diff --git a/v2/internal/frontend/desktop/darwin/frontend.go b/v2/internal/frontend/desktop/darwin/frontend.go
index 2d169da1..7e3b4bab 100644
--- a/v2/internal/frontend/desktop/darwin/frontend.go
+++ b/v2/internal/frontend/desktop/darwin/frontend.go
@@ -206,6 +206,9 @@ func (f *Frontend) WindowSetRGBA(col *options.RGBA) {
 }
 
 func (f *Frontend) Quit() {
+	if f.frontendOptions.OnBeforeClose != nil && f.frontendOptions.OnBeforeClose(f.ctx) {
+		return
+	}
 	f.mainWindow.Quit()
 }
 
diff --git a/v2/internal/frontend/desktop/linux/frontend.go b/v2/internal/frontend/desktop/linux/frontend.go
index 8a94a82f..abcfcd44 100644
--- a/v2/internal/frontend/desktop/linux/frontend.go
+++ b/v2/internal/frontend/desktop/linux/frontend.go
@@ -208,6 +208,9 @@ func (f *Frontend) WindowSetRGBA(col *options.RGBA) {
 }
 
 func (f *Frontend) Quit() {
+	if f.frontendOptions.OnBeforeClose != nil && f.frontendOptions.OnBeforeClose(f.ctx) {
+		return
+	}
 	f.mainWindow.Quit()
 }
 
diff --git a/v2/internal/frontend/desktop/windows/frontend.go b/v2/internal/frontend/desktop/windows/frontend.go
index 32245c12..eed02b39 100644
--- a/v2/internal/frontend/desktop/windows/frontend.go
+++ b/v2/internal/frontend/desktop/windows/frontend.go
@@ -261,6 +261,9 @@ func (f *Frontend) WindowSetRGBA(col *options.RGBA) {
 }
 
 func (f *Frontend) Quit() {
+	if f.frontendOptions.OnBeforeClose != nil && f.frontendOptions.OnBeforeClose(f.ctx) {
+		return
+	}
 	// Exit must be called on the Main-Thread. It calls PostQuitMessage which sends the WM_QUIT message to the thread's
 	// message queue and our message queue runs on the Main-Thread.
 	f.mainWindow.Invoke(winc.Exit)
diff --git a/v2/pkg/options/options.go b/v2/pkg/options/options.go
index 91c1b329..717fd93d 100644
--- a/v2/pkg/options/options.go
+++ b/v2/pkg/options/options.go
@@ -45,9 +45,10 @@ type App struct {
 	Menu              *menu.Menu
 	Logger            logger.Logger `json:"-"`
 	LogLevel          logger.LogLevel
-	OnStartup         func(ctx context.Context) `json:"-"`
-	OnDomReady        func(ctx context.Context) `json:"-"`
-	OnShutdown        func(ctx context.Context) `json:"-"`
+	OnStartup         func(ctx context.Context)                `json:"-"`
+	OnDomReady        func(ctx context.Context)                `json:"-"`
+	OnShutdown        func(ctx context.Context)                `json:"-"`
+	OnBeforeClose     func(ctx context.Context) (prevent bool) `json:"-"`
 	Bind              []interface{}
 	WindowStartState  WindowStartState