PTV Vistro 3.00 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. This PC software is developed for Windows 7/8/10/11 environment, 32-bit version.
The following versions: 3.0 and 1.1 are the most frequently downloaded ones by the program users. We recommend checking the downloaded files with any free antivirus. The program's installer files are generally known as VISTRO10.exe or VISTRO200.exe etc. PTV Vistro lies within Internet & Network Tools, more precisely Network Tools. This software is an intellectual property of PTV AG.
From the developer:
PTV Vistro is the all-in-one solution for all of your traffic analysis needs. With PTV Vistro, you can analyse traffic operations, evaluate new development impacts, and optimise signal timing. It can be used to analyse an intersection, a corridor, or an entire network.
You may want to check out more software, such as PTV Visum, PTV Visum 14 Student or PTV TruckNavigator, which might be related to PTV Vistro.