So, in this article, I will be showing you how you can add Google Pay to your Flutter app with literally one button. No card-number form, no CVV field, no "add a payment method" screen. The user taps the Google Pay button, picks a card that Google Pay already knows, confirms with their fingerpr...
Source: [Dev.to](https://dev.to/mryadavgulshan/google-pay-integration-in-flutter-with-one-button-1kj9)