PlastiSketch is described as 'An easy and simple solution to create 3D Objects from Vectorgraphics. If you want to create 3D objects for videogames, 3D printing or animation but do not want to use common sculpting or other 3D design tools then try PlastiSketch. It is not only free but also easy to use' and is an website in the Photos & Graphics category. There are more than 25 alternatives to PlastiSketch, not only websites but also apps for a variety of platforms, including Windows, Mac, Linux and Android. The best alternative is Blender, which is both free and Open Source. Other great sites and apps similar to PlastiSketch are SketchUp (Freemium), Wings 3D (Free, Open Source), ZBrush (Paid) and 3D-Coat (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!