Principle vs ProtoPie
A side-by-side look at Principle and ProtoPie. For an in-depth review of either product, follow the links below.
Principle
Design & Graphics
Principle is an open-source visual tool for building interactive UIs. It allows designers and developers to design, prototype, animate and develop user interfaces without writing code. Principle focuses on animations and interactions.
uiuxanimationprototypingdesign
ProtoPie
Development
ProtoPie is a prototyping tool for designing interactive user interfaces and user flows for mobile and web apps. It allows designers and developers to quickly create hi-fi prototypes and simulate interactions without coding.
prototypinguser-interfaceuser-flowsmobile-appsweb-apps
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