All purchases are processed by the store you downloaded the game from. To claim a refund, you'll need to contact the customer support service for that store.
Any information you provide to support your claim (e.g., the order number, the purchase time, or your receipt) can considerably speed up the refund process.
Cancel a purchase from the App Store
Cancel a purchase from Google Play
Cancel a purchase from the Amazon Appstore
Cancel a purchase from the Microsoft Store
Cancel a purchase from the Samsung Galaxy Store
Cancel a purchase from the Huawei AppGallery