Is there a free (or cheap) program to make 3D models?

Here are a few FREE 3D Modeling Programs....

AutoQ3D Community : http://www.autoq3d.com/

AutoQ3D Community is an easy, light and fast 3D model editor tool that uses the full power of your PC´s graphics hardware, allowing you to rapidly prototype your 3D designs. Its interface is intuitive and easy to use and provided at no charge. It is released under the terms of the GNU General Public License so it will be free to use, modify and distribute within any educational, professional or commercial purposes

3DPlus : http://www.freeserifsoftware.com/software/3dPlus/d...

With 3DPlus you can create outstanding 3D designs in just a few minutes – with no need for any complicated VRML or other programming. 3DPlus is the amazing 3D design software that enables you to create stunning 3D graphics for your home, school or business – no experience required!

Blender : http://www.blender.org/

model • shade • animate • render • composite • interactive 3d

Blender is the free open source 3D content creation suite, available for all major operating systems.

OpenFX : http://www.openfx.org/

OpenFX is an Open-Source 3D modeling, animation, and rendering suite.A powerful feature-set includes a full renderer and raytrace engine, NURBS support, kinematics-based animation, morphing, and an extensive plug-in API. Plugin capabilities include image post processor effects such as lens flare, fog and depth of field. Animation effects such as explosions, waves and dissolves add enormously to the flexibility of the program.

K3DSurf : http://k3dsurf.sourceforge.net/

K3DSurf is a program to visualize and manipulate Mathematical models in three, four, five and six dimensions. K3DSurf supports Parametric equations and Isosurfaces. K3DSurf can be used by every one interested in 3D Mathematical drawing functions and don’t require any special competences by users.

Blender; $0 or $10/month

http://blender.org/

As a hobbyist, freelancer, or small to medium sized studio you can use Blender as a low-cost alternative to Maya ($125/month) and After Effects ($20/month).

Blender Tutorials

http://blender.org/support/tutorials

Blender is FREE with full functionality and you're allowed to use Blender in any production without having to pay for anything.

Blender Cycles Reel 2015

http://youtube.com/watch?v=wDRTjzLNK0g

Leading 3D Animation Software : http://3danimationcartoons.com/?LaQM

Try Google Sketchup. Steeeeeeeeep learning curve, but worth it!

there is a very cheap one, so cheap its free - its called blender

http://www.blender.org/features-gallery/

these have been made with blender

http://www.vimeo.com/1084537

http://www.youtube.com/watch?v=El2lXEz36oQ

blender animation added to this live action film clip

http://vimeo.com/2821816