First of all , we are not all tech savvy here , second of all , lets say I dont trust the op , and you too , why would I bother?
Anyways , I tried it , but like I said , it lacks so many things that its impossible for this to being a scam, a scam usually looks too good to be true and this looks nothing good.
Wow thats a little harsh... In my opinion this is an excellent piece of software, but you should add a little notification in the tray when the thirty minutes are up... Kinda like this:
http://puu.sh/4muJV.png