Freemat is described as «FreeMat is an environment for rapid engineering and scientific processing. It is similar to commercial systems such as MATLAB from Mathworks and IDL from Research Systems, but is Open Source» and is an app in the education & reference category. There are more than 25 alternatives to Freemat for a variety of platforms, including Windows, Linux, Mac, Online / Web-based and Android. The best alternative is GNU Octave, which is both free and Open Source. Other great apps like Freemat are MATLAB, Mathematica, Scilab and SageMath.Freemat alternatives are mainly Programming Languages but may also be Calculators. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Freemat.