Mobile app
Mobile app (mobile application or, simply, an app) is an end-user application that is designed to run on a mobile device. Mobile apps often stand in contrast to web applications which run in mobile web browsers rather than directly on the mobile device. Mobile apps often refer those applications as web versions.
Definitions
According to Marketing Management by Keller and Kotler (15th edition),
- Mobile app. Bite-sized software program that can be downloaded to smart phone(s).