The First Truly Intelligent Music Composition Software                                                                                                  Language:         

To purchase a Unique Activation Key for either the Basic, Educational, Educational-365 or Professional version, you must launch the HarmonyBuilderprogram, and click on the Purchase menu.

If you have already purchased the Basic, Educational or Educational-365 version, you will receive a discount equal to the price already paid.

You can learn more about the features of each version from the Comparison Chart, or the User Manuals, or by watching the Product Videos on this website.