Guides

Short guides built on the register data. When a price changes in the register, the tables in these guides change with it.

1. In [1]:
   read("free-statistical-software")
   Out[1]:

   Free statistical software compared

   Which statistics programs are really free, for whom, under what license, and on which operating systems. Sourced from each project's own pages.

   updated Oct 30, 2026

2. In [2]:
   read("student-pricing")
   Out[2]:

   Student prices for statistics software

   Every student license we could verify on the vendor's own site, with prices, terms and eligibility, plus the free routes that cost nothing.

   updated Oct 30, 2026

3. In [3]:
   read("perpetual-vs-annual-licenses")
   Out[3]:

   Perpetual or annual license? The breakeven math

   When a one-time perpetual license costs less than paying every year, worked out from Stata and GraphPad's published prices, and what you give up.

   updated Oct 30, 2026