A Google Play gift code is a prepaid digital voucher used to add funds (called Google Play balance) to your Google Play account. This balance can then be used to purchase a wide range of digital content from the Google Play Store.

Payment Method: 

It serves as an alternative payment method, meaning no credit card is required to make purchases on the Play Store.

The balance can be used to buy:

• Apps and games
• In-app purchases and subscriptions
• Movies and TV shows
• Books and music

On an Android device:
1 - Open Play Store (app or play.google.com).
2 - On the top right, tap on the profile icon.
3 - Select Payment and subscriptions > Redeem code.
4 - Enter the code.
5 - Tap Redeem.

On a computer:
1 - Go to play.google.com/redeem.
2 - On the top right, tap on the profile icon.
3 - Select Payment and subscriptions > Redeem code.
4 - Enter the code and tap Redeem.
5 - Tap Redeem.
6 - Review the account that’ll receive the balance and tap Confirm.