Graph mathematical functions and equations in 2D or 3D

A&G Grapher
Free
Offline
http://www.runiter.com/

- Easy graphing calculator
- Beautiful user-interface
- Plots functions: y=sin(x)
- Plots equations: sin(x) = y2
- Easy and detailed customization of axis
- Rich print-preview and sheet option features
- Copy, print and save graphs
- Enjoy tools for tracing, slope, area, etc.