Adobe XD vs Overflow.io: What are the differences?
Adobe XD: UX/UI design and collaboration tool. A vector-based tool developed and published by Adobe Inc for designing and prototyping user experience for web and mobile apps; Overflow.io: User flows done right. It is the world's first user flow diagramming tool tailored for designers. It makes building beautiful user flows effortless, leaving time to focus on what matters: communicating designs to get valuable feedback.
Adobe XD belongs to "Graphic Design" category of the tech stack, while Overflow.io can be primarily classified under "Diagramming".