Accept credit cards on your phone using mobile readers and apps from Square, PayPal, or Chase. Download the app, connect a ...

Learn about free and cheap iPhone credit card readers and explore technologies like tap to pay that enable you to accept payments without a card reader. In my evaluation, here are the best free and ...

Cassie is a deputy editor, collaborating with teams around the world while living in the beautiful hills of Kentucky. She is passionate about economic development and is on the board of two non-profit ...

We reported on the dongle-based audio signal credit card reader for iPhone and other connected mobile devices a short while ago, which has been pioneered by Twitter creator Jack Dorsey. Square uses a ...