Tiny date, time diff calculator
A scientific calculator written in Python
Python Calculator on Number Theory
Very simple BMI calculator in Polish.
A Open Source, Free POS (point of sale) system.
Stack usage calculator
Wavelength Calculator
A Text-Based Calculator built with Python
This is a basic calculator with functionality.
Easily propagate measurement errors through mathematical operations.
A simple Python utility to calculate file size from bitrate.
A calculator for division written in C#.
Isotopic pattern calculator in python 2.x
Really, it is the title. By an 11 year old kid...
A Python calculator program
A compliation of Physics derived claculators
Python for calculators