Buy a Google Play gift card from an authorized retailer
Receive a redeem code by email after buying a digital gift card
Get a code from a promotional offer or giveaway from Google or a partner
Redeem a code received from a friend or family member
Check if your mobile carrier includes Google Play credit promotions
Look for rewards programs that offer Google Play codes as prizes
Use Google Opinion Rewards to earn Google Play credit in supported regions
Redeem a code from a physical gift card by scratching off the code area
Verify the code source is legitimate before using it
Redeem the code in the Google Play Store app or on the Google Play website