For a long time, PayPal has reigned supreme. Customers benefit from a single sign-in to securely handle most online payment transactions worldwide, while businesses have a quick, no-contract solution to start receiving money right away. Since its conception, its promise to eliminate the hassle of card transactions has made it one of the biggest and most widely used payment processors. But is it still the best and most cost-effective option? Let’s take a look at the alternatives.