Graphulator app for iPhone and iPad

Graphulator is a graphing calculator application with the goal of being very quick and simple to use.

Graphulator allows the user to enter a mathematical formula using a familiar calculator-style interface, then display a two dimensional graph of that formula plotted on an x-y axis.

Features Include:
- familiar calculator style interface
- one finger touch to move the graph
- two finger pinch to zoom the graph
- over 30 math operators, functions and constants
- grid can be toggled on and off
- x and y axis scale can be locked

Visit the website for more details and screenshots.