The easiest way to run Python, Spyder with SciPy and friends out of the box on any Windows PC, without installing anything!.
WinPython vs Anaconda Comments


- WinPython is Free and Proprietary
The best IDE alternative to Anaconda is WinPython, which is free. If that doesn't work for you, our users have ranked more than 10 alternatives to Anaconda, but unfortunately only two of them are IDEs.
The easiest way to run Python, Spyder with SciPy and friends out of the box on any Windows PC, without installing anything!.


Winpython does not have repositories but has a large list of packages covering most uses. You can then complete with pypi. Free (anaconda is not).