3D Builder is a built-in app in Windows 10 that allows users to create, edit, and print 3D models. It is designed to be a user-friendly tool for both beginners and experienced users in 3D modeling and printing. With 3D Builder, users can import and manipulate 3D models from various sources, such as the web, other 3D design software, or even from the computer's own 2D images. Additionally, users have the ability to create their own 3D models from scratch using a set of basic shapes and tools provided by the app. The app also offers a variety of editing tools to modify existing 3D models, including position, rotation, resizing, and more. Once the model is ready, users can 3D print it using a compatible 3D printer or save it for later use. Furthermore, 3D Builder supports a range of file formats like .stl, .obj, .3mf, and .ply, making it compatible with numerous 3D printers and other 3D software. Overall, 3D Builder is a versatile and practical tool for anyone interested in exploring 3D modeling, whether for personal projects, educational purposes, or professional work.