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The Free Graphing Tool for Math Teachers

Give your tests, worksheets, and presentations the professional touch. With GraphFree, you can quickly and easily graph almost anything from high school math.

Example of hyperbola graph with slant asymptotes

Graph circles, ellipses, and hyperbolas along with their asymptotes

Example of piecewise function graph with open and closed endpoints

Graph piecewise functions, complete with open and closed endpoints

Example of slope field graph

Graph slope fields for AP calculus

Example of sine curve with exact fractional labels

Trigonometric graphs with smart labels for fractions of π

Example of shading area bounded by curves

Shade the area between curves

Example of polar function

Graph polar functions on polar or Cartesian grids

Example of parametric graph (Lisajous curve)

Plot parametric functions with optional direction arrows

Example of polygon plot

Make diagrams of polygons for teaching geometry courses

Example of number line plot

Plot points, as well as open and closed intervals, on a number line