Merchant Support Questions & Answers What cards are supported? We support VISA (including Visa electron) and Mastercard Credit and Debit cards. Maestro, Amex, UnionPay and Diners cards are not currently supported. Last Updated: 1 year ago in Questions & Answers Did this article answer your question? Related Articles Brand guidelines for MasterCard and VISA What is the difference between initial and standing amount? How to change email address on the payment page? What is Open Banking? What is processing account? What is EMV 3DS?