AroundMe is a free application that serves up businesses in all kinds of categories, including supermarkets, hospitals, banks, gas stations, pharmacies and movie theaters.
FoodMed is the world's first website and application that serves patients with IBS and IBD.
Plixi is an enormously popular social photo sharing application that serves more than 1 billion photos monthly.
However, in the longer term Everton is hoping to create an interactive application that serves as a template for other profit-making purposes.
Editor's note: Steven Aldrich is CEO of Outright, an online accounting application that serves more than 150,000 small businesses, including many eBay, Amazon, and Etsy merchants.
Urbanspoon made a name for itself with a mobile application that served up listings of nearby eateries after you gave the phone a hearty shake.
Other examples include general-purpose application suites with their spreadsheet and word-processing programs, as well as "vertical" applications that serve a specific industry segment for instance, an application that schedules, routes, and tracks package deliveries for an overnight carrier.
Developers can create applications that serve a specific niche.
In this line, investors may look with better eyes at provisional patent applications that serve to postpone the final patenting decision for a year.
Even as we write, innovators are building blockchain-based applications that serve these ends.
Nearly every charter school admission begins with an application that sometimes serves as a screen.
