Tap Buy Now. Tap + Add new, then select Add a credit or debit card. Enter your Vanilla Gift Card details and tap Add and continue to load your Amazon Gift Card.

How to check your Amazon gift card balance in the app Open the app and click on the account icon at the bottom of the landing page (the little person illustration).

Select ‘Add a payment method’ to enter your card details. Choose between adding a credit card, debit card, bank account, or Amazon gift card. Step 5: Enter card details ...

For example, if you don't regularly use Amazon and want to make a one-time purchase that is about the same amount as the balance on your Vanilla Gift Card, it may be more convenient to just add it ...