Deskalong Host for Mac.
The free menu-bar app your iPhone or iPad connects to. It shows your Mac's screen on your phone and sends your touches, typing and scrolling back to it.
Questions until then: support@deskalong.com
What you'll need.
A Mac with Apple silicon
Any Mac from the M1 onward. Intel Macs aren't supported yet.
macOS 14.5 or later
Deskalong Host is notarized by Apple and updates itself.
Deskalong on your iPhone or iPad
From the App Store, on iOS or iPadOS 17.5 or later. Pair once with a code your Mac shows.