Square is making commerce easy for everyone. Starting with a free credit card reader for the iPhone, iPad, and Android devices, Square Reader allows anyone to accept credit cards anywhere, anytime, for a low transaction rate of 2.75% per swipe, with no hidden fees. Register serves as a full POS system for businesses to accept payments, manage items, employee and customer management. Founded in 2009, and headquartered in San Francisco, Square is currently available in the US, Canada, Japan, United Kingdom, and Australia. (less)