Square is one service for your whole business. From payments and point-of-sale tools to fast deposits and online invoicing, Square has everything you need to take care of every little thing.  Square‘s register service is a full point-of-sale with tools for every part of running a business, from accepting credit cards and tracking inventory, to real-time analytics and invoicing. Square also offers sellers financial and marketing services, including small business financing and powerful customer engagement tools. Businesses and individuals use Square Cash, the easiest way to send and receive money, as well as Caviar, a food delivery service for high-quality restaurants. Square was founded in 2009 and headquartered in San Francisco.