Use Wallet to collect your credit and debit cards, coupons, and deals all in one place.
Wallet is a virtual wallet on your phone. You can:
Store your credit and debit cards on your phone. To add a card to Wallet, you must sign in to your Microsoft account on your phone. If you already have a credit card on your Microsoft account, it is automatically added to Wallet.
Make Store payments, for example, when buying an app from Store
Make in-app purchases with your cards stored in Wallet
Check your debit card account, if there is a Wallet app available to go with your card
Use your cards in Wallet for NFC payments, if supported by your network service provider
Store your deal coupons and membership cards in your Wallet
To keep your Wallet secure, define a PIN code for it.