Designers often study the evolution of user interfaces. Windows 8.1 represented a radical shift toward touch-first design. Using a simulator helps analyze the Charms Bar, semantic zoom, and edge swipes without installing the OS.
Testing how web apps behave in a "Cross Browser" Windows 8.1 environment. Windows 8.1 Simulator
In common parlance, when people search for a "Windows 8.1 Simulator," they often mean one of two things: a (true simulator) or a free VM environment (like a ready-to-run Windows 8.1 image). Designers often study the evolution of user interfaces