Graphing Calc is an excellent, easy to use graphing calculator application. It contains several features not found on any other calculators on the market. Standard Features: *graph multiple cartesian, parametric, and polar equations in portrait or landscape mode *automatically save history, equations, and constants for later use *send calculation history and graph screenshots *easy to use pivot interface which uses your phone theme Special Features: *automatically calculates intercepts, intersections, mins, and maxes on graphs - simply tap to find! *smooth pinch to zoom and panning *calculus functions including symbolic derivatives and numeric differentiation/integration *large library of functions and constants, including probability distributions and physics constants Version history: v1.2 - Long press for 2nd function, French locale bug fix v1.1 - Optional button sounds Note: This app saves graph screenshots in the Pictures Hub so it requires access to the media library. The app and trial do not use internet or have ads.