This is an American piece of software from a company called Cochenille Design Studio.http://www.cochenille.com It is compatible with windows and Mac including Windows 10. You load the software onto your computer and then you need to use the USB dongle whenever you operate it. Garment designer allows you to design garments which then you can sew or knit from. The current price for this software is $199 for the basic package and $249 for style set 1 and 2
In addition you can also purchase Stitch Painter which is a grid on which you can design your own stitch patterns. This will cost you a further $199.