SaiCalculator is described as 'Online calculator tool with 3D graph render, 2D function graphs, scientific calculator and integral calculator' and is a Calculator in the education & reference category. There are more than 10 alternatives to SaiCalculator, not only websites but also apps for a variety of platforms, including Android, Windows, Linux and Android Tablet apps. The best SaiCalculator alternative is GeoGebra, which is free. Other great sites and apps similar to SaiCalculator are GnuPlot, fxSolver, Google Calculator and Windows Calculator.
GeoGebra Discovery is an experimental version of GeoGebra. It contains some bleeding edge features of GeoGebra that are under heavy development and therefore not intended for every day use yet, so they are not included in the official GeoGebra version.
Austria
EU