Gnuplot is a portable command-line driven interactive data and function plotting utility. It was originally intended as to allow scientists and students to visualize mathematical functions and data. It does this job pretty well, but has grown to support many non-interactive...
- - GnuPlot is the most popular Windows, Mac & Linux alternative to Functy.
- - GnuPlot is the most popular Open Source & free alternative to Functy.
With Grapher, you can graph equations and data sets and visualize the results on your Mac in real time. Grapher displays algebraic relations, both implicit and explicit, in 2D and 3D. You can use a variety of coordinate systems and choose from a wide array of mathematical...
Free online algebra calculator from GeoGebra: solve equations, expand and factor expressions, find derivatives and integrals
- - GeoGebra CAS Calculator is the most popular Web-based, Android, iPhone, iPad & Android Tablet alternative to Functy.
GeoGebra CAS Calculator Features
Interactive, free online graphing calculator from GeoGebra: graph functions, plot data, drag sliders, and much more!
GeoGebra Graphing Calculator Features
Graph functions in two, three, and four dimensions, explicit, implicit, or parametric. Graph inequalities, contour plots, density plots and vector fields. Use rectangular, polar, cylindrical, or spherical coordinates. Solve equations numerically, graphically, or symbolically.
- - Graphing Calculator is the most popular commercial alternative to Functy.