Light up your Windows device is personal, productive, and perfect for Windows.

Best with Windows 10

Add your account to the Windows 10 Mail app to light it up with unique, powerful organizational features. Using in the app lets you automatically organize recurring mail, and set automated replies.

SCreenshot of Inbox Sign up

Personalize Windows easily

When you sign in to a Windows device with as your Microsoft account, your Mail, Calendar, OneDrive, and People automatically sync, so you can move from one task, app, or service to the next without signing in each time.

Screenshot of Windows start screen Sign up

On Windows. On the web. seamlessly connects across Mail, Calendar, OneDrive, Skype, Twitter, LinkedIn, and even Google for a consolidated contact list that you can access on the web—even when you're away from your PC. Inbox on a Windows Phone Sign up

Already have a Microsoft account?

If you've used Microsoft services in the past— whether it's,,,, or another email service, use that address to sign in to your device. If you need a new account it's easy to create an alias, or, a brand new one.

Screenshot of the Create a new Microsoft account screen Add an alias