The best credit card reader for Android in 2024 is Square, though SumUp, .Merchants looking for a credit card reader for Android devices had a hard time finding options back when Apple dominated the card reader field. .About Credit Card Reader NFC (EMV) 5.5.6. This app was designed to allow users to read the public data stored on their NFC-compliant EMV banking cards, such as credit cards. EMV (Europay, Mastercard, and Visa) is a global .