The document compares three mobile development frameworks: jQuery Mobile, Sencha Touch, and Appcelerator Titanium, highlighting their features, strengths, and weaknesses. It includes an evaluation of criteria for building a reference app and discusses the development experiences with each framework. The conclusion suggests that Sencha Touch is the best for enterprise apps, while jQuery Mobile is suited for small projects, and Appcelerator Titanium is ideal for apps needing native functionality.