Justinmind is a prototyping tool helping you create web and mobile app prototypes and wireframes easily. Justinmind is an all-in-one prototyping platform helping designers and developers to create wireframes and interactive prototypes for mobile and web applications. Using Justinmind, you can easily design interactive prototypes with a full range of web interactions and mobile gestures. The tool offers visual design with style, size and layout distributions of every UI element, web interactions with animations and transitions, and mobile gestures allowing you to rotate, tap, swipe and scroll just like a mobile experience. The platform provides responsive prototyping to adopt multiple screen resolutions together with responsive UI elements, liquid layouts, auto-resizing UI components and advanced pinning.