Read more about The best prototyping tools for responsive web design at CreativeBloq.com
With most sites now responsive by default, prototyping is a necessity. We’re designing and building sites that respond to the device used to view them. Working in, or as close as possible to, the medium via which our designs will be consumed can only be a benefit for us. It’s getting easier and easier to do this as the tools we have at our disposal become more sophisticated.