Calculator - the best way to learn mathematics, algebra, and calculus. Calculator is your first and last application for all things numbers and mathematics. Here, you can find all the important mathematical formulas and calculations, as well as a number of other useful tools. 

For every young or old user, you can use a calculator to solve a number of mathematical and algebraic tasks, regardless of whether you have a math degree or not.

This app is fast and free, which is very convenient for computing.