Parallels Desktop is an application for Mac that allows you run Windows, Linux or even OS X operating systems and applications created for them on your Mac. This is made possible thanks to a specific software technology called desktop virtualization.
Is parallel desktop good for Mac?
Seamless Virtualization Software for Mac Users
Parallels Desktop is the obvious first choice for all home and small office users who want to run Windows on an Apple Silicon- or Intel-based Mac. It's terrifically fast, smooth, and, despite minor glitches, reliable.
What does Mac operating system do?
MacOS is the computer operating system (OS) for Apple desktops and laptops. It is a proprietary graphical OS that powers every Mac. OSes interact with a computer's hardware, allocating the resources necessary to complete tasks given to it - for example, running an application.