Function Grapher is an easy-to-use software to create 2D, 2.5D, 3D function graphs, animations and table graphs. 2D Features: explicit, implicit, parametric, and in equation; Cartesian and polar coordinate systems; curve and animation; graph of inverse function and derivative function; parity; maximum, minimum, and inflexion; integration; root; the length of curve; tangent and normal; curvature circle; intersection; line plot; scatter plot; stem plot; step plot; curve smoothing. 3D Features: cartesian, cylindrical, and spherical coordinate systems; 3D curve and surface; animation; 3D surface based on table data; surface by rotation; material and light. Ability to create color map, contour plot and vector plot. Ability to move, zoom in, zoom out and rotate graphs. Ability to save graphs as pgp file or bmp file. Ability to save animation as AVI file.
This software is a shareware. You will be able to download and test Function Grapher during a certain period of time, then, if it does what you need, you will have to acquire the full version from Function Grapher publisher. The Function Grapher 3.1.6 free trial version contains an installer and an uninstaller, and has a size of 2020 Kilobytes.
For additional information and support request, please contact directly Function Grapher publisher.

Function Grapher Screenshot