FREE Trial Software

From this page, you can download and try out all our software products free of charge. The trial versions have all the features and functionality of the standard versions, but the problem capacities have been limited. These trial versions allow you to set up and solve small problems, become familiar with the software and all of its features, and make sure you make the right choice.
Download What'sBest!
What'sBest! lets you build linear, nonlinear, and integer models in Excel. Models are easy to build and understanding standard spreadsheet equations. Excel users can often begin building models within minutes of installing the What'sBest! program, and the problem capacities of the larger What'sBest! versions allow large scale, real world problems to be solved.
 Download LINGO
LINGO is a comprehensive tool designed to help you build and solve linear, nonlinear, and integer optimization models quickly, easily, and efficiently. LINGO includes a powerful modeling language, a full-featured environment for building and editing problems, the ability to read and write to Excel and databases, and a set of fast built-in solvers.
 Download LINDO API
With the LINDO API, you can easily create your own optimization applications. It allows you to plug the power of the LINDO solver right into customized applications that you have written.

Downloads for Traditional LINDO Modelers:
We offer two choices for users that prefer LINDO's traditional style of model expression.

Examples and Documentation

Each download provides everything you need to get up and running quickly. The online Help of the trial versions of LINGO, What'sBest!, and LINDO include all of the contents of their respective user manuals. The download versions also include numerous example files that are also discussed in the Help routines. The LINDO API download includes the full user manual in pdf format and examples of calling the solver from Visual Basic and Visual C++.

To download Optimization Modeling with LINGO by Linus Schrage click here.

Trial Version Capacities

  Constraints Variables Integer
Variables		 Nonlinear
Formulas		 Global
Variables
LINDO 150 300 30 N/A N/A
LINDO API 150 300 30 30 5
LINGO 150 300 30 30 5
What'sBest! 150 300 30 30 5

For more information on the variety of capacity versions available for license, please refer to the price schedules. For detailed information on the individual products, please visit our product pages for the LINDO API, LINGO, and What'sBest!.


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