GrafEq
GrafEq (pronounced “graphic”) is an intuitive, flexible, precise and robust program for producing…
20 Alternatives To GrafEq
GeoGebra
GeoGebra is free and multi-platform dynamic mathematics software for learning and teaching.
Graph
Graph is an open source application used to draw mathematical graphs in a coordinate system.

Grapher
Put Grapher’s powerful graphing and data analysis features to the test and better understand your data. Learn about features and download a free trial.
MagicPlot
MagicPlot is a lightweight application for scientific and engineering data analysis, graphing, nonlinear curve fitting and multi-peak fitting.

OmniGraphSketcher
Creators of Mac, iPad, and iPhone productivity software. Proud to bring you OmniFocus, OmniOutliner, OmniGraffle, and OmniPlan.
WolframAlpha
WolframAlpha brings expert-level knowledge and capabilities to the broadest possible range of people—spanning all professions and education levels.
fxSolver
fxSolver is an free online math solver, equation library, graphing calculator and science/engineering problem helper. To get started, add some formulas, fill in any input variables and press “Solve.”