Duet Display is a software that allows you to use your iPad or iPhone as an extra display for your computer.
Starting from $9.99
Best TwomonUSB Alternatives ranked by AI · updated May 2025
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TwomonUSB is a software solution that allows you to use your iPad or Android tablet as a second monitor for your computer.
Price: Free version available, Pro version for $9.99
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Top 6 TwomonUSB alternatives
Air Display turns your iOS devices into a wireless second display for your Mac.
Splashtop Wired XDisplay uses a USB connection to turn an iPad or Android tablet into an extra display for a Windows or...
Pros
- USB connection avoids most Wi-Fi interference and congestion
- Supports both Windows and macOS host computers
- Simple use case for adding a tablet display
Cons
- Less current feature depth than SuperDisplay for Android pen users
- USB setup can require drivers and device permissions
- Free version may impose usage or feature restrictions
Astropad allows you to use your iPad as a graphics tablet for your Mac, turning your iPad into a professional graphics tablet.
$29.99 (Standard) - $79.99 (Studio) one-time purchase
iDisplay is an app that allows you to turn your mobile device into a second monitor for your computer.
Duet Pro allows you to use your iPad as a second display for your Mac or PC, offering a seamless dual-screen experience.
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