Building great apps is not only a big part of the business plan at Swarm, it is something they do with professionalism and style. This NYC digital design firm has knowledge in how to fearlessly build apps for Android and Apple, and they also build apps for smart watches, Windows, streaming TV and the Web. Swarm has a great process and a stellar team to help its clients realize their commercial dreams. Brands served by this app-making powerhouse include Golf Match, Air Fast Tickets and Blue Planet Environmental. As those names exhibit, Swarm has the capacity to serve brands in many industries.