Its great when you can use a service when the vendor is not interested in making an app for your platform, but browsers being so taxing (I'm assuming JS is the

Its great when you can use a service when the vendor is not interested in making an app for your platform, but browsers being so taxing (I'm assuming JS is the culprit here) is one of the reasons my battery doesn't last a full day. Not to mention needless bandwidth consumption on mobile, where data is scarce.