Home > Science > Math > Software > Calculators
http://gc3.net84.net/bcalc.htm
A calculator that takes calculations out to many, many digits. Free to download.
http://www.romanlab.com/1stcalc/
Expression calculator and unit converter which allows the user to directly enter an expression to be evaluated.
http://www.3grtech.com/
Sells calculator software for engineers, businesses, and science. Applications for PCs, Apple IPhones, and smartphones.
http://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.
http://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.
http://www.pc-calculators.com/
Extensive variety of software calculators collected in one directory. Scientific, graphing, loan and mortgage, currency and conversion calculators.
http://www.iloc.com/products/calculator/
Arbitrary-precision scientific calculator and unit converter written in Java. Freeware from iloc.com.
http://www.calculator.org/
Calculator resources including free download of scientific engineering, statistical, and financial calculators.
http://www3.sympatico.ca/prentice
Reference programs written in VB3. Includes common mathematical formulas.
http://www.kotiposti.net/jjhalme/
General purpose calculator which can be used to calculate mathematical expressions of unlimited length. Program is freeware.
http://www.lawtech.com.au/index.cfm?id=7
Perform date math, calculate date differences, and organize data and events.
http://www.dreamcalc.com/
Photo-realistic scientific and financial calculator for Windows. Free trial download.
http://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.
http://www.efg2.com/Lab/Mathematics/CRC.htm
Lab Report about computing CRC-16 and CRC-32 values using Delphi. Includes links and literature references.
http://fung-calc.sourceforge.net/
2D and 3D graphing calculator for Linux with multiple graphing modes.
http://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.
http://www.hexelon.com/kalkulator/index_en.php
Scientific calculator, currency and units converter.
http://www.binarythings.com/hidigit/
Powerful calculator for students and teachers. Five number systems, full complex numbers support, and 15-digit maximum precision.
http://calculator.8m.net/
The homepage for an easy to use multipurpose shareware calculator.
http://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.
http://members.shaw.ca/mtx/matrix.htm
Calculator for basic matrix operations. A demo version download is available.
http://www.mytenkey.com/
A realistic ten key calculator designed by a CPA.
http://www.online-calculators.co.uk/
A collection of everyday use calculators and converters written in Javascript and PHP, available to use and download.
http://www.calcmachine.com/online-calculator.php
Supports basic arithmetic, trigonometric and logarithmic functions.
http://pc-calculator.sourceforge.net/
Provides a note and formula editor combined with an advanced scientific calculator.
http://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.
http://calculator.runiter.com/
Provides a scientific calculator and graphing calculator to download or try online.
http://scal-2.sourceforge.net/
Small, open source (free), scientific and engineering, JavaScript-programmable calculators.
http://www.flashpeak.com/scriptcon
Mathematical calculations using scripts and commands in a console-based multiple-window interface using the Microsoft VBScript engine. Windows; shareware.
http://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.
http://ttcalc.sourceforge.net/
An open source mathematical calculator. Features include arithmetical, trigonometric, inverse trigonometric, hyperbolic and inverse hyperbolic functions, logical operators and logarithms.
http://unitmath.com/
Simplifies calculations involving numbers, units, and precision.
http://www.lmnoeng.com/Volume/CylConeSphere.htm
Java applet for partially full cylinder (on side), sphere, and cone.
http://pmikh.chat.ru/
Scientific and engineering calculator for Windows.
http://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.
Home > Science > Math > Software > Calculators
Thanks to DMOZ, which built a great web directory for nearly two decades and freely shared it with the web. About us