---
title: keyWindow
framework: uikit
role: symbol
role_heading: Instance Property
path: uikit/uiapplication/keywindow
---

# keyWindow

The app’s key window.

## Declaration

```swift
var keyWindow: UIWindow? { get }
```

## Discussion

Discussion This property holds the UIWindow object in the windows array that is most recently sent the makeKeyAndVisible() message.

## See Also

### Deprecated properties

- [applicationIconBadgeNumber](uikit/uiapplication/applicationiconbadgenumber.md)
- [statusBarFrameUserInfoKey](uikit/uiapplication/statusbarframeuserinfokey.md)
- [statusBarOrientationUserInfoKey](uikit/uiapplication/statusbarorientationuserinfokey.md)
- [currentUserNotificationSettings](uikit/uiapplication/currentusernotificationsettings.md)
- [isIgnoringInteractionEvents](uikit/uiapplication/isignoringinteractionevents.md)
- [isNetworkActivityIndicatorVisible](uikit/uiapplication/isnetworkactivityindicatorvisible.md)
- [isStatusBarHidden](uikit/uiapplication/isstatusbarhidden.md)
- [scheduledLocalNotifications](uikit/uiapplication/scheduledlocalnotifications.md)
- [statusBarFrame](uikit/uiapplication/statusbarframe.md)
- [statusBarOrientation](uikit/uiapplication/statusbarorientation.md)
- [statusBarOrientationAnimationDuration](uikit/uiapplication/statusbarorientationanimationduration.md)
- [statusBarStyle](uikit/uiapplication/statusbarstyle.md)
- [windows](uikit/uiapplication/windows.md)