Credit card readers are the front end to ... mobile device to accept cards and contactless payments by using a PayPal card reader and the PayPal payment app. All you need to do is download the ...

Amy Nichol Smith is a former Product Review Editor at Forbes Advisor. She has more than 20 years experience as a journalist and editor, writing on a range of topics, including tech products and ...

Some companies, such as Square, offer a free credit card reader that plugs into your device. Others, such as PayPal and Clover, have credit card readers that connect wirelessly to your device.