Animate Your Ideas, Design Better Apps
Principle makes it easy to create animated and interactive user interface designs. Whether you're designing the flow of a multi-screen app, or new interactions and animations, Principle lets you create designs that look and feel amazing.
Principle: a tool for prototyping
Principle - application for Mac OS, which allows the two bills to create an animation of user interface elements and generate its interactive prototype. Whether it's a multi-screen application or simply invented you control, so easy and fast to implement it before did not allow any one service.
Principle - a clever mix between Sketch, Keynote, Flash and After Effects (plus some cool features for interactive prototypes). If you have worked with Sketch, you can easily get a handle on Principle: Inspector, the list of layers artbordy.
Interactivity - the instrument has been designed primarily for devices with touch screen, so it allows you to define many types of interactions: Tapia, dragenddrop, scroll, long press.
You can use the recording function: Export video or animated GIF …