Get a Refund From the App Store
We offer a full money-back guarantee for all the products we sell on the App Store. If you're not happy, we're not happy.
Unfortunately, we can't process refunds on our end for apps purchased on the App Store at all. Apple doesn’t give us access to your purchase, allow developers to refund them, or even know that you made a purchase.
You'll need to contact Apple to get the refund. These instructions show exactly how to do this: