Everyone

Basile Van Hoorick

Jelly Bean

Grapher is an effective equation plotter, capable of drawing any function, solving equations and calculating expressions. Especially if you're a student, teacher or engineer, this app is made with you in mind! A wide range of predefined functions is available, including trigonometric & hyperbolic functions, differentiation and more. Anything you type will be processed and displayed instantly by a powerful math engine, in both 2D and 3D modes.

Grapher is continuously under development, with more features yet to come. Any feedback and bug-reports are greatly appreciated. This free version is ad-supported, please consider buying Grapher Pro to remove all ads and enjoy extra features!

Curve types

• Function (cartesian)

• Polar

• Parametric

• Implicit equation

• Implicit inequality

• 3D Function

• 3D Parametric curve

• 3D Parametric surface

More features

• Equation solver (numerical)

• Find roots, extrema and intersections with other functions

• Custom math keyboard

• Auto-detect input type

• User variable support

• Editable parameter range (for polar & parametric curves)

• Input history

• Plot up to 24 graphs at once

• Differentiation (numerical)

• Trace graph

• Capture screenshots

Note: Mathematical functions should be typed by their names, for example sqrt(x) means √x. Hold a key to see all function names starting with that letter. If something is unclear, be sure to check out the 'Help' page as all details are summarized there.

Grapher

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