First comment, those competitions shouldn't be entered only to "win". the goal should be to build something useful not to have a few judges pick the idea as a "

First comment, those competitions shouldn't be entered only to "win". the goal should be to build something useful not to have a few judges pick the idea as a "win". The percent of successful companies that come from these types of competitions is absurdly small. Second comment,Cordova/Phonegap make it really easy to build mobile friendly apps that can be extended to the desktop web, all in pretty much 1 codebase.