GeoGebra 3D Calculator is described as 'Online tool for graphing 3D functions, plotting surfaces, and constructing solid objects. It enables users to visualize and manipulate 3D math problems, plot f(x,y) functions and parametric surfaces' and is a Calculator in the education & reference category. There are nine alternatives to GeoGebra 3D Calculator for a variety of platforms, including Web-based, Mac, Windows, Linux and Android apps. The best GeoGebra 3D Calculator alternative is GnuPlot, which is both free and Open Source. Other great apps like GeoGebra 3D Calculator are fxSolver, LabPlot, Mathway and DYsolve Math Solver.