'MathStudio, formerly SpaceTime, is the most comprehensive math app available for iPhone and iPad. Whether you need a simple calculator to do your finances or a replacement for your TI graphing calculator, MathStudio is the most powerful and versatile calculator available on the App Store. CALCULATOR From basic calculations to college calculus, MathStudio is a full featured scientific calculator with over two hundred functions. Browse the entire list in our online manual. http://www.mathstudio.net/manual ALGEBRA MathStudio is powered by MobileCAS, our powerful and lightning fast computer algebra system that beautifully typesets your answers. CALCULUS Solve limits, derivates, integrals and more! 2D GRAPHING Graph equations with speed and ease you never thought was possible! MathStudio graphs 2D function, parametric, polar, implicit, contour, vector fields, fractals and images with amazing speed and accuracy. 3D GRAPHING Rotate, pinch and graph 3D equations in real-time! MathStudio graphs 3D functions, parametric, spherical, cylindrical and vector fields. TIME GRAPHING MathStudio is the first and only graphing app that can also graph not only in space but in time. Use the T variable to create animated plots that plot graphs in space and time! STATISTICS Plot lists of numerical data in scatter, histograms, box and probability plots! MathStudio even includes an advanced regression analysis package, choose from several regression functions or create your own! SCRIPTING MathStudio is the ONLY calculator app that also lets you create scripts in our powerful programming language that supports variables, loops and even recursion. NO INTERNET CONNECTION REQUIRED Unlike other math apps, MathStudio does not require an active internet connection. It does all calculations internally for fast and instant results.'
This app costs $19.99