+ Supports HiDPI, Retina resolution, scaling + Can turn iPad, Android tablet, Mac and Windows computer into second monitor Duet Air is subscription based and cost US $24.99 annually. Then there's Duet Air which offers more features, such as pen support, remote desktop, use your Mac or Windows computer as an external display, and more.

The basic app called Duet Display can turn your iPad and Android tablet into external displays for your Mac and Windows.ĭuet Display has touch support but unfortunately no pen support.

This is a Samsung tablet as an external display to my Mac. Duet Display used to be a one time purchase of US $14.99 but is now subscription-based. Works only on selected Samsung tablets and Windows OS Duet Display ($24.99 annually)ĭuet Display is possible the most versatile app on this list.ĭuet Display can turn your iPad, Android tablet, Mac and Windows computer into external displays. + Display settings configurable via Windows Select the tablet and now your tablet will either mirror or go into extended desktop mode. Just enable Second Screen on your Samsung tablet, then press Win + K shortcut on your Windows computer and the screen above will appear showing options for wireless display connection. If you're using Samsung tablets, Samsung Second Screen (free) may be available and you can use it to turn your tablet into an external display to your Windows. If you know of other external display apps or solutions that work well for you, let me know in the comments section. The apps listed above are just the ones I know of. Samsung Second Screen, SuperDisplay, Spacedesk, WiredXDisplay, Twomon SE, Deskreen Luna Display, Spacedesk, WiredXDisplay, Twomon SE, Deskreen In the table below, the column on the left are devices which you may want to use as external displays.Īpple SideCar, Duet DIsplay, Duet Air, Luna Display In some cases there are wireless and cable options. I use iPads and Android tablets, and computers running Mac and Windows.īy external display, I mean extended desktop mode where you can move your cursor from one display to the other.īelow are the apps or accessories you can use to turn your tablet into a second monitor. This article will cover my experience of using my tablets as external displays to my computers. If you have an iPad or Android tablet that you want to use as a second monitor, you can and all you need are the right apps.

Jan 2022 update: Added Spacedesk, WiredXDisplay, Deskreen, Twomon SE

Mac mini use ipad as monitor