websql

I am having a lot of problems when trying to run in production a program developed in HTML 5, Javascript, Ajax, JSON, Indexed ... ow simple is it at the moment if you use WebSQL that works perfectly and tomorrow or later WebSQL will even be discontinued ?

I want to develop a Android platform app that manages the scoreboard of board game matches among my friends. I know almost n ... hosting and concentrate all the information on it? I think about building the application using html5 and its new features .