All purchases are made through the application store and the transactions are handled outside of our system.
We are not able to charge or refund our customers directly. Please contact the App Store (for iOS devices) or Play Store (for Android devices) for your refund. You can do that on the links below
iTunes: https://support.apple.com/en-us/HT204084
Google Play: https://support.google.com/googleplay/answer/7205930?visit_id=1-636503903776113603-2274257550&rd=1