Based on our record, Air Display should be more popular than Screens. It has been mentiond 3 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Https://avatron.com/applications/air-display/ Not sure, if it does screen mirroring. Source: about 2 years ago
If you're talking about Target Display Mode, I'm afraid your iMac does not support it. You can still use something like Air Display, although I'm not sure if it will help you achieve what you want. Source: over 2 years ago
The other option is via software like AirDisplay, but that does cost money as well! Source: about 3 years ago
Edovia's Screens https://edovia.com/en/ is a paid app, but it makes the Sharing stuff a little more accessible/easy to setup. I was using this to share between my Macs and my Windows PCs-just one click sharing. But...I can't get it to work with my Mac Mini for some reason, so I went back to Apple's solution. Source: over 2 years ago
Screens by Edovia. You need Screens Connect on the MBP at home. Source: about 3 years ago
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.
TeamViewer - TeamViewer lets you establish a connection to any PC or server within just a few seconds.
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. Read more about iDisplay.
Chrome Remote Desktop - The easy way to remotely connect with your home or work computer, or share your screen with others.
spacedesk - spacedesk expands the Windows desktop computer screen to other computers over the local area...
AnyDesk - AnyDesk is the world's most comfortable remote desktop application. Access all your programs, documents and files from anywhere, without having to entrust your data to a cloud service.