You can also check out our list of best credit cards for alternative options. Credit card mobile apps are essential for managing your account on the go. You can quickly view your balance ...

The most basic product is the Square magnetic stripe reader, which can plug into a smartphone’s charging port or headphone jack to take credit card payments. Customers can get one of these for free ...

“There are just too many trade show and mobile sales professionals carrying around wireless credit card machines, running on networks that they never heard of, the size of a military field radio ...