Chemical Calculator

EldoS AnyCalc is ideal if you are accountant, programmer, researcher, student - it can be invoked with one key press and supports 150 functions and operators. Common fractions are supported too now.

Includes 13 Calculators; 3 Quick Calcs, a Mortgage Qualifier, 2 Loan Amortizers, Loan Spread Calculator, a Biweekly Payment Calculator, a Refinancing Calculator, an Estimated Closing Cost Calculator, Home Seller's Proceeds and Prepayment Calculator.

Date and Time Calculator will let you easily add and subtract dates and time intervals. It features common date-related calculations, detailed date information, moon phase information, birth date calculator, due date calculator, and much more!

Moon Phase Calculator is simple and easy to use tool that allows you to calculate the phase of the Moon for any time in the past or future and to search for the next or previous full moon, new moon or first or last quarter.

Calculate Annual Percentage Rates with this free APR calculator for Windows

Absolutely the best and easiest to use feet and inches (Architectural) calculator. The feet and inches calculator accepts all commonly used types of feet and inches input. The simple interface makes it extremely easy to use.

FAS Calculator is an expression calculator which allows you to directly enter an expression to be evaluated. More than one hundred functions are supported, including algebraic, transcendental, trigonometric, hyperbolic, engineering functions.

BioChem 1stRespondER (tm) is designed to help healthcare professionals deal with chemical and biological warfare attacks. 20 new agents added in version 2.0.

2nd Millennium Invisible Calculator allows you to make calculations in any place where it is possible to enter expressions (e.g. text editor, lines of input, etc.).

Hey, you've already paid $3000 for the hot computer, you might as well have a useful calculator! QuickCalc is a cool little tool which calculates as you type. Massive power and cute as a button. Try it out, you'll be hooked!