Best Free SCADA Software
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Compare the Top Free SCADA Software as of October 2026
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What is Free SCADA Software?
SCADA (Supervisory Control and Data Acquisition) software enables organizations to monitor and control industrial processes and infrastructure in real time — whether on a factory floor, in a utility plant, or across distributed sites. It collects data from sensors, PLCs, RTUs, and other field devices, then visualizes that data in dashboards or HMIs, allowing operators to supervise operations, detect anomalies, and issue control commands when needed. SCADA software supports remote or centralized control over pumps, valves, motors, and other equipment — making it easier to manage processes like manufacturing, water treatment, power distribution, or facility systems. By offering continuous data logging and alerting, it helps teams optimize performance, improve reliability, ensure safety, and support regulatory compliance. Overall, SCADA software serves as the backbone of industrial automation — turning raw sensor data into actionable insight and enabling efficient, safe, and scalable operations. Compare and read user reviews of the best Free SCADA software currently available using the table below. This list is updated regularly.
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1
Fernhill SCADA
Fernhill Software
Fernhill SCADA is a scalable SCADA offer based on a client server architecture. Supports multiple clients and redundant architectures. Easy to use and setup. Drivers for common PLCs: Allen Bradley, Mitsubishi Melsec, Omron, Siemens S7 & more. Open protocol drivers for: BACnet, DNP3, Modbus. Supports open data access interfaces including OPC UA, OPC Classic, ODBC, MQTT & more. Built-in historian and trending. Configured using a single Integrated Development Environment (IDE). The runtime works across multiple platforms including Windows, Linux, macOS, Android and iOS. Free runtime - deploy any number of SCADA systems with one low cost developer license.Starting Price: Free runtime -
2
FactoryTalk Optix
Rockwell Automation
FactoryTalk® Optix™ is a new visualization platform that accelerates value delivery with modern technologies, innovative designs and scalable deployment options. FactoryTalk Optix can help improve your process, efficiency and deliverables – in one easy to access tool. Take advantage of new levels of collaboration, scalability and interoperability to achieve your HMI vision. New SaaS-enabled workflows will enable your team to collaborate any time, from anywhere, thanks to built-in change tracking and versioning that automatically keeps track of who did what and when. Harness the cloud and become more agile by deploying quickly and scaling based on demand. Use the increased efficiency to beat competitors to market, get to profit faster and improve return on investment. Transform the way you collaborate! The cloud makes it easier for suppliers, employees and customers to collaborate from anywhere in the world.Starting Price: $650 -
3
WEBICC
VIEWTECH SYSTEMS
WEBICC SCADA is a web-based, multi-platform SCADA software for monitoring and automation of industrial processes. It supports standalone, remote, and cloud-based deployments and runs on Windows, Linux, and ARM platforms (including Raspberry Pi). WEBICC SCADA provides web HMI visualization using SVG graphics, data logging, alarm management, real-time and historical charts, and reporting, all accessible through any modern HTML5 web browser without client installation. WEBICC SCADA features a modern web HMI designer with on-the-fly configuration, allowing rapid development and easy customization of industrial dashboards. The platform is suitable for edge SCADA applications, supports distributed architectures, and enables secure remote access to industrial data. WEBICC is designed for system integrators seeking a flexible, lightweight, and cost-effective alternative to traditional SCADA systems, without vendor lock-in.Starting Price: €403.9 -
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COMBIVIS Studio 6
KEB America
Combivis Studio 6 is an all-in-one Integrated Development Environment (IDE) used by machine builders to design scalable and effective HMI screens to control KEB drives, motors, and brakes. Studio 6 includes KEB’s powerful libraries which facilitate EtherCAT drive communication, Master-Follower synchronization, and Camming profiles. All system development needs can be met throughout the entire project lifecycle with Combivis Studio 6. From prototype to commissioning and support, Combivis has the tools for success. Combivis Studio 6 includes a product selection configurator, IEC-1131-3 programming editor, fieldbus and remote I/O configurator, quick set-up wizards, and full access to all KEB product documentation.Starting Price: 0 -
5
QuickHMI
Indi.An GmbH
QuickHMI is a web-based HMI and SCADA system from Indi.An GmbH in Bremen, Germany, developing automation software since 2006. Design your visualization in a Windows editor and run it on Windows, Linux, Docker or a Raspberry Pi. Operators work in any modern browser, a viewer or the mobile app. No client installation, no client license. Licensing without follow-up costs: QuickHMI licenses neither runtimes nor tags. In every commercial edition, data sources, variables, alarms, pages and concurrent sessions are unlimited. Connectivity: Siemens S7, Modbus, Beckhoff TwinCAT, OPC UA, MQTT, KNX/EIB, Allen-Bradley, BACnet, SQL databases, InfluxDB and web services. Engineering: drag-and-drop design with SVG graphics, around 4,000 ready-made controls, faceplates, alarm management, recipes, user management with role-based rights, responsive breakpoints, plus your own HTML5 and JavaScript. Twelve months of support and major upgrades included. Business customers only.Starting Price: EUR 1,490 one-time (single dev -
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DataTalk Platform
DataTalk
DataTalk AI Alarm & Notify offers intelligent, real-time monitoring that integrates seamlessly with your equipment, instantly alerting you to any irregularities through multiple channels like email, WhatsApp or Slack. With its AI Bot Talkie feature, you can interact directly with your system for real-time insights and solutions—providing the equivalent of 24/7 expert oversight. Even if you already have a SCADA system in place, you can benefit from the enhanced features and capabilities that AI Alarm & Notify brings.Starting Price: $700 -
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Mango by Radix IoT
Radix IoT
Mango by Radix IoT is a vendor-agnostic IIoT and SCADA platform that connects to any device or manufacturer across 40+ protocols, unifying operational data into one real-time view. It polls data points and centralizes monitoring, control, and analytics for equipment, facilities, and global portfolios. Data centers, telecom, smart commercial properties, and energy enterprises on six continents run their critical infrastructure on Mango: one normalized, real-time data foundation, the layer AI requires for analytics, optimized operations, predictive maintenance, and workflow automation. Mango pairs with Radix IoT errProof, the first execution governance layer between systems of record and field teams. A Mango alarm triggers an errProof job plan: a technician follows a guided workflow, captures data at each step, and an audit trail auto-generates to verify resolution before closeout, closing the loop from detection to action.
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