ConBuilder Demo 5.2.9.8 could be downloaded from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The ConBuilder Demo installer is commonly called ConBuilderL.exe. The actual developer of the program is ConBuilder.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The latest version of the program is supported on PCs running Windows XP/Vista/7/10/11, 32-bit. The most popular version of the ConBuilder Demo is 5.2. The program is included in Games.
From the developer:
ConBuilder Demo is a tool to aid in the enjoyment of using Microsoft Train Simulator.This program was designed so you can build whatever you want in your simulation game. It a very easy to use program with lots of interesting features,its worth having on your computer.
You may want to check out more software, such as Demo Builder, SysInfoTools PST Split Demo or CSGO Demos Manager, which might be similar to ConBuilder Demo.
General
Simulation