Mathics is described as «general purpose computer algebra system (CAS) and designed to be a free, light-weight alternative to Mathematica. It»s programmable using a Mathematica like language and uses a web interface for user interaction» and is an app in the education & reference category. There are more than 10 alternatives to Mathics for a variety of platforms, including Windows, Linux, Online / Web-based, Mac and Android. The best alternative is Mathematica. It»s not free, so if you»re looking for a free alternative, you could try SageMath or Calcpad. Other great apps like Mathics are PTC Mathcad, OpenAxiom, Ascend and Cadabra.Mathics alternatives are mainly Calculators but may also be Programming Languages. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Mathics.