Behaviour Prototyping

The App Design App Flinto is a Mac app used by top designers around the world to create interactive and animated prototypes of their app designs.

The design tool that does it all. Design. Prototype. Collaborate. Framer powers the product teams at Dropbox, Pinterest, Twitter, and thousands more.

A powerful animation and prototyping application for Mac & iOS Visually drag and drop layers to build complex interfaces on a WYSIWYG canvas. Add animations and tune them with the integrated timeline.

Design Prototyping with Origami Studio Explore, iterate, and test your ideas. A new tool for designing modern interfaces, built and used by designers at Facebook.

Animate Your Ideas, Design Better Apps Principle makes it easy to design animated and interactive user interfaces. Whether you're designing the flow of a multi-screen app, or new interactions and animations, Principle helps you create designs that look and feel amazing.