the iphone peripheral maker mophie is set to debut a credit card swiping accessory at the upcoming 2010 CES show in las vegas. the attachment would plug into the iphone and an application on the phone would process the card, allowing users to buy things or transfer money. this isn’t the first iphone credit card accessory, but it does integrate the design into a very streamlined housing. its main competitor is the square, a device developed by twitter’s founder jack dorsey. the idea behind this new sector of iphone accessories is to add more security to making transactions through the device, giving users a simple way to accept payment without extra hardware or services.

iphone credit card readers square credit card reader