Duet Display
With Duet Display, you can transform your iPhone or iPad into a second display to expand the screen space of your PC or Mac system.
20 Alternatives To Duet Display
Astropad
Astropad is a free form drawing tool designed from the ground up to take advantages of the features offered by an iPad.
Clock Screen Saver
Clock Screen Saver is a free cool looking screen saver that displays the current time in the way of digital or analog clock faces.
Input Director
Control multiple windows systems with one keyboard/mouse. Share a keyboard and mouse across multiple windows system.
Le Slide
Easily add two more monitors to your laptop í ½í²»
Mountie+
Connect a second (or third) screen to your laptop
Multiplicity
Multiplicity enables a user to control multiple computers with one keyboard and mouse.
Padbury Clock Screensaver
Minimal screensaver for Mac
Samsung DeX
Connect your Galaxy S8/S8+ to a monitor
ScreenFocus
Working with multiple monitors made right.
Splashtop Wired XDisplay
Use Splashtop Wired XDisplay to turn your iPad, Android tablet, Kindle or smartphone into a high-performance extra monitor for your computer.
Synergy
Project management & accounting for AEC professionals
TwomonUSB
You can create dual monitors quickly and easily using a USB.
Vinpok Split
Best on-the-go touch screen monitor
iDisplay
iDisplay is an app that turns a mobile device into a secondary desktop monitor. The app currently supports iOS, Android, Windows and MacOS, and it lets users connect a desktop computer to a mobile device over WiFi.
scrcpy
Display and control your Android device from your computer. This application provides display and control of Android devices connected on USB (or over TCP/IP). It does not require any root access.
spacedesk
spacedesk expands the Windows desktop computer screen to other computers over the local area…