Download of iRev 5.01.1 was on the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The program lies within System Utilities, more precisely Device Assistants.
The default filenames for the program's installer are iRev.exe or iRev4.exe etc. We recommend checking the downloaded files with any free antivirus. The following versions: 5.0, 4.0 and 3.9 are the most frequently downloaded ones by the program users. The actual developer of the free software is Rice Lake Weighing Systems.
From the developer:
iRev is designed to assist users with the configuration of the 920i digital weight indicator. The software contains windows that allow for hardware setup, parameter configuration, screen design and manipulation, stream formatting, ticket formatting, setpoint setup, simple code editing, and database configuration and management.
You may want to check out more software, such as EOS Utility or iPHUC for Windows, which might be related to iRev.