gift card

There's a whole list of "it depends"...

This article explains the different kinds of gift cards Apple uses and has links on how to redeem them and what can be purchased with each kind. Click on the link --> What type of gift card do I have? - https://support.apple.com/HT204199

To learn 'What you can buy with your Apple ID [Apple Account] balance', click here --> https://support.apple.com/HT211187

"Where the Apple Gift Card is available, you can use your Apple ID balance to buy products and accessories at apple.com or in the Apple Store app."

For a list of countries where the Apple Gift Card is available, Click here --> https://support.apple.com/en-us/HT202631 and search for 'Apple Gift Card'

(Nov 25, 2021: the USA, Canada, Australia, and Japan)

https://www.apple.com/shop/gift-cards --> "Apple Gift Cards are solely for the purchase of goods and services from the Apple Store, the Apple Store app, apple.com, the App Store, iTunes, Apple Music, Apple TV, Apple Books, and other Apple properties." This list does not include retail Apple Stores.