Test, simulate, scan, monitor and visualize Modbus TCP, RTU and ASCII devices from one Windows application.
Free version included • No time limit • Upgrade to unlock full features
Client + Server • HMI Dashboards • 300+ Device Maps • Windows 10/11
Modbus Monitor XPF Client. Server, and HMI
For engineers who need to actively communicate with Modbus devices.
Modbus Client & Server
TCP / RTU / ASCII
Register scanner
300+ Device maps
HMI dashboards
Logging & trending
For engineers who need to observe and map existing Modbus communication.
Passive RS-485 monitoring
Modbus RTU & ASCII decoding
Automatic register-map discovery
Record & replay traffic
Bridge / proxy analysis
Live engineering values
Need to actively communicate with a device? Choose XPF
Need to understand communication already taking place? Choose Mapper Pro
Stop switching between multiple Modbus tools. Modbus Monitor XPF combines testing, simulation, scanning, monitoring, and visualization in one professional interface.
Modbus Client & Server in one tool
Modbus TCP, RTU, ASCII and UDP support
Read/write registers and scan address ranges
Built-in HMI (charts, gauges, controls)
300+ ready-to-use Modbus device maps (no manual mapping)
Logging, diagnostics and commissioning tools
View All features
Download Modbus Monitor XPF
Arduino Modbus RTU Example, and Arduino Modbus RTU Source Code
Stop searching through raw serial logs. Modbus Mapper Pro turns live Modbus traffic into an organized, editable map—so you can quickly identify what an HMI, SCADA system, PLC, or controller is reading and writing.
Capture → Map → Record → Replay
Monitor, decode, map, bridge, and replay Modbus RTU and Modbus ASCII communications from one professional Windows tool.
Passive RS-485 Modbus RTU and ASCII traffic monitoring
Automatically build live Modbus maps from observed requests
Decode registers into integers, floats, strings and other engineering values
Bridge / Proxy mode for controlled pass-through diagnostics
Record real request/response exchanges
Replay captured device behavior without the original hardware
Export maps and captured information
Modbus On-the-Go: Modbus Client, Server, and Sensor Server in a single Android Application for Innovators. Connect to Bluetooth, Ethernet, and Modbus RTU device with Android mobile device.
Modbus Client, and Modbus Server
4 Interfaces: (1) Bluetooth SPP & BLE, (2) Ethernet, (3) Wi-Fi, (4) RS232/485 USB Serial ports OTG
8 Protocols: Modbus TCP, Enron/Daniels TCP, Modbus RTU over TCP, Modbus UDP, Modbus RTU over UDP, Modbus TCP Slave/Server, Modbus RTU, Modbus Serial ASCII
Publish data to Google Spreadsheet, ThingSpeak, MQTT
Free Modbus Client for Android Application for Beginners and explorers.
Modbus Client
4 Interfaces: (1) Bluetooth SPP & BLE, (2) Ethernet, (3) Wi-Fi, (4) RS232/485 USB Serial ports OTG
2 Protocols: Modbus TCP, Modbus RTU