Product Design: A collection of product prototype design tools

I once tried to find a very ideal prototype design tool, but due to the urgency of circumstances, I always ended up hastily making do with Word or Visio. Today, while reading Scott McDowell's article "Visio Replacement? You Be the Judge," I decided to organize my thoughts here and conduct a quick peer survey at the same time.

axure, irise, visio, Elegance Tech, Serena, Simunication, MockupScreens, OmniGraffle

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