Apple Pay for Android Tips app will tell you a lot about Apple Pay.

Apple Pay is a system for storing credit and debit cards in Apple Wallet that can be used via NFC, in apps, or on the web. Any iPhone, iPad, Apple Watch, or Mac can use Apple Pay in certain situations. Tap to Pay on iPhone also adds the ability for payment processors to work with NFC taps, no external device required when using Apple Pay.
Contactless payment available at most major retailers
Second-factor authentication increases security
Information is stored in Secure Enclave fully encrypted
Card information is never shared with merchant
Card numbers are tokenized with every purchase
Can be disabled via Apple's "Find My" feature in event that device is lost
FEATURES & COMPATIBILITY

Fully compatible with Apple iPhone Passbook
Best Android Passbook Wallet pass app
Automatic Pass Updates & Notifications
Embedded QR Scanner & Built-in Browser
Barcode Support (QR, PDF417, Aztec, Code128)
iBeacon Support (Built-in iBeacon Scanner at the background)
Install Referer Option
Works with .pkpass Apple iPhone Wallet's Passbook format
Good alternative Android Wallet App for Apple iPhone Passbook App
NFC is not supported
Not an alternative to Apple Pay on the iPhone
Just get our guide app for apple pay and have fun with your friends.

Note: ❗
This is an unofficial app. Just be aware of the app and in case of any questions, feel free to contact us.