Products Simulation Master Simulation Master is an Excel add-in that performs Monte Carlo simulation. Analyze risk, simulate a project schedule and much more! Learn More Vaimal Vaimal is an Excel add-in for machine learning. Train and deploy decision trees, support vector machines and neural networks all within Excel! Learn More DTace DTace is an Excel add-in for creating and analyzing decision trees. Learn More MEboost Mechanical engineering design and analysis in Excel. Learn More Diagram Master Create a wide variety of diagrams ranging from simple mind maps to complex, data linked structures. All within Microsoft Excel! Learn More Excel is a registered trademark of Microsoft Corporation.