It is designed to be as simple and lightweight as possible while still giving you some additional features to assist with your Virtual Desktops.
Windows Virtual Desktop Helper will display which desktop you are on when switching. Windows Virtual Desktop Helper helps fix some of these missing features. Once in use, you can right-click a virtual desktop number and access settings. From there, you can show the previous/next desktop icon in the systray, an overlay when switching between your active desktops, and startup with Windows. You can also opt to change the overlay duration, animation in/out, and the position of that overlay.
If you regularly use multiple virtual desktops, Windows Virtual Desktop Helper will definitely help keep you organized.