Square Reader for magstripe: First one free, then $10 No matter which you pick, you can sell in-person, online and through third-party apps without breaking a sweat.

Square Mobile Payment System Goes Live by Ray Willington — Friday, May 14, 2010, 07:06 AM EDT Comments ...

Square, the super-cool payment system that lets you collect peoples’ credit card dollars on your smart phone, is delayed indefinitely while the company tightens various infrastructural screws ...

Square, the mobile payments startup co-founded by the creator of Twitter, showed off technology Monday that it said could one day replace cash registers and eliminate paper receipts. Using the San ...

Square's analytics are tied to Square Register, the company's point-of-sale software system that operates on iPhone, iPad or Android. The register system tracks sales and converts them into easily ...

Square, the mobile-payments firm founded by Jack Dorsey, abruptly ended a pilot program last week for a new payment system in the back of New York City cabs. In an Oct. 12 letter to the Taxi and Li… ...

A new paperless payment system that uses an iPhone or iPod touch is currently being trialled in an NYC store. Codenamed Square, the system involves a small plastic card reader which plugs into the ...