XLSTAT-Pro includes more than 50 functions covering many data and statistical analysis requirements (prepare data, describe data, analyze data, tests, model data). Excel utilities have also been included to facilitate charting and data manipulation. All tools can be accessed from the XLSTAT menu item in the Excel menu bar, or by clicking the buttons of the XLSTAT toolbar. XLSTAT-Pro is the core product developed by Addinsoft. Complementary modules are available. XLSTAT-Pro most popular features include descriptive statistics, principal component analysis, ANOVA, regression, logistic regression, multidimensional scaling, factor analysis, nonlinear regression, box-plots, non-parametric tests, and correspondence analysis. Add-on modules allow you to do time series analysis and forecasting.