What are some alternatives?
When comparing Strata Design 3D CX and MilkShape 3D, you can also consider the following products
PathEngine - PathEngine is a middleware toolkit for the implementation of intelligent agent movement, built around and implementation of points-of-visibility pathfinding on 3D ground surfaces.
SelfCAD - SelfCAD is an online 3D modeling and slicing software.
Wings 3D - Wings 3D is a subdivision modeler inspired by Nendo and Mirai from Izware.
Substance Designer - Substance Designer is a node-based non-destructive application for material authoring.
EQUINOX-3D - EQUINOX-3D offers 3D modeling, animation, photorealistic rendering, photorealistic VR content creation, CAD/CAM, 3D printing, laser-cutting and more.
Clara.io - Free online 3D modeling software: Design, editor, animation, rendering, & lots of free 3D models. Supports Three.JS, Blend, FBX, OBJ, V-Ray, Babylon.JS, STL.