To create a sandbox tester account, follow these steps: Verify that all webpages hosting an Apple Pay button are HTTPS and your web server supports TLS 1.2.Register and verify a Merchant Domain (Apple Pay for web only).Create your Merchant Identity Certificate (Apple Pay for web only).Create your Payment Processing Certificate or obtained a CSR from your PSP.Register a Merchant ID in your developer account.Learn more about configuring your environment

Make sure to complete the steps below before testing your Apple Pay implementation with Apple Pay servers. This includes registering a merchant ID, creating certificates, and verifying your website domain if you plan to implement Apple Pay for the web. To successfully establish an Apple Pay session with Apple Pay servers, your Apple Developer account needs to be configured for Apple Pay. App Store Connect sandbox tester account.iPhone 6 or later, iPad mini 3 or later, iPad Air 2, iPad Pro, or Apple Watch.You’ll need the following to test Apple Pay in the sandbox: Real cards must be used in the production environment. Note: It is also important to test Apple Pay in your production environment.

Apple sandbox coloring app