As of October 2011, there is over 200 million Apple iOS devices and over 190 million Android devices in the world. Thats over 400 million users you can reach through mobile applications.
Applications are quickly becoming the new tool for people on the go, as people stop using websites and rely more on applications for the information they need.
For many businesses that provide dynamic information, an application can provide a much needed boost to business and creating repeat customers. You can immediately and directly increase customers and repeat business.