Pyzo is described as 'cross-platform Python IDE focused on interactivity and introspection, which makes it very suitable for scientific computing. Its practical design is aimed at simplicity and efficiency' and is an app in the Development category. There are more than 25 alternatives to Pyzo for a variety of platforms, including Windows, Linux, Mac, BSD and Android. The best alternative is Atom, which is both free and Open Source. Other great apps like Pyzo are Sublime Text (Free Personal), Eclipse (Free, Open Source), PyCharm (Freemium, Open Source) and Qt Creator (Free, Open Source).