: Available as a free utility powered by the Rilheva IIoT Platform . How to Download Rilheva Modbus Poll
Why pay for Modbus Poll when free tools exist? Here is a comparison.
: Handles Modbus TCP and RTU (RS485/Serial).
⭐⭐⭐☆☆ (3/5) Let’s be honest: this is not a pretty piece of software. The UI resembles standard Windows legacy utilities—functional, grid-based, and dry.
While the free trial from the Rilheva download is powerful, a licensed version (purchased through Rilheva) unlocks serious capabilities.
The software is available for free through the official Rilheva portal. You can find the installer on the Rilheva Software Download page .