Works as it is described but, there is no ALT text in HTML code for product images.So your google position in google images will goes down.
Ease of use
It is not install and use extension. You have to do some changes in VM template. So if you dont know HTML think first how to solve this...
there is how to install and change HTML template code
Value for money
High price for such template plugin and without support. Think before waist your money. There is limitation of use. Thatch out!