gCalcD | Graphing Calculator Online

Welcome to the world's most advanced Online 2D Graphing Calculator and Derivative Calculator. Sophisticated, easy to use, and it's free!.

■ To use the gCalcD online graphing calculator, select Graph Type: Function (default), Equation, Parametric Curve (equations of) or Point Set, and select Coordinate System: Cartesian (default), or Polar.

■ To graph a function, parametric curve or equation, or to plot a point set type in its expression and press Draw Graph (or press Enter on the keyboard).

■ To draw two or more graphs on the same coordinate plane first press Draw Multiple Graphs...Quick Start

Why donate?

Home Instruction Tips

To find roots of f(x) press Solve f(x) = 0.
Solving Equations

To calculate derivatives press Find f'(x)... or Find p'(t)... (parametric).
Calculating Derivatives

sqrt(x), abs(x), sin(x),
asinh(x), floor(x), ln(x),
log(x), exp(x), more Predefined Functions

gCalcD simple graphers:

Function Graphing Calculator Cartesian & Polar

Equation Graphing Calculator Cartesian & Polar

Parametric Graphing Calculator Cartesian & Polar

Point Plotter
Cartesian & Polar

Two-Variable Function Grapher 2 Variable Function Grapher

To use the online graphing calculator and derivative calculator you need to download Java from Java.com. Below are images of the gCalcD Graphing Calculator. Already have Java? Trouble-shooting

Graphing Calculator | gCalcD Graphing Calculator

Graphing Calculator-rotated | gCalcD Graphing Calculator, axis rotated

Information for Mac, other non-Windows and non-IE users

Find out how to change the colors.

π: Ctrl+P or Alt+P or pi.
∞: Ctrl+8 or Alt+8 or infinity.
θ: Ctrl+T or Alt+T or theta. You can also use x or t instead of θ in polar mode; they will be replaced by θ when you press Draw Graph or Enter on the keyboard.

Using your mouse: change the scales and labelsNew, translate the origin and rotate the axes

gCalcD | Graphing Calculator Online - with Derivatives