PayPal recently announced that it has acquired Card.io, a San Francisco company that lets businesses capture credit card information using a smartphone's camera. The employees at card.io will join the ...

PayPal's decision to buy its mobile-pay tech partner Card.io sheds light on how the smaller company's technology is shaping the world of mobile payments. Processing Content Card.io, which also works ...

Like Square, Card.io is a credit card machine for your phone. But unlike Square, which requires a dongle, Card.io just takes a picture of the credit card to grab all those digits for payment. It’s ...