diff --git a/Mirivoice/ViewModels/MainViewModel.cs b/Mirivoice/ViewModels/MainViewModel.cs
index cbbd0c2..84fcbf4 100644
--- a/Mirivoice/ViewModels/MainViewModel.cs
+++ b/Mirivoice/ViewModels/MainViewModel.cs
@@ -1,6 +1,7 @@
 using Avalonia;
 using Avalonia.Controls;
 using Avalonia.Controls.ApplicationLifetimes;
+using Avalonia.Input;
 using Avalonia.Platform.Storage;
 using global::Mirivoice.Views;
 using Mirivoice.Commands;
@@ -26,6 +27,7 @@ namespace Mirivoice.ViewModels
     public class MainViewModel : VoicerSelectingViewModelBase
     {
         MainWindow mainWindow;
+        
         public static FilePickerFileType MiriVoiceProject { get; } = new("MiriVoice Project File")
         {
             Patterns = new[] { "*.mrp" },
@@ -729,6 +731,7 @@ public async void OnNewButtonClick()
 
         }
 
+        
 
         public MainViewModel(MainWindow window) : base(true)
         {
@@ -740,6 +743,7 @@ public MainViewModel(MainWindow window) : base(true)
             LoadRecentFIles();
             
             SetCommands();
+            SetGestures();
 
             SingleTextBoxEditorEnabled = false;
             IsVisibleProgressbar = false;
@@ -940,6 +944,36 @@ public void LoadRecentFIles()
             }
             RecentFiles.UpdateUI(this); // update UI
         }
+
+        // Key gestures
+        public KeyGesture UndoGesture { get; set; }
+        public KeyGesture RedoGesture { get; set; }
+        public KeyGesture OpenGesture { get; set; }
+        public KeyGesture SaveGesture { get; set; }
+        public KeyGesture SaveAsGesture { get; set; }
+        public KeyGesture NewGesture { get; set; }
+
+        void SetGestures()
+        {
+            if (OS.IsWindows() || OS.IsLinux())
+            {
+                UndoGesture = new KeyGesture(Key.Z, KeyModifiers.Control);
+                RedoGesture = new KeyGesture(Key.Y, KeyModifiers.Control);
+                OpenGesture = new KeyGesture(Key.O, KeyModifiers.Control);
+                SaveGesture = new KeyGesture(Key.S, KeyModifiers.Control);
+                SaveAsGesture = new KeyGesture(Key.S, KeyModifiers.Control | KeyModifiers.Shift);
+                NewGesture = new KeyGesture(Key.N, KeyModifiers.Control);
+            }
+            else // MacOS
+            {
+                UndoGesture = new KeyGesture(Key.Z, KeyModifiers.Meta);
+                RedoGesture = new KeyGesture(Key.Y, KeyModifiers.Meta);
+                OpenGesture = new KeyGesture(Key.O, KeyModifiers.Meta);
+                SaveGesture = new KeyGesture(Key.S, KeyModifiers.Meta);
+                SaveAsGesture = new KeyGesture(Key.S, KeyModifiers.Meta | KeyModifiers.Shift);
+                NewGesture = new KeyGesture(Key.N, KeyModifiers.Meta);
+            }
+        }
         // Commands
         public MCommand AddLineBoxCommand { get; set; }
         AddLineBoxReceiver addLineBoxReceiver;
diff --git a/Mirivoice/Views/MainView.axaml b/Mirivoice/Views/MainView.axaml
index d0736e6..5448c78 100644
--- a/Mirivoice/Views/MainView.axaml
+++ b/Mirivoice/Views/MainView.axaml
@@ -24,14 +24,14 @@
 	<DockPanel>
 		<Menu DockPanel.Dock="Top">
 			<MenuItem Header="{DynamicResource menu.files.title }">
-				<MenuItem Header="{DynamicResource menu.files.new}" Command="{Binding OnNewButtonClick}" InputGesture="Ctrl+N"/>
+				<MenuItem Header="{DynamicResource menu.files.new}" Command="{Binding OnNewButtonClick}" InputGesture="{Binding NewGesture}"/>
 				<Separator/>
-				<MenuItem Header="{DynamicResource menu.files.open}" Command="{Binding OnOpenButtonClick}" InputGesture="Ctrl+O"/>
+				<MenuItem Header="{DynamicResource menu.files.open}" Command="{Binding OnOpenButtonClick}" InputGesture="{Binding OpenGesture}"/>
 				<MenuItem Header="{DynamicResource menu.files.recent}" ItemsSource="{Binding RecentMenuCollection}">
 					
 				</MenuItem>
-				<MenuItem Header="{DynamicResource menu.files.save}" Command="{Binding OnSaveButtonClick}" InputGesture="Ctrl+S"/>
-				<MenuItem Header="{DynamicResource menu.files.saveas}" Command="{Binding OnSaveAsButtonClick}" InputGesture="Ctrl+Shift+S"/>
+				<MenuItem Header="{DynamicResource menu.files.save}" Command="{Binding OnSaveButtonClick}" InputGesture="{Binding SaveGesture}"/>
+				<MenuItem Header="{DynamicResource menu.files.saveas}" Command="{Binding OnSaveAsButtonClick}" InputGesture="{Binding SaveAsGesture}"/>
 				<Separator/>
 				<MenuItem Header="{DynamicResource menu.files.export}">
 					<MenuItem Header="{DynamicResource menu.files.export.perLine}" Command="{Binding OnExportAudioPerLineClick}"></MenuItem>
@@ -46,8 +46,8 @@
 
 
 			<MenuItem Header="{DynamicResource menu.project.title}">
-				<MenuItem Header="{DynamicResource menu.project.undo}" InputGesture="Ctrl+Z" Command="{Binding Undo}"></MenuItem>
-				<MenuItem Header="{DynamicResource menu.project.redo}" InputGesture="Ctrl+Y" Command="{Binding Redo}"></MenuItem>
+				<MenuItem Header="{DynamicResource menu.project.undo}" InputGesture="{Binding UndoGesture}" Command="{Binding Undo}"></MenuItem>
+				<MenuItem Header="{DynamicResource menu.project.redo}" InputGesture="{Binding RedoGesture}" Command="{Binding Redo}"></MenuItem>
 				<Separator/>
 				<MenuItem Header="{DynamicResource menu.project.pref}" IsEnabled="False"></MenuItem>
 				<Separator/>
diff --git a/Mirivoice/Views/MainWindow.axaml b/Mirivoice/Views/MainWindow.axaml
index 6551ee9..c0d6b7d 100644
--- a/Mirivoice/Views/MainWindow.axaml
+++ b/Mirivoice/Views/MainWindow.axaml
@@ -10,12 +10,12 @@
         Icon="/Assets/mirivoice-logo.ico" 
         Title="{Binding Title}">
 	<Window.KeyBindings>
-		<KeyBinding Gesture="Ctrl + Z" Command="{Binding Undo}" />
-		<KeyBinding Gesture="Ctrl + Y" Command="{Binding Redo}" />
-		<KeyBinding Gesture="Ctrl + O" Command="{Binding OnOpenButtonClicked}" />
-		<KeyBinding Gesture="Ctrl + S" Command="{Binding OnSaveButtonClick}" />
-		<KeyBinding Gesture="Ctrl + Shift + S" Command="{Binding OnSaveAsButtonClick}" />
-		<KeyBinding Gesture="Ctrl + N" Command="{Binding OnNewButtonClick}" />
+		<KeyBinding Gesture="{Binding UndoGesture}" Command="{Binding Undo}" />
+		<KeyBinding Gesture="{Binding RedoGesture}" Command="{Binding Redo}" />
+		<KeyBinding Gesture="{Binding OpenGesture}" Command="{Binding OnOpenButtonClicked}" />
+		<KeyBinding Gesture="{Binding SaveGesture}" Command="{Binding OnSaveButtonClick}" />
+		<KeyBinding Gesture="{Binding SaveAsGesture}" Command="{Binding OnSaveAsButtonClick}" />
+		<KeyBinding Gesture="{Binding NewGesture}" Command="{Binding OnNewButtonClick}" />
 	</Window.KeyBindings>
 	<views:MainView />
 </Window>
\ No newline at end of file