Software Alternatives, Accelerators & Startups

QModBus VS Modbus Slave

Compare QModBus VS Modbus Slave and see what are their differences

QModBus logo QModBus

QModBus is a free Qt-based implementation of the main ModBus application.

Modbus Slave logo Modbus Slave

Modbus Slave is a windows application designed to simulate up to 32 slaves in 32 windows.
  • QModBus Landing page
    Landing page //
    2021-08-03
  • Modbus Slave Landing page
    Landing page //
    2023-05-23

QModBus features and specs

  • Open Source
    QModBus is open source, allowing users to freely modify and distribute the software according to their needs.
  • Cross-Platform
    QModBus is compatible with multiple operating systems, offering flexibility for different user environments.
  • User-Friendly Interface
    The software provides an easy-to-navigate graphical user interface, making it accessible to users with varying technical expertise.
  • Real-Time Monitoring
    QModBus allows for real-time monitoring and logging of Modbus data, which is beneficial for troubleshooting and analysis.
  • Flexible Configuration
    It offers customizable settings and configurations, enabling users to tailor the software according to specific requirements.

Possible disadvantages of QModBus

  • Limited Support
    As an open-source project, it may not have dedicated customer support, and users might rely on community forums for assistance.
  • Potentially Outdated
    Updates may not be as frequent or guaranteed, possibly leading to issues with compatibility or newer features.
  • Initial Setup Complexity
    Users unfamiliar with Modbus or the software setup may find the initial configuration and setup process challenging.
  • Feature Limitations
    QModBus might lack some advanced features present in commercial Modbus tools, limiting its functionality for complex tasks.

Modbus Slave features and specs

  • Ease of Use
    Modbus Slave software is designed with a user-friendly interface, making it accessible for both beginners and experienced users.
  • Protocol Support
    The software supports various Modbus protocols, including Modbus RTU, ASCII, TCP/IP, UDP/IP, and more, which makes it versatile for different applications.
  • Simulation Capabilities
    Modbus Slave allows users to simulate up to 10 devices at the same time, which is useful for testing and development scenarios.
  • Real-time Data Monitoring
    The tool provides real-time data monitoring and logging, which is beneficial for tracking data flow and diagnosing issues.
  • Multiple Data Formats
    Supports multiple data formats, including Integer, Float, Double, and String, offering flexibility in dealing with data.
  • Diagnostic Functions
    Includes diagnostic functions for troubleshooting Modbus communication, which helps in identifying and solving issues quickly.

Possible disadvantages of Modbus Slave

  • Paid Software
    Modbus Slave is not free software; users need to purchase a license, which might be a constraint for some users or small businesses.
  • Platform Limitation
    The software is primarily designed for Windows operating systems, potentially limiting its use for users on other platforms like macOS or Linux without additional compatibility layers.
  • Limited Device Simulation
    While the tool allows simulation of up to 10 devices, complex projects may require more advanced solutions for extensive simulation beyond this limit.
  • Learning Curve
    Despite being user-friendly, users unfamiliar with Modbus protocols might still encounter a learning curve to effectively utilize all the features.
  • Technical Support
    While support is available, the quality and response time of technical support may vary and might not be optimal for urgent issues.

QModBus videos

Qt QModBus HMI Test

Modbus Slave videos

Recording Arduino Modbus Slave

More videos:

  • Review - Free Protocol Example - Read/Write data from Modbus Slave Device w/ Macro Weintek EBPro

Category Popularity

0-100% (relative to QModBus and Modbus Slave)
Automation
49 49%
51% 51
OS & Utilities
49 49%
51% 51
Network & Admin
50 50%
50% 50
Web Service Automation
37 37%
63% 63

User comments

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What are some alternatives?

When comparing QModBus and Modbus Slave, you can also consider the following products

Modbus Poll - Modbus Poll is a software tool designed primarily to help ease the developers of Modbus slave devices or others that want to test and simulate the Modbus protocol.

ModSim - ModSim is a 3D experience modeling and simulation community platform that discovers how continuous, integrated modeling and simulation come together on the 3DEXPERIENCE digital platform.

ModbusDriver Modpoll - ModbusDriver Modpoll is command-line software that is based on the Modbus master simulator and is also a sort of test utility for windows.

QModMaster - QModMaster is a free Qt-based implementation of the main ModBus application.

SimServe by SCADAmatic - Use SimServe to simulate a sophisticated Modbus network with different gateways and a mix of Modbus protocol variants.

Make.com - Tool for workflow automation (Former Integromat)