ProtoPie is a software company based in Seoul, founded in 2014. It specializes in no-code interactive prototyping tools designed for digital product design. The company has raised a total of $19.26 million in funding, including an $8.23 million Series A round led by LB Investment. The flagship product, ProtoPie Studio, is available for macOS and Windows. It allows designers to create high-fidelity interactive prototypes for various applications, including mobile apps, desktop software, automotive HMIs, IoT devices, and AR/VR interfaces. Key features include cross-device interactions and hardware sensor integration. ProtoPie also offers a mobile app for real-device testing, a cloud-based collaboration platform, and an enterprise add-on for multi-screen prototypes and API integrations. ProtoPie serves a range of global enterprises, including Microsoft, Samsung, BMW, and Netflix. It is recognized as a leading prototyping tool, with a significant portion of its revenue coming from international markets. The company emphasizes its capabilities in hardware integration and supports design imports from popular tools like Figma and Adobe XD.