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Open Directory from the Jesus Army
The largest human-edited directory on the web
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Open Directory: Science: Math: Software: Calculators
See also:
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 | AbaCalc www.abacalc.com
Easy to use calculator with history, copy and paste, skins, different font sizes, can install on the taskbar and many other features. Downloadable trial version available. |
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| AddsUp www.addsup.net
PC function calculator that operates in Windows. |
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| Archimede mcz.altervista.org/index_in.html
A powerful calculator for Linux. Algebric, RPN, vectors, matrices, quaternions, System, equations, complex numbers, solution of triangles, measure conversion. License GPL. |
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| BAC Computer Software www.bacsoftware.co.uk/fcalc1
Calculator that performs the basic arithmetic operations on fractions and then at the press of a button gives you a detailed explanation of how the computation was done. |
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| CalcExp www.calcexp.com
Personal desktop calculator and unit converter with advanced features. |
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| Calculator++ www.iloc.com/products/calculator
Arbitrary-precision scientific calculator and unit converter written in Java. Freeware from iloc.com. |
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| Calculator Directory www.pc-calculators.com
Extensive variety of software calculators collected in one directory. Scientific, graphing, loan and mortgage, currency and conversion calculators. |
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| Calculator.org www.calculator.org
Calculator resources including free download of scientific engineering, statistical, and financial calculators. |
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| Calculators by Ken www3.sympatico.ca/prentice
Reference programs written in VB3. Includes common mathematical formulas. |
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| Command Line Calculator www.kotiposti.net/jjhalme
General purpose calculator which can be used to calculate mathematical expressions of unlimited length. Program is freeware. |
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| Date Calculator www.lawtech.com.au/index.cfm?id=7
Perform date math, calculate date differences, and organize data and events. |
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| 10000 Digit Calculator gc3.net84.net/bcalc.htm
A calculator that takes calculations out to many, many digits. Free to download. |
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| DreamCalc Pro www.dreamcalc.com
Photo-realistic scientific and financial calculator for Windows. Free trial download. |
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| Easy Date Converter www.hermetic.ch/edc/edc.htm
Adds a number of days to a date, calculates the number of days between two dates, and converts among Gregorian dates, Julian dates, Julian day numbers and ordinal dates of the form yyyyddd. Supports batch computation. |
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| Fornux PowerCalc-GX www.fornux.com
A scientific calculator for Windows that can plot functions and diagrams with many mathematical functions for statistics and algebra. |
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| gNumerator numerator.sourceforge.net
A interactive computer math system that uses standard JavaScript as the scripting language, and a collection of re-usable math oriented components such as a complete MathML DOM implementation, and a MathML viewing / editing control. |
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| GoldfishSoft homepage.mac.com/goldfish1
Free software for the Macintosh. FrakKalk, the newest GoldfishSoft Program, is a fraction calculator for Mac OS X. |
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| 3gr Technologies www.3grtech.com
Sells calculator software for engineers, businesses, and science. Applications for PCs, Apple IPhones, and smartphones. |
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| HEXelon MAX www.hexelon.com/kalkulator/index_en.php
Scientific calculator, currency and units converter. |
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| HiDigit www.binarythings.com/hidigit
Powerful calculator for students and teachers. Five number systems, full complex numbers support, and 15-digit maximum precision. |
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| High Precision JavaScript Calculator www.petting-zoo.org/Calculator.html
A JavaScript Calculator that adds, subtracts and multiplies fairly large numbers. Functions are added in my copious free time. |
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| iCalculator 2.0 www.iqutools.com
A two-line expression calculator to type in calculations the way they are written, with a replay function to allow editing them to make corrections. |
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| Jason's Calculator calculator.8m.net
The homepage for an easy to use multipurpose shareware calculator. |
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| Kalkulon www.holetzeck.de/kalkulon
Platform-independent open source expression calculator. It supports a C-like expression syntax and has its own small programming language. Customizable GUI as well as console version available. |
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| Linear Algebra Calculator www.angelfire.com/space/matrixcalc
mcalcdos is a free command line linear algebra calculator capable of matrix, vector and polynomial operations in real and complex fields. |
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| Matrix Calculator members.shaw.ca/mtx/matrix.htm
Calculator for basic matrix operations. A demo version download is available. |
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| Multi-Function Calculator www.rjsoftware.com/FNA
Multi-function shareware calculator, and unit conversion utility for Windows. Four modes of operation: statistics, trigonometry, base-n, and unit conversion. |
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| My Ten Key www.mytenkey.com
A realistic ten key calculator designed by a CPA. |
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| Online Calculators www.online-calculators.co.uk
A collection of everyday use calculators and converters written in Javascript and PHP, available to use and download. |
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| Pc Calculator pc-calculator.sourceforge.net
Provides a note and formula editor combined with an advanced scientific calculator. |
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| PG Calculator www.pgcalc.net
A scientific calculator with full customizable user interface. Algebraic and RPN mode. Windows; shareware trial version. |
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| Pocket 16C Calculator www.pirrama.com
HP-16C emulator calculator for Pocket PC, by Pirrama Development. Free trial download. |
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| RPN Calculator www.computersciencelab.com/RPNCalc.htm
This Windows programs emulates a fully programmable HP29C RPN calculator that has been augmented with linear curve fit and graphing capability. It was written to serve as a fun introduction to computer programming. |
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| Runiter Company calculator.runiter.com
Provides a scientific calculator and graphing calculator to download or try online. |
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| sCal and sCal2 scal-2.sourceforge.net
Small, open source (free), scientific and engineering, JavaScript-programmable calculators. |
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| ScriptConsole www.flashpeak.com/scriptcon
Mathematical calculations using scripts and commands in a console-based multiple-window interface using the Microsoft VBScript engine. Windows; shareware. |
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| Speakeasy www.speakeasy.com
A user-oriented software package that allows non-programmers the opportunity to explore the computational power of their computer. Free trial download. |
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| 1st Calculator www.romanlab.com/1stcalc
Expression calculator and unit converter which allows the user to directly enter an expression to be evaluated. |
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| SVGcalc homepage.mac.com/sobrietyhighwest/svgcalc
A scientific graphing calculator that runs in W3C-compliant web browsers. Features calculations, graph functions, inequalities or data sets, differentiation or integration. |
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| TTCalc ttcalc.sourceforge.net
An open source mathematical calculator. Features include arithmetical, trigonometric, inverse trigonometric, hyperbolic and inverse hyperbolic functions, logical operators and logarithms. |
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| UnitMath unitmath.com
Simplifies calculations involving numbers, units, and precision. |
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| Vorwerk & Stengel GbR www.vorwerk-stengel.de
Offers RealCalculator, a scientific calculator and function plotter. German and English. |
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| WebCalc www.webcalc.net
Collection of free web based calculators for many subject areas. |
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| WIRIS calculadora.edu365.com
JAVA applet that allows mathematical online calculations. |
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| X-Bc x-bc.sourceforge.net
A graphical user interface to bc with a lot of functionality for scientific working. Input and output stay visible at all time for correction and comparation. |
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Calculators
