Originally released on September 11, 2015, Android Pay was an app for Android smartphones. It allowed users to add funds, as well as credit/debit cards, to a digital wallet that they can use to make purchases through various means, including tap-to-pay and online stores.
How do I use the tap-to-pay feature for Android Pay?
Tap-to-pay is a feature that utilizes NFC to allow smartphone users to purchase goods and services. Once you've added a payment source, hold your device near the payment terminal while pressing your finger on the fingerprint reader, or enter your PIN.