Grapher android apk free download

Description:
Ver 0.8.1, for android 2.1 and up


Plot functions and trace their graphs with ease! This is a simple graphing calculator with graphing capabilities similar to TI-83 or TI-89 calculators. To start adding equations, tap the graph! There are no ads, because I hate ads.
Features:
* Graph tracer via trackball, trackpad, d-pad(hard or soft)
** Press for current trace position
** Up/down to change functions
* Find intersection of 2 graphs
* Save graph to SD card in "My Graphs"
* Pinch-to-zoom and panning
* Full screen graphing calculator
* Custom equation keyboard
* All colors are customizable
* Long press to bring up soft d-pad (top or bottom)
* Install on external media
I would love to hear suggestions for any improvements or if you have problems using this program. Please email me if you think something is missing or if you would like to request functionality.
I am not able to respond to comments, so please send an email so I can be clear on your request.
(aka graph generator, function grapher, function plotter, math grapher, graphing calculator, function generator, maths graph)