If you want to be productive, a second screen can be beneficial. It helps you multitask and increases your workspace so you can monitor several things at once without being limited by a lack of space.

If you have an Android tablet, you can transform it into a portable display for your Windows PC. This can be useful when you need extra screen space or want to present content on your PC to multiple ...

Duet Display lets you use any Android device as a second screen for your Mac, whether wired or wireless, giving you extra space for multitasking.

Need a second screen? Put your tablet to good use as an auxiliary display. Xiomara Blanco Associate Editor / Reviews - Tablets and monitors Xiomara Blanco is an associate editor for CNET Reviews.

iPad/Android: Want to eke out a little more value out of that tablet? Turn it into a second monitor for your PC or Mac and extend your screen real estate. This is especially handy for laptop users.

A second monitor for your PC or laptop can significantly enhance your productivity and reduce clutter. For Mac users, it's pretty easy to use their iPad as a secondary screen with Apple's SideCar ...

Having two displays hooked up to your computer instead of one can seriously boost your productivity and open up all kinds of new options for gaming, web browsing, and creative tasks—but you don’t ...

IDisplay, the not-so-well loved iOS app to turn a tablet or phone into a secondary display, has come to Android. Now, with this app and an Android tablet or phone (v2.1 or better), you can extend your ...

For all the talk about a “post-PC” world, most people use smartphones or tablets as an addition to their existing technological arsenal, rather than a replacement for a standard laptop or desktop. In ...