Graphing Calculator with Derivatives (gCalcD)
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The gCalcD graphing calculator is the most powerful and yet exceptionally easy to use graphing calculator on the web packed with many innovative features that most users like you have found them the most useful, free online tool for all their 2D graphing needs.
In preparing this graphing calculator we have spent hundreds of hours and your support would make it possible for us to add even more features to this already superb and feature-packed graphing calculator and continue running it on the web free for all.
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"Fast, beautifull graphs, should be baked into a chip and made calculator."
83.80.81.62*
"Very convenient and simple, saved me $100 for a graphing calc"
70.181.52.194*
"... this god-of-all-gods calculator."
99.233.113.56*
"I have looked everywhere for a graphing calculator that i can use to insert eye-catching [graphs of] functions into my calculus program, and this is the greatest thing ever!!"
74.171.94.234*
"This is unique and an awesome grapher! This Grapher should be renamed to AwesomeGraph."
117.197.250.133*
"Fabulous. Easy to use and view. Loads quickly. Many many useful features."
129.176.151.8*
"Finally, a graphing calculator that will plot equations!"
170.223.136.229*
"Thank you!! This is an excellent tool, please never ever take this off the web :-) Bookmarked. "
76.21.88.84*
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