SciPy is described as 'Collection of mathematical algorithms and convenience functions built on NumPy. It adds significant power to Python by providing the user with high-level commands and classes for manipulating and visualizing data' and is a popular numerical computation software in the development category. There are more than 25 alternatives to SciPy for a variety of platforms, including Windows, Linux, Mac, Web-based and Python apps. The best SciPy alternative is R (programming language), which is both free and Open Source. Other great apps like SciPy are MATLAB, SageMath, Julia and Spyder.