The Truth About "Google Play Gift Card Code Generators"
Google and Apple generate 16-character alphanumeric gift card codes using cryptographically secure HMAC tokens. These tokens do not become active until a retail barcode scanner or authorized API partner (such as Tremendous or InComm) registers them in Google's database.
Warning: Any site prompting you to "Complete 2 human verifications" to reveal a 16-digit Play Store code is an affiliate scam designed to steal your email or install malware on your phone.