How to check your purchase history on Android:
- Open the Google Play Store app on your device
- Go to the "Account" section in the menu
- Go to "Order History"
- Go to payments.google.com
- Log in with the Google account you used to purchase
- Select an entry to see the receipt and the status of the purchase
How to check your purchase history on iOS:
- Open iTunes on your computer
- Login with the Apple ID you used to make the purchase
- Click on your username and select "Account"
- Search for "Purchase History" and select "See all"