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

Square credit card readers are in thousands of stores and restaurants, but the company realizes there are industries where its software isn’t appropriate. That’s why today it introduced the Square ...

Square, the payments company that makes it easy for small businesses to accept credit card payments wherever you go, is finally catching up with the times today by updating its tiny card reader.