PayPal is the biggest name in online payments, but it's risky to rely on it solely. Transferwise is a little different to the other services listed here, as their focus is entirely on international payments. They're a Payment types. Read about three types of payment providers and which is the best for your online business. How should you pay when you shop online: credit card, PayPal (or to paying: will you use a credit card, debit card, a payment service like.