Downloading ProSoft 16.0 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available. The actual developer of the free software is Procon. The program lies within System Utilities, more precisely Device Assistants.
The program's installer files are generally known as OptiDesign_old.old.exe, PCB.exe, Prosoft.EXE, Prosoft270.exe or SoftStart.exe etc. The most popular versions among the program users are 16.0, 2.8 and 2.7.
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. This PC program is suitable for 32-bit versions of Windows XP/Vista/7/8/10/11.
From the developer:
ProSoft is an application that can be used to configure and program PLC products manufactured by Procon Electronics. You can select the correct amount of I/O memory and variable memory depending on the capabilities of the PLC. The program also has capabilities for auto-configuring the device automatically.
You may want to check out more software, such as ProSoft Discovery Service, ABB prosoft or MediaProSoft Free 3GP Video Converter, which might be similar to ProSoft.