Mobile credit card payment processing apps for Android include PayPal, Square, SumUp, QuickBooks and Shopify, offering varied ...

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. To ...

Modern smartphones can do just about anything, but not many people know how easily they can replace those old cash registers and allow your store to accept credit and debit cards instantly. All you ...

A reader, Billie, writes in, “I got free a ‘card-reader’ stick. Don’t know how to use it. When I plug it into a port, nothing comes up to show it is there.” Card readers are typically small USB ...