ProtoPie is a prototyping tool that allows users to create high-fidelity interactive prototypes for mobile, web, desktop and IoT applications. It has features like dynamic interactions, flexible data integration, cross-device testing and native device sensors. Major companies like Meta, Warner Bros and Samsung use ProtoPie. The page promotes ProtoPie’s capabilities for motion design, remote collaboration and powerful prototyping features. It provides learning resources and invites users to explore example prototypes. In summary, the page is marketing ProtoPie as the top choice for advanced interactive prototyping.