Before you can buy anything from the App Store, you need an Apple ID. When you create an Apple ID, you also need to provide a payment method for your purchases.

The available payment methods vary by country. You can typically use these methods:

  • Credit cards
  • Content codes
  • Store credit, including iTunes Store Gift Cards, Gift Certificates, and Allowances
  • ClickandBuy
  • PayEase
  • PayPal
  • UnionPay (requires SMS PIN for setup)

 

For more details click here to read Payment methods for iTunes and App Store.