Whether you are working in industrial automation, energy management, or any other field that utilizes the Modbus protocol, this tool provides the essential features needed to test, …

Oct 20, 2025 · Discover the top 10 free Modbus troubleshooting tools to test, simulate, and monitor Modbus RTU & TCP devices easily for fast, reliable diagnostics.

Modpoll is a free command line based Modbus master simulator and test utility. It is available for Linux, Windows, and QNX.

OpenModScan OpenModScan is a free and open-source Modbus Master (Client) utility supporting both Modbus-TCP and Modbus-RTU protocols.

Jun 24, 2025 · Download ModbusClientX - Modbus Tool for free. User friendly modbus client tool. Support Modbus TCP/RTU connection. Read and Write Coils, Registers, Monitoring Modbus …

Supports Modbus RTU/ASCII and Modbus TCP/IP. Rilheva Modbus Poll is designed primarily to help developers of Modbus slave devices or others that want to test and simulate the Modbus …

Modbus Poll is the very popular Modbus master simulator for test and debug of your slave devices. Supports Modbus RTU/ASCII and Modbus TCP/IP. A proven product, trusted by …

Modbus allows for communication between many devices connected to the same network. Free replacement for applications like ModScan, Modbus Poll etc. Support for Modbus TCP and …

ModbusMechanic runs on any platform that runs java. Tested on Linux, MacOS and Windows. Built with a slim codebase for a limited memory footprint. No extra drivers necessary. Find …

Download the demo and try before you buy. Prices in US dollars.