spacedesk is a free app that lets you use an Android tablet as a second display for your Windows PC. Learn how to set up and use it.

While it may take a little bit of work, you can use your Android device as an additional monitor for your Windows PC. Here's how to do just that.

If you own a Samsung Galaxy Tab tablet, you already have a terrific second display for both work or business travel. Here's how to use it.