This iOS SDK is a client library to access the Square Point of Sale API. The Point of Sale API gives mobile applications the ability to open the Square Point of Sale application, to process in-person payments using Square hardware. It allows you to build customized point-of-sale solutions or other applications that require payments that includes support for native and web apps on iOS and Android to process in-person payments using Square hardware. Square enables developers with the ability to build customized solutions that accept payments online, in-person, or in-app. Square provides services to manage products and customers, that support products and tools to manage finances.