1)   Advanced Grapher 2.11
Graphing, curve fitting and calculating software. Graphs Cartesian, polar and parametric functions, graphs of tables, implicit functions and inequalities. Calculus features: regression analysis, derivatives, tangents, normals and more.
graph, graphs, regression, plotting, curve, fitting, analysis, plot, function, equation,

 2)   EasyFit 4.0
Fit more than 40 probability distributions to your data, select the best model, and apply the results to make business decisions. Reduce your analysis & simulation times by using EasyFit as a stand-alone application or with Microsoft Excel.
distribution, fitting, probability, fit, goodness, excel, vba, decision, simulation, density,

 3)   FindGraph 1.88
FindGraph is a comprehensive, feature-rich graph editor, and a curve-fitting and digitizing tool for engineers, scientists and business. Discover the model that best describes your data.
math, graph, curve, fitting, equation, chart, plotting, visualize, digitizing, drawing,

 4)   Data Master 2000 10.6.0.107
Free software for automation of professional measurement systems, data acquisition, processing and analysis. Especially suitable for scientists who would like to make high-performance, precise measurements in the experimental physics.
data, acquisition, physics, experiment, automation, measurement, analysis, process, visual, graphic,

 5)   DataFit 8.1
DataFit is a tool for performing curve fitting, statistical analysis & data plotting. Fit equations with up to 100 parameters to data with up to 20 independent variables. Define your own equations or choose from over 600 pre-defined equations.
curve, fitting, data, plotting, nonlinear, parameter, estimation, regression, statistics, math,