Square is our top pick for best credit card readers for small businesses Look for a credit card reader that’s easy to set up and has good customer support Plans and fees can be expensive ...

Here are the card readers Square offers: Square will send you a free magstripe reader when you sign up to help you create a mobile POS system. We like that the sign-up for Square is straightforward.

Accepting credit cards with a mobile device can help ... and there’s no monthly fee for use. Additionally, Square Reader offers fast online sign-up and next-business-day transfers.