Pythagorean Calculator is a free Android application developed by Prashant Rizal that helps students calculate the sides and angles of a right-angled triangle using the Pythagorean Theorem. With just two values of the triangle, the app can quickly determine the third value. This app is particularly useful for college-level Trigonometry classes.

The latest version of Pythagorean Calculator features a much-improved user interface and user experience. The app now provides a step-by-step process of the Pythagorean Theorem calculation. The developer is also working on adding additional calculator features such as permutation and combination in the near future. Overall, Pythagorean Calculator is a fantastic tool for students who need a quick and easy way to calculate the sides and angles of a right-angled triangle.