Free Zip software and Rar extractor
Programmable graphical scientific calculator
MultiCalculator is a windows software
RxCalc is a calculator for the analysis of multi-stage receiver.
It's a fork of Free Zip software and Rar extractor by Giorgio Tani.
Command line scientific calculator
Calculate your and your spouse's life expectancy !
A calculator for doing lots of things.
Science simulator and advanced calculator based on modules
An arithmetic calculator for the most popular numerical systems.