Updated 3 Jun 2020

PAST

Past is free software for scientific data analysis, with functions for data manipulation, plotting, univariate and multivariate statistics, ecological analysis, time series and spatial analysis, morphometrics and stratigraphy.

5.3 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree

5.3 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree

Big Button Calculator

This is a simple 10-digit display calculator with a large display and large buttons, styled after the big hand held calculators found in stores.

1.94 MB | For Windows 7, Windows 8 / Vista / XP / NTShareware

1.94 MB | For Windows 7, Windows 8 / Vista / XP / NTShareware

Scilab

**An advanced scientific mathematics app that's sophisticated allowing simulation and supports algebra**: Scilab was designed to be a scientific software package for numerical computations providing a powerful open computing environment for engineering and scientific applications.

127 MB | For Windows 7, Windows 8 / Vista / XPFree

127 MB | For Windows 7, Windows 8 / Vista / XPFree

GeoGebra Portable

**Free and portable math software that can be used in and out of the classroom for geometry, algebra and calculus**: GeoGebra Portable is a very useful mathematics tool for education in secondary schools, which brings together geometry, algebra and calculus.

57.5 MB | For Windows 7, Windows 8 / Vista / XPFree

57.5 MB | For Windows 7, Windows 8 / Vista / XPFree

AccelWare Unit Conversion Tool

**Convert between units**: Conversion made easy with AccelWare.

513 KB | For Shareware

AccelWare Unit Conversion Tool Review - Download

513 KB | For Shareware

AccelWare Unit Conversion Tool Review - Download

GeoGebra

**Free mathematics software with utilities for performing algebra, calculus and geometry which creates different visual flat and 3D graphs**: GeoGebra is a useful mathematics tool for education in secondary schools, which brings together geometry, algebra and calculus.

50.8 MB | For Windows 7, Windows 8 / Vista / XPFree

50.8 MB | For Windows 7, Windows 8 / Vista / XPFree

Maxima

Maxima is a system for the manipulation of symbolic and numerical expressions, including differentiation, integration, Taylor series, Laplace transforms, ordinary differential equations, systems of linear equations, polynomials, sets, lists, vectors, matrices and tensors.

48.7 MB | For Windows 7, Windows 8 / Vista / XPFree

48.7 MB | For Windows 7, Windows 8 / Vista / XPFree

gnuplot

Gnuplot is a portable command-line driven graphing utility that was originally created to allow scientists and students to visualize mathematical functions and data interactively, but has grown to support many non-interactive uses such as web scripting.

25.3 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree

25.3 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree

Estimator

Estimator is a free program you can create estimations for constructions, print an estimation and a proposal.

7.5 MB | For Windows 7, Windows 8 / Vista / XPFree

7.5 MB | For Windows 7, Windows 8 / Vista / XPFree

RedCrab

**Powerful scientific calculator that can create complex mathematical expressions and plot functions in a user-friendly way**: RedCrab Calculator is a mathematics software with fullscreen editor for the free placement of algebraic formulas on the worksheet in mathematical notation.

4.7 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree

4.7 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree

AddUp

**Powerful conversion utility and calculator**: AddUP is a multifunction calculator and conversion utility for Windows.

0.36 MB | For Windows 7, Windows 8 / Vista / XP / NTShareware

AddUp Review - Download

0.36 MB | For Windows 7, Windows 8 / Vista / XP / NTShareware

AddUp Review - Download

Advanced Trigonometry Calculator

Advanced Trigonometry Calculator is a small, simple, command prompt application specially designed to help you with your trigonometry calculations.

1.9 MB | For Windows 7, Windows 8 / Vista / XPFree

1.9 MB | For Windows 7, Windows 8 / Vista / XPFree

Microsoft Mathematics

Microsoft Mathematics is a free calculator tool available from Microsoft which goes above and beyond what the typical Windows calculator can do.

17.6 MB | For Windows 7, Windows 8 / Vista / XPFree

Microsoft Mathematics Review - Download

17.6 MB | For Windows 7, Windows 8 / Vista / XPFree

Microsoft Mathematics Review - Download

Easy Credit Card Verifier

Easy Credit Card Verifier instantly checks credit card numbers for validity using LUHN10 algorithm.

0.37 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree

0.37 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree

Mini Calculator

Alternative Windows Mini Calculator with 2 views, general functions, Dec-Hex-Oct-Bin integers.

0.43 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree

0.43 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree

DeadLine Equation Calculator

**Equation calculator and school help**: DeadLine is a mathematical assistant tool which can help solve complex mathematical equations, plot them in graphs and provide assistance to students who require extra help in algebra and mathematics.

1.39 MB | For Windows 7, Windows 8 / Vista / XP / NTFree

DeadLine Review - Download

1.39 MB | For Windows 7, Windows 8 / Vista / XP / NTFree

DeadLine Review - Download

OpalCalc

OpenCalc is a text-based calculator which unlike spreadsheet programs, uses formulas based on a text write-up which are completely human readable.

0.51 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree

OpalCalc Review - Download

0.51 MB | For Windows 7, Windows 8 (64-bit, 32-bit) / Vista / XPFree

OpalCalc Review - Download

Numbaz

Numbaz is an easy to use basic calculator designed specifically for children to introduce them to the world of mathematics in a fun and exciting way.

2.7 MB | For Windows 7, Windows 8 / Vista / XPFree

2.7 MB | For Windows 7, Windows 8 / Vista / XPFree

DreamCalc

DreamCalc is a fully featured Graphing Calculator for Windows.

4.16 MB | For Windows 7, Windows 8 / Vista / XP / NTShareware

4.16 MB | For Windows 7, Windows 8 / Vista / XP / NTShareware