List of the Top 11 Free SPC Software in 2025

Quality Management Systems (QMS) from QDM focus on providing rapid access to quality data, enabling employees to retrieve essential information efficiently from any device or machine, which facilitates quicker decision-making. This system ensures secure access to necessary information across various data sources globally, allowing for flexibility in how and where data is accessed. Real-time monitoring of production lines enhances visibility into manufacturing quality, allowing for the identification of out-of-specification parts and potential trends that could lead to issues. By addressing manufacturing problems immediately, you can minimize downtime, defects, and instances of non-conformance, proactively solving issues before parts deviate from specifications. Utilizing Statistical Process Control (SPC) enables organizations to investigate root causes of non-conformance through dashboards and reports, allowing for rapid and cost-effective problem resolution. Effective communication tools such as QDM WEB provide both automated and custom reporting options, facilitating seamless information flow within the organization and to customers. This capability equips companies to swiftly tackle production and quality challenges, significantly reducing scrap, rework, and warranty claims by identifying and addressing issues before they escalate into larger problems. Embracing automated quality management not only enhances operational efficiency but also aligns organizations with industry best practices. As you consider upgrading, joining others in this transition could lead to substantial improvements in overall productivity and quality assurance.

SPC-PC IV Explorer stands out as a premier Statistical Process Control (SPC) software solution designed to enhance quality assurance, facilitate capability assessments, streamline process data management, and generate comprehensive reports. Users can efficiently organize process information in cascading folders categorized by customer, department, and product. Access to features is regulated through password-protected concurrent use licensing, ensuring security and control. The Process Monitor charts offer a quick dashboard overview of key performance indicators (KPI). Data analysis is expedited, allowing for rapid evaluation of information imported from Excel or other ODBC sources, including ERP, SAP, and LIMS systems. Moreover, the platform supports data entry through electronic gaging in the optional Work Set view. Users can create tailored reports that can be exported to Word, complete with necessary charts, data, and any additional information required. The software also enables the visualization of stratification patterns through the use of different symbol shapes and colors or by filtering data based on traceability fields. An optional Web SPC interface extends reporting, data entry, and process monitoring capabilities across the supply chain without necessitating a local installation. Additionally, users have the option for Calibration Management or can access it separately as QA–Calibrate, further enhancing the software's versatility. With these features, SPC-PC IV Explorer offers a comprehensive approach to managing quality processes in a variety of industrial settings.

GainSeeker Suite is a comprehensive SPC software and manufacturing intelligence platform designed for enterprises, which integrates various manufacturing operations data and transforms it into valuable, actionable insights. By utilizing this platform, our clients can efficiently assess, prioritize, and resolve issues with greater speed and consistency. They are equipped to swiftly pinpoint the underlying causes of problems while discovering concealed opportunities that enhance revenue, boost margins, and optimize asset performance through automated drill-down analytics. Additionally, GainSeeker seamlessly links data from a multitude of systems, including vision systems, PLCs, and gauges, and it also facilitates connections with ERP and MES systems to unify all manufacturing data into a single source. This holistic approach ensures that users have comprehensive visibility into their operations, enabling informed decision-making and continuous improvement.

SPC for Excel is a straightforward yet robust software package designed to meet all your needs for statistical process control and analysis. This tool empowers users to pinpoint areas of concern, derive insights from their data, detect emerging trends, and address issues—all within the familiar Excel environment. Whether you're a beginner or an expert, SPC for Excel supports your continuous improvement initiatives across various sectors, be they for-profit or non-profit organizations. It offers a comprehensive range of techniques for effective charting and analysis, including Pareto diagrams, histograms, control charts, Gage R&R assessments, process capability evaluations, distribution fitting, data transformation, regression analysis, design of experiments (DOE), hypothesis testing, and much more. With a one-time purchase, the software is yours indefinitely, allowing for two downloads per user and complimentary technical support. You can even explore a demo version to experience its ease of use firsthand. The software includes tools for process capability analysis to ensure customer satisfaction. Control charts and histograms help in the effective management of processes. Gage R&R studies validate your measurement systems, while problem-solving tools such as Pareto charts, scatter plots, and others assist teams in tackling challenges. Additionally, advanced data analysis features like DOE, ANOVA, and various statistical tests are available to cater to your more complex analytical needs. Ultimately, SPC for Excel stands as a versatile solution for those seeking to enhance their data analysis capabilities.

Utilizing Manufacturing Test & Repair Data can significantly enhance internal operations, minimize warranty claims, and foster better collaboration within the supply chain. WATS serves as a comprehensive Manufacturing Intelligence Solution tailored for Electronics Manufacturers, spanning various sectors including industrial electronics, consumer electronics, and medical instrumentation. With WATS, users can tap into global data sourced from both subcontracted and in-house manufacturing processes, accommodating any format of test or repair data. This capability enables the rapid identification of prevalent failures and issues across various parameters, offering insights into True First Pass Yield for different products and factories, revisions, test stations, OEE/CPK, along with intuitive dashboards. Additionally, WATS provides in-depth analytics on test and repair data, along with customizable alert systems, user-friendly operator interfaces, and meticulous management of test asset maintenance. One of its standout features is a centralized distribution system that efficiently disseminates essential properties such as test software, unit firmware, and MAC addresses, ensuring seamless updates and communication across the manufacturing spectrum.

XLSTAT serves as a comprehensive add-in for Excel, providing robust statistical analysis capabilities since its inception in 1993. With over 240 features catering to both general and specialized needs, XLSTAT stands out for its user-friendly interface that leverages Excel, making it an efficient tool for statistical and multivariate data analysis. Among its extensive offerings are various regression techniques (including linear, logistic, and nonlinear), a range of multivariate analysis methods (such as Principal Component Analysis, Discriminant Analysis, and K-means clustering), and a variety of correlation and statistical tests. Additionally, it supports advanced analyses tailored to specific fields, including RDA, CCA, and Preference Mapping, as well as tools for Statistical Process Control, simulations, and time series analysis. The software also includes optional modules for 3D Visualization and Latent Class models, enhancing its analytical capabilities. Compatible with all Excel versions from 2003 to 2016, XLSTAT also provides a Mac version, expanding its accessibility to a broader user base. This versatility ensures that researchers and analysts can perform complex statistical tasks efficiently within the familiar environment of Excel.

Since 1994, Predator Software has been at the forefront of automating manufacturing processes globally. Their pioneering software applications have garnered multiple awards, showcasing their innovative approach. As a prominent player in Industry 4.0, lean manufacturing, and industrial networking, Predator Software offers a comprehensive suite of solutions. Their SFC technology encompasses a range of capabilities, including CNC networking, overall equipment effectiveness (OEE) monitoring, data collection, machine simulation and verification, tool management, and gage crib management. Additionally, they provide traveler management, CNC post-processing, flexible manufacturing systems, and robotic cell control software, demonstrating their commitment to enhancing operational efficiency and productivity in manufacturing environments. With a focus on continuous improvement, Predator Software is poised to drive the future of manufacturing technology.

StartProto seamlessly integrates with your existing workflows, enhancing the entire manufacturing process from initial quotes to cash flow management. Our software is crafted to be both lightweight and robust, facilitating the modernization of your operations while streamlining various processes. For job shops, accurately assessing the production costs of parts or services is crucial for staying competitive and ensuring profitability. Traditional methods of quoting frequently miss essential components such as run time, setup time, and material expenses, which can lead to miscalculations that may result in significant financial losses. Our groundbreaking solution enables job shops to account for all these critical factors in their quoting procedures. By including run time, setup time, and material costs, manufacturers can produce more accurate quotes, mitigating risks of underbidding or overcharging. This heightened accuracy not only aids in sustaining competitiveness in the market but also builds customer trust through transparent and fair pricing strategies. Moreover, StartProto empowers your business to adapt and excel in the dynamic landscape of manufacturing, ensuring long-term success.

Our SPC software solutions for data visualization have enabled top manufacturers to dramatically reduce variation, minimize waste, cut recurring downtime, and decrease returns and defects, leading to more efficient operations than ever before. This innovative software, known as Quality Window 6 (QW6), is specifically designed for factory floor settings. It utilizes advanced statistical analysis within a user-friendly interface, helping a wide array of companies in over 70 countries lower both process and product variation while uncovering insights into process failures. Commonly dubbed the "find it and fix it" software, QW6 is particularly adept at pinpointing variations or failures in processes and products, empowering users to understand root causes and apply effective remedies. By harnessing this state-of-the-art tool, businesses can elevate their operational efficiency and strengthen their quality management practices, ultimately leading to greater customer satisfaction and loyalty. The continuous improvement facilitated by QW6 ensures that organizations remain competitive in a rapidly evolving market.

KurtSPC Premium is a sophisticated statistical process control software that collects data from a variety of devices and centralizes it, thereby boosting manufacturing productivity. The importance of statistical process control (SPC) lies in its ability to monitor and enhance processes, ensuring they operate at their highest efficiency. When processes function optimally, they yield the greatest number of high-quality products while reducing waste. KurtSPC Premium is designed for user-friendliness and rapid implementation, providing a simple method for process improvement. The software features customizable data collection fields, specific error codes, and offers both graphical and textual guidance for operators. Furthermore, it supports voice and video functionalities, provides tailored screens and reports, manages machine tool operations, and incorporates automated gauging features. Its versatility allows it to be compatible with almost all types of gauges and metrology instruments, and it includes Kurt’s advanced Event/Actions functionality, rendering it a comprehensive asset for any manufacturing setting. Additionally, its flexibility guarantees that it can adapt to the changing requirements of users who aim to enhance their operational processes effectively. With such extensive capabilities, KurtSPC Premium stands out as an essential tool for manufacturers looking to streamline their operations and improve overall productivity.

Your upcoming quality audit is poised for success, with a focus on minimizing non-conformances and enhancing customer satisfaction. TRENDABLE stands out as the premier quality management solution tailored specifically for small manufacturers. With its ability to produce polished, streamlined graphics, TRENDABLE showcases your dedication to delivering high-quality products that adhere to specifications. Recognizing that engineers may not be statisticians, TRENDABLE removes uncertainty by employing industry-standard best practices to yield clear and precise outcomes. Accessible from any device on the shop floor, TRENDABLE ensures that your operators have the visibility they need to actively engage in maintaining product quality. Manufacturers can take pride in TRENDABLE’s role in elevating their product standards, as it not only acts as a quality control tool but also enables you to surpass your competitors while empowering your entire production team. By fostering a culture of continuous improvement, TRENDABLE helps instill confidence in your manufacturing processes.