K-3D is described as 'is free-as-in-freedom 3D modeling and animation software' and is an app in the Photos & Graphics category. There are more than 50 alternatives to K-3D for a variety of platforms, including Windows, Mac, Linux, the Web and iPad. The best alternative is Blender, which is both free and Open Source. Other great apps like K-3D are SketchUp (Freemium), Autodesk Maya (Paid), Wings 3D (Free, Open Source) and Autodesk 3ds Max (Paid).
- Blender is the free and open-source 3D creation suite. It supports the entirety of the 3D pipeline—modeling, rigging, animation, simulation, rendering, compositing, video editing, and motion tracking. View 141 alternatives to Blender
- Free • Open Source
- Rhino can create, edit, analyze, document, render, animate, and translate NURBS* curves, surfaces, and solids, point clouds, and polygon meshes. There are no limits on complexity, degree, or size beyond those of your hardware. View 56 alternatives to RhinocerosNo screenshots yet
- Paid • Proprietary