You only need to download and run it without any install.
It is very easy to use. You can download all images of a product on ecommerce website directly with browser Or you can use within a desktop tool with more features
There are full videos for describe for how to using tool.
You can check the videos on my Youtube channel.
We always ready for supporting customers in any problems or issues.
You can contact with Mali-Tools team anytime via Facebook or email: firstname.lastname@example.org