ShapeWorks is described as 'innovative and extremely beginner friendly program for effortless 3D digital sculpting. Its fluid interface enables artists to quickly give shape to there imagination' and is an app in the Photos & Graphics category. There are more than 50 alternatives to ShapeWorks for a variety of platforms, including Windows, Mac, Linux, iPad and Online / Web-based. The best alternative is Blender, which is both free and Open Source. Other great apps like ShapeWorks are SketchUp (Freemium), Wings 3D (Free, Open Source), ZBrush (Paid) and Cinema 4D (Paid).
SketchUp (formerly Google Sketchup) is a 3D modeling computer program for a wide range of drawing applications such as architectural, interior design, civil and mechanical engineering, film, and video game design—and available in a freeware version, SketchUp Make, and a paid...
Wings 3D is a subdivision modeler inspired by Nendo and Mirai from Izware. It is possible to assign materials, vertex color, UV coordinates and textures, but there will be improvements in those features before Wings goes 1.0.
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.
Rocket 3F is polygonal modeller created for Concept Artists and Designers. Modeling with Rocket 3F is like drawing - very Simple and Inspiring! The Most important feature of Rocket 3F is Workflow! It is Fast Fun and Friendly!