How to AirPlay content to your Mac using macOS Monterey Pair iMac with an external monitor However, this does require a more recent Mac. This feature doesn’t work if you want to extend your iMac or iPad desktop space, but you can mirror from iPhone, iPad, or iPod touch directly to a newer iMac or any other compatible Mac. macOS: How to turn your iPad into a second display with Sidecar.

If you haven’t tried Sidecar before, check out our full guide here: Sidecar is built into Mac and iPad since macOS Catalina and iPadOS 13.

Once connected, under System Preferences/Settings you can choose whether the Mac or iPad is the primary display.

On macOS Monterey or Ventura, click Control Center (two pill icon) in the Menu Bar > Screen Mirroring > choose your iPad.

This of course doesn’t offer Mac to Mac support, but if you want to use a newer iMac as a monitor with an iPad, Sidecar is a great free solution. We’ve used both here at 9to5Mac and have found them to be great products that see regular updates.

Duet Display doesn’t require any hardware but goes from $25/year for Duet Air (to get Mac to Mac, PC to Mac, and iPad to Mac support).

Luna Display does require a $119 Luna Display USB-C dongle but has no subscription cost.

To get the same functionality that target display mode offers with Mac to Mac (and even get PC to Mac and iPad to Mac) support, Luna Display and Duet Display are two of the top options.

27 inch late 2013 imac