Giac/Xcas is described as 'Free computer algebra system for Windows, Mac OS X and Linux/Unix' and is a Calculator in the education & reference category. There are more than 50 alternatives to Giac/Xcas for a variety of platforms, including Windows, Linux, Mac, Web-based and iPad apps. The best Giac/Xcas alternative is Qalculate!, which is both free and Open Source. Other great apps like Giac/Xcas are MATLAB, Mathematica, GeoGebra and Matplotlib.
MathStudio, formerly SpaceTime, is the most comprehensive math app available for mobile devices. Whether you need a simple calculator to do your finances or a replacement for your TI graphing calculator, MathStudio is the most powerful and versatile calculator available on the...
Singular is an open source computer algebra system for polynomial computations, with special emphasis on commutative and non-commutative algebra, algebraic geometry, and singularity theory.
KAlgebra is a mathematical graph calculator included in the KDE education package. While it is based on the MathML content markup language, knowledge of MathML is not required for use. The calculator includes numerical, logical, symbolic, and analytical functions, and can plot...
Programmable scientific calculator which has more than 150 mathematical functions and all of them return as many digits as you need. It can calculate with real numbers, complex numbers, fractions, vectors, matrices. Commands if, goto and print can be used to create scripts.
Java based and open sourced version of matlab and octave
Getting more and more compatible over time.
OmniGraphSketcher helps you make elegant and precise graphs in seconds, whether you have specific data to visualize or you just have a concept to explain. Specifically designed for reports, presentations, and problem sets where you need to produce sharp-looking graphs on the...
Multi Sum Calculator is a portable tool that calculates the sum of multiple values!
WIRIS cas is an online platform for mathematical calculations designed for education. You can access a powerful calculation toolbar through an HTML page that includes integrals and limits calculation, function graphing in 2D or 3D and symbolic matrices manipulation, among others.
Multi Share Calculator is a portable tool that allows anything to be shared proportionally!
Simple yet very effective calculator with print capabilities and log registration.
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