About Adobe XD, is the Adobe prototyping tool for user experience and interaction designers. Adobe XD features are used for creating wireframes, prototypes, and screen designs for digital products such as websites and mobile apps.

Web designs come in all shapes and sizes, from multi-paned web apps, to spacious mobile-first websites, and fixed-width to full-width. … Thankfully with features like Content Aware Layout, and Responsive Resize, Adobe XD can help you craft, and explore, the layout that is right for you.
So if you're a Windows user and want to create UI's, XD would be a fine fit. If you're a Adobe Cloud subscriber and thinking of adding UI to your skill set, XD can take your fairly far.
Adobe XD is a good choice for creating websites and app mockups. Improvements to its responsive design capabilities make it a good choice for modern web and app development. … Developers will need to code the design functions manually, although they can get sizes, colors, and other specs from the shared files.