SciDaVis is described as 'SciDAVis is a free application for Scientific Data Analysis and Visualization. It's an application aimed at data analysis and' and is an app in the Education & Reference category. There are more than 25 alternatives to SciDaVis for a variety of platforms, including Windows, Mac, Linux, iPhone and iPad. The best alternative is GeoGebra, which is both free and Open Source. Other great apps like SciDaVis are Matplotlib (Free, Open Source), GnuPlot (Free, Open Source), python(x,y) (Free, Open Source) and Graph (Free, Open Source).
MagicPlot is cross-platform application for scientific and engineering plotting, non-linear and multipeak curve fitting and batch processing. MagicPlot produces high-quality plots and offers handy plot navigation. Project files have .mppz extention.
pro Fit is a Macintosh (Mac OS) application for data/function analysis, plotting, and curve fitting. It is used by scientists and engineers to analyze their measurements and the mathematical models they use to describe them.