Uploaded November 2019 | Updated September 2026, 7 hours ago

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This tutorial shows how to use In-App Payments SDK on Android to provide a secure, managed payments client that lets customers enter a card or use a digital wallet for payments.

The quick start in our docs I’m following: developer.squareup.com/docs/in-app-payments-sdk/quick-start/start

Sample app:
github.com/square/in-app-payments-android-quickstart

Sample server:
github.com/square/in-app-payments-server-quickstart

Fake card details:
developer.squareup.com/docs/testing/test-values?q=credit%20card

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