Of course I can't say anything about other products.
The only thing I can say is that if you buy the Enthuware mock exams, you will get a question bank with support. If you have any doubts about a certain question or answer you can hit the "discuss" button and you will be directed to the Enthuware support forums. I will reply soon and help you where needed.
I suggest huckleberry pie. But the only thing on the gluten free menu is this tiny ad: