A free program for iPhone, by KZ Labs SAS.
Quick Graph is a graphing calculator app that can be used as a scientific tool, a math homework helper, or an academic calculator. With this calculator app, you can find the mathematical solutions to your algebra and physics problems.
In addition to being an ideal math homework solution, this app is also perfect for those who are looking to improve their mathematical skills. The user interface is intuitive and the calculations are performed with high accuracy.
Quick Graph is capable of displaying all kinds of equations and inequalities. You can enter any equation in standard mathematical notation. In addition, the app has a built-in function to find the roots of an equation. You can also use the app to find the mathematical solutions to your algebra and physics problems.