This article highlights the top 10 financial APIs on ProgrammableWeb. Capabilities provided by these Finance APIs include digital payments, accessing currency exchange rates & more. With more people using digital payments for purchasing online, it’s no surprise that financial APIs are popular.
Square now has an E-commerce API that brings Square services to third party websites. Square is usually associated with its mobile credit card reader and complementary software. With the E-commerce API, merchants can use their own systems with all the benefit of Square's modern payment services.