Whether you're a traveling exec, a gamer, or a graphic designer, a portable second monitor can add an extra dimension to your work or play. We've tested most of the major models. Check out our top ...

Have you ever sat down at your computer to get work done, only to realize that a single monitor just isn't cutting it? If you constantly find yourself getting lost on the screen, or tabbing between ...

This free and open-source app lets you use any device as an extended PC monitor for macOS, Windows, or Linux. Here's how to ...