With 1.3 billion cardholders worldwide, Visa is the largest credit card provider and for that reason a widely used payment method in both online and physical stores. Whether you sell the latest fashion, books, travel, food or toys in your webshop, with Visa via Pay. you offer your customers a way to pay for their purchases directly online. Visa credit card payments are not debited immediately, but are billed by Visa to your customer at a later time.