3Ds Max is a 3D modeling and rendering software used to create 3D animations, models, games and images. It allows users to create 3D scenes and characters, animate them, and render them with lighting, materials and textures. The main work phases in 3Ds Max are modeling, applying materials and textures, lighting, rendering, and post-production adjustments. 3Ds Max has significantly impacted industries like architecture, animation, movies and games by allowing for more creative and realistic 3D design and visualization.