A digital card that can be redeemed for cash in the Apple Store,

 App Store, and iTunes Store is called an iTunes Gift Card.

ideal for buying applications, movies, music, and other content from the Apple ecosystem.

With millions of songs, albums, movies, and more available for purchase as well as a plethora of free content,

 including podcasts and instructional lectures, 

the iTunes Store is the best music store in the world.

A prepaid card that can be used in place of cash 

for purchases is called a gift card.

It is a card with a predetermined amount that can be used to make purchases at a certain shop or website.

One handy card that can be used at the Apple Store,

 iTunes, and App Store to purchase prepaid credit.