The demo version is free.
Its purpose is to let you familiarize yourself with Windows-Doors, and see how
it suits your needs. Please note that this version is limited in time. If your
demo version has stopped working, it means that it expired; in that case, please
visit this page again and download the latest demo version.
The demo version does not let you configure it or edit data, and you cannot add
your profile systems, components, prices, etc.
If you want to customize Windows-Doors, please use the trial version, or thefull version. For more information
about configuring the application, please read the documentation.