To use an iPad as a second screen on a Windows 10 computer, you'll need to use a third-party app like SplashTop.

Two monitors are better than one, and with macOS Catalina, you can turn your iPad into a second display with just a few clicks thanks to a feature known as Sidecar. But Sidecar is limited to certain ...

Long before Apple introduced Sidecar in macOS Catalina, the paid Duet Display app has provided a lag-free way to use an iPad to extend the desktop of a Mac or PC. While Sidecar has largely rendered ...