The Open Book Touch also runs open source firmware. The default firmware features a UI framework called Focus, which is based ...

Plus some honorable mentions you may also want to consider: Finding the best credit card readers is a critical step in the business process. After all, if you want to accept card payments, you need a ...

$7.01 at Amazon Use code 'NTCIF4MK' This Sabrent OTG card reader is no bigger than a standard USB flash drive. One end has a USB 3.0 Type-C port and the other end has a USB 3.0 Type A port. Both sides ...

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 ...