Free Calculators for Windows

Ocapy is a free scientific, graphing, and engineering calculator for PC implementing the well-known reverse polish notation (RPN) available on Hewlett-Packard calculators. Ocapy stands for an "Original Calculator in Python". The main features are:...

ESBUnitConv Portable is a Free User-friendly Windows Utility to easily convert between units of measurement. Includes Units for Temperature, Distance, Mass, Area, Volume, Pressure, Velocity, Acceleration, Force, Energy, Power, Fuel Consumption, Flow,...

This program is a simple mathematics program that allows you to convert between three numerical systems, binary, hexidecimal, and decimal with just a click of a button. -Numeric System Tabs: BHD Converter has tabs for each system to make it more...

PolyCalc is a quickly extendable and programmable calculator with keyboard layouts for different purposes. At download PolyCalc includes two built-in keyboard layouts: a simple and a scientific keyboard layout. In addition further keyboard layouts can be...

Anansi CalcPad is a handy application that allows you to perform basic calculations in a familiar interface. The program also allows you to take notes in the Story Pad view. You can access Google Reader from the application's menu (the News Aggregator...

qMetrics is a free software that lets you convert measurement units of many categories. You may convert several hundreds of International System and customary units at a speed that even humiliates artists of in head calculation. qMetrics is licensed under...

CG_Calculator is a simple to use centre of gravity (center of lift) calculator for Radio Controlled Model aeroplanes. It estimates the centre of lift for single section wings. There are several ways to use this free program to workout the approximate...

Easy convert allows you to easily convert between some often used measurements quickly. No typing input required just select your unit and move the slider. Ideal for calculating correct recipe temperatures or working out the length of that whatsit for...

Checksum Calculator is a free file checksum calculation software, it can support for MD5, SHA1, CRC32 checksum, and can batch check multiple files. This freeware is completely free and easy to use very...

A simple calculator made up with Ms Access using VBA, you can use it for doing simple calculations for Forms in Ms Access, you can also put the result of the calculation in any targeted text box using a custom function available with the sample...