After any IOS/Android purchase, you will receive the receipt via email that contains all the information related to this purchase, the order number, the value, the date, etc.
You can access the purchase history Within :
  • Store application on your device (Apple or Google).
  • The following:
Android users
- Log in to pay.google.com
- Fill in your account details on Google, which you used to purchase through the game.
- Choose "subscriptions or services."
- Click on "View Purchases."

IOS users
- Open the iTunes app on your computer.
- Type in your Apple ID and password when the dialog box appears.
- Choose "Purchase History" and click on "View All."
- You will find all iTunes purchases in the list.