One of those plugins is Imagenomic Portraiture.
In other words, it scales on a larger display.
The controls on the left side of the plugin are divided into three sections.

The view can be zoomed out to show more details.
The plugin can also display the preview only.
In this view mode, the original image can be viewed by clicking on the preview.

Creating your own mask is also possible with the help of the eye dropper tool for skin tone selection.
When you spin up the plugin, the skin smoothing works automatically.
The presets are divided into Generic and Custom sections.
The Custom section is where you could access all of your own presets.
Imagenomic Portraiture Free Download for Windows
Most people want to look good in front of camera.
Photographer also wants their photos look amazing to satisfy their clients.
It reduces the hassle significantly.
There are of course other solutions for skin softening but this plugin excels at what it does.