There is not much info on the site to know what you can do with it and no mention anywhere about what operating system or how much of a computer you need to use it. ????

Windows or Apple?
Can you save the input as a useable file for direct use on another keyboard - for example - input a Yamaha style saved as a useable and loadable to Korg style!
Probably not the intended use for Varranger, but this is not clear to me from what I see here.

Bill G