This is the type of mobile-based application that connects the user generated demand at one end with the service provider at the other. The best examples are Uber (taxi booking app), Grofers (on-demand grocery booking app), Zomato (on-demand food ordering app), and UrbanClap (household services on-demand app) among others. As per the functional orientation, it is a type of software application for mobile devices that get deployed as well as managed on the cloud computing infrastructure of the vendor to be accessed by the users all over.