**Figma** is a web-based interface design tool that allows designers to create user interfaces collaboratively in real-time. It offers features like vector editing, prototyping, and design systems, making it popular for web and app design projects.

**Sigma Design**, on the other hand, often refers to design processes or frameworks that focus on user-centered design principles, incorporating iterative feedback and testing to create effective and engaging user experiences. It emphasizes collaboration between designers, developers, and stakeholders to ensure that products meet user needs and expectations