I purchased the upgraded part of this product, and a few things you should know:
If you don't purchase the upgrade your software will expire after 30 days:
However, I purchased the upgrade for $25 and when I deactivated the license on one site to move it to a staging area for a site upgrade, it blocked all of my use of it entirely.
The support people were very rude and insisted that I only had 7 days to change the domain I wanted to use the plugin on, and then they sent an email where it says 3 days, if you click on a link in your account screen after the purchase is made. In this shared notebook on Evernote I put in the screen shots of purchase and ad screens as of today, and when I purchased this almost a month ago, the website was much more bare bones.
Public Evernote Notebook including the graphic he sent that I can't find anywhere saying it's 3 days to change the domain name to use the software with:
Lastly, the guy says he'll move my site ONCE if I release my PayPal dispute.
They're in Russia, but with a GoDaddy Domain, so be careful in your dealings with this company. I've emailed email@example.com the information about the situation so they could take down the plugin, but for now I"m making this detailed report here so people can be careful.