange)
+                }
+            }
             MainToolbarView(isEditing: self.$isEditing)
         }
         .onAppear {