These card readers are for small businesses needing a simple payment solution at the point of sale. They let small businesses accept credit or debit cards, as well as mobile wallets from customers.

Accepting credit cards with a mobile device can help you serve more customers and increase your revenue. You’ll need to find a great Android-compatible card reader if you’re using Android devices.

We reviewed several mobile point-of-sale (POS) systems using a detailed process to determine the seven best credit card readers for iPhone. Our ratings looked at key factors that included pricing ...