A free lite version now available! A comprehensive overview of today's 8 most popular prototyping tools, Sketch, Craft, InVision Studio, Principle, Adobe XD, Framer X, Figma, and Axure. It gives you a birds-eye-view of comparisons between the tools, and pros and cons of each tool covered, so that you can make a smart, informed decision in choosing which tool to start. 131 page total. Now version 1.1 available!