Headline updated to acknowledge that Square is a US-only service for now. Remember the Square card reader and payment service from our first hands-on video in January at Macworld Expo 2010? Square ...

In 2009, when Square unveiled its original credit-card reader, one meaningful fact about it was the connector it used. The tiny white doohickey commandeered a smartphone’s headphone jack as means of ...

Square is a long-established provider of card payment services, including a raft of point of sale units, that allows business of all kinds and sizes too, to boost their turnover. Square has since gone ...

Mobile payments company Square is known for its signature glossy white credit card readers that plug into iPhones, iPads and Android devices. Credit cards in the U.S. will have embedded computer chips ...

Add articles to your saved list and come back to them any time. Letting anyone accept Apple Pay, Android Pay and credit cards on-the-spot, Square's tiny contactless reader puts a pop-up store in your ...

Add articles to your saved list and come back to them any time. Square's palm-sized reader lets Australian businesses accept credit cards using smartphones and tablets, but they must wait for "tap-and ...

If you buy something from a Verge link, Vox Media may earn a commission. See our ethics statement. Square has opened pre-orders for the next version of its credit card reader. The new device, an ...

Security researchers at the Black Hat Briefings demonstrated a method for turning purloined credit card information into cash, this time using Square, a free credit card reader that promises to turn ...

SAN FRANCISCO--(BUSINESS WIRE)--Today we’re excited to announce Square (NYSE: SQ) Reader SDK, a complete toolkit that enables developers to reimagine the checkout experience for sellers and buyers.