refine.io
Fully functional prototypes of mobile applications in about the same time as a wireframe
Refine.io offers a simple way to create and share fully functional prototypes of mobile applications. With the ease of creating a wireframe or mockup, refine.io allows anyone to make an HTML prototype complete with active user interface controls, data feeds, and collaboration tools for sharing and gathering feedback. Just drag and drop the interface, link data feeds, add interactions, and publish.
