This steals, your money do not pay for it. It will not give you a refill and it is the worst
Response from developer
Hi, we’re sorry for the frustration with your purchase and refund request. Refund requests for App Store purchases are reviewed and processed by Apple. Please visit 【https://reportaproblem.apple.com】 to submit your request. If you need help with the steps or have questions about your purchase, please contact us by email. We’re here to help.

