Prepare the reader, take a Tap to Pay on iPhone payment with the MoneiTapToPay SDK, read the result and the decline reason, confirm it with the signed webhook, show Apple's education screens, accept Apple's terms before checkout and show the reader state.
Create a POS auth token on your server with your MONEI API key, send it to the iOS app, and renew it before it expires. The API key never goes into the app.
Every TapToPayError of the MoneiTapToPay SDK, its paymentFailed codes, and what to do when a Tap to Pay on iPhone payment ends with outcomeUnknown.
Accept contactless card payments with Tap to Pay on iPhone inside your own iOS app. The MONEI Tap to Pay SDK for iOS runs the payment, and MONEI processes it.
Request the Tap to Pay on iPhone entitlement, add the public MoneiTapToPay package to your Xcode project, and configure your app target.
Test your Tap to Pay on iPhone integration in test mode with the example app, check the SDK versions and Xcode compatibility, and use the go-live checklist.