King Calculator is a Versatile calculator that allows you to work not only with integers but also fractions. This calculator is used in some schools as a guide, and in his example, teach people. The flexible display of the calculator allows you to input and edit everything to make your job easier. Also, you can customize the interface by choosing one of the 5 provided styles. If you want a more complex calculator, with support for charts, you can switch to this mode, and to perform more complex tasks. Very versatile and multi-functional calculator with a beautiful and high quality interface.