JASP - JASP, a low fat alternative to SPSS, a delicious alternative to R.
GraphPad Prism - Overview. GraphPad Prism, available for both Windows and Mac computers, combines scientific graphing, comprehensive curve fitting (nonlinear regression), understandable statistics, and data organization.
RStudio - RStudio™ is a new integrated development environment (IDE) for R.
PSPP - PSPP is a free software application for analysis of sampled data.
Xlstat - Xlstat is for getting the perfect data analysis in MS Excel.
Montecarlito - MonteCarlito is a free Excel-add-in to do Monte-Carlo-simulations.