A simple yet powerful calculator that ships with Windows
PeCalc is a polyvalent engineering calculator for S&T students
Mathematical expression parser and evaluator for .NET
Graphs the inputted function and rectangular estimators.
Simple calculator
Basic Scientific Calculator
Interval Calculator for Engineer
LC2 is a software which gives you a idea of success percentage of your
Simple but Powerful, Cross-Platform Password Management Utility
Cross-platform encrypted password and file database
Binary Conversion Calculator
A calculator for converting between number systems.
Calculator
Numeric base conversion & arithmatic operations
a formula calculator base on gmp