Grammarly provides a link to printable receipts for all charges to your account.
Premium accounts
To access your receipts on a laptop or a desktop computer, go to the Subscription tab on the Account page and click the Download billing receipts button. You can also include additional information in your receipts by clicking Add extra information to your receipts (optional):
Note: If you made your purchase via the Apple App Store, you can locate your receipt by following the instructions outlined here.
Business accounts
Navigate to the Subscription page and click the Download all button:
Note: We do not charge VAT at this time. Therefore, your payment for the subscription to Grammarly Premium or Grammarly Business does not include it.