
Scientific Calculator (Popularity: )
http://www.ScientificCalculator.com/
Javascript calculator with basic scientific functions.


Date Calculator (Popularity: )
http://www.datecalculator.com/
Perform date math, calculate date differences, and organize data and events.


WIRIS (Popularity: )
http://www.wiris.com/
Java applet that allows mathematical online calculations. Excellent tool for high school and first years of university integrals, derivatives, limits 2d and 3d graphics matrix manipulation, physical units....


Sicyon (Popularity: )
http://www.sicyon.com/
Online graphing calculator.


Archimede  an enhanced RPN & algebric calculator (Popularity: )
http://mcz.altervista.org
A powerful calculator for Linux. Algebric, RPN, vectors, matrices, quaternions, System, equations, complex numbers, solution of triangles, measure conversion, etc. etc. License GPL.


iFigure (Popularity: )
http://www.ifigure.com/
Guide to online calculators, including those designed for home, travel, finance, health, and small business.


16 function webpage calculator (Popularity: )
http://www.onlinecalculator.info
Scientific web page calculator, written in JavaScript.


Wahoo Software (Popularity: )
http://www.xmlcreate.com/
Financial desktop calculator.


UnitMath (Popularity: )
http://unitmath.com/
Simplifies calculations involving numbers, units, and precision.


Online Calculator For Business, Health, and Math (Popularity: )
http://www.freeonlinecalculatoruse.com/
Provides online calculator use for calculating financial solutions. Includes tools for getting out of debt, budgeting, retiring and buying a home. Online calculator collection for calculating answers to problems related ...


Jason's Calculator (Popularity: )
http://calculator.8m.net/
The homepage for an easy to use multipurpose shareware calculator.


Big Integer Numbers Calculator (Popularity: )
http://www.bigcalc.scriptmania.com/
Free download big integer numbers calculator.


PALM OS Calculator (Popularity: )
http://www.c4calc.com
The calculator is being provided in several versions, depending on the tasks to solve.


The Mathomatic Computer Algebra System (Popularity: )
http://www.mathomatic.org
Mathomatic is an online and downloadable algebra calculator for any operating system or web browser. It is a free, portable, generalpurpose Computer Algebra System (CAS), written in C, that can ...


PG Calculator (Popularity: )
http://www.pgcalc.net/
A scientific calculator with full customizable user interface. Aalgebraic and RPN mode. Windows; shareware trial version.


gNumerator (Popularity: )
http://numerator.sourceforge.net
A interactive computer math system that uses standard JavaScript as the scripting language, and a collection of reusable math oriented components such as a complete MathML DOM implementation, and a ...


sCal and sCal2 (Popularity: )
http://scal2.sourceforge.net
Small, open source (free), scientific and engineering, JavaScriptprogrammable calculators.


Pocket 16C Calculator (Popularity: )
http://www.pirrama.com/
HP16C emulator calculator for Pocket PC, by Pirrama Development. Free trial download.


XBc  a GUI to bc (Popularity: )
http://xbc.sourceforge.net
XBc is desktop calculator that provides lots of functionality for scientific working. Input and output stay visble at all time for correction and comparation. It's a frontend to bc.


Slide.exe (Popularity: )
http://www.sliderule.demon.co.uk/
Slide rule program.
