Download of Junctions 9.0.2.5947 was on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. This software is a product of TRL Limited.
Commonly, this program's installer has the following filenames: ARCADY8.exe and Junctions9.exe etc. We recommend checking the downloaded files with any free antivirus. The most popular versions of the software are 9.0 and 8.0. The program is included in System Utilities.
From the developer:
Junctions 9 consists of ARCADY 9 (the Roundabout Module) and PICADY 9 (the Priority Intersection Module), which are sold and licensed separately.
Based on over three decades of research and development, the ARCADY module is used to model and predict capacity, queues and delays at roundabouts.
You may want to check out more software, such as Syslog Junction, Yard Sale Hidden Treasures: Lucky Junction or TIFF Junction, which might be similar to Junctions.