Best Free Regression Testing Tools of 2025

Sahi Pro is a suite automation tools for web, Web-services, Windows desktop and Java applications. Sahi Pro features include automatic waits, recorders and accessor spy, inbuilt frame and editor, parallel playback, automatic reporting, automatic logging, and reporting. Also, Sahi Pro can save 70% of the time and effort that is normally spent on test automation. Sahi Pro has been trusted by more than 400 companies around the world and is quickly becoming the preferred tool for test automation in the agile world.

Testim is the fastest way to create resilient end-to-end test cases, whether they are codeless or coded. Testim allows you to create codeless, stable tests that leverage our AI. You also have the option to export your tests as code. Testim's JavaScript API is available to you and your IDE. This allows you to debug, modify, or refactor your tests. To keep them in sync, store them in your version control system. Run tests on every commit. Testim is used by millions of customers every month, including NetApp, Wix and JFrog. Find out more on our website.

CloudQA is a powerful automation platform that uses no-code/low codes to speed up regression testing and continuous monitoring of web applications. You can type, click, and interact as normal with your site. Our recorder records all of your actions while you navigate your site. You don't have to worry about complex elements like dynamic elements or nested iFrames. Intelligent and intuitive script maintenance - Visual editor allows you to manage tests/monitoring scripts. It creates dynamic test models that are updated to reflect any changes in your application. Simple JavaScript and select variable data sets can automate complex steps. Automation accelerators don't require any infrastructure or setup and are completely free from lock-in. High volume, parallel, scalable and collaborative cloud testing. Support for legacy and the latest web technologies is available out of the box. Live execution of your tests is available. Share summary and detailed reports with screenshots. Integrate with your tech stack to set up custom notifications.

Cerberus Testing automates continuous testing at scale with low-code software. The solution will eliminate the need to implement an internal testing framework for years. The product allows you to iterate quickly through your testing lifecycle: from test repository, execution, and reporting. The solution allows teams to collaborate from the use-cases creation to the execution of test cases on a variety of browsers and devices. To execute your test at scale, you can use your own or external robots infrastructure. This allows you to concentrate on your business value. It supports many integrations to speed up implementation, such as Bitbucket and Slack. It is open-source and maintained by many digital and retail players, including La Redoute and Decathlon, Adeo and Norauto.

Notable Features User-friendly Interface: An intuitive design that makes the platform accessible to users of all skill levels. Performance Monitoring: Keep track of system performance with built-in monitoring tools. Security and Compliance: Ensure data protection and meet industry compliance standards. CI/CD Integration: Seamlessly integrate with continuous integration and deployment pipelines.

TestingWhiz is an intuitive and easy-to-use end-to-end solution for software, web and mobile apps that makes test automation simple. TestingWhiz is built on the robust FAST®, Automation Engine. This codeless architecture allows testers, engineers, and small teams of automation staff to create test cases quickly. TestingWhiz offers automated testing solutions for web UI, mobile and database as well as web services, web services, big data, regression and data-driven test automation.

Diffblue Cover analyzes Java programs and creates unit regression tests that accurately reflect the current behavior. The CLI tool is 100% self-configuring and can be used in your Gradle or Maven environment. The CLI tool automates the test-writing process and provides a speed boost to organizations working towards achieving DevOps goals such as CI/CD. The CLI tool fits in a CI pipeline and protects the entire codebase from regressions by shifting testing to the left. Diffblue Cover's unit tests for regression are fast and verify any code changes immediately. This allows users to detect unwanted changes in code behavior as soon as possible. Teams can save even more time by having tests automatically maintained.

Test Mace is a robust and contemporary cross-platform solution designed for API interaction and the creation of automated API tests. It allows users to formulate requests and scenarios while utilizing features such as variables, authentication, an autocomplete function, and syntax highlighting. The tool provides a user-friendly interface that simplifies the development of intricate scenarios. With a single click, users can execute comprehensive regression tests. Additionally, results from requests can be stored in variables for access from various nodes. Users can also retain authorization tokens, response headers, or specific segments of response bodies, enhancing their testing capabilities. Scenarios can be executed across different environmental contexts, which aids in the management of development, staging, and production environments. The built-in authentication methods cater to the most widely-used authentication types, streamlining the process for users. Furthermore, the quick share feature enables effortless sharing of requests with team members; users simply need to click a button to copy the URL of a specific node, allowing them to easily distribute it to their colleagues. This seamless collaboration is essential for effective teamwork and enhances productivity during API testing.

Enhance your SpiraTest setup by incorporating support for automated regression testing. With our RemoteLaunch application, you can seamlessly connect to various automated testing tools, enabling SpiraTest to manage both manual and automated testing activities from a single platform. Automated test scripts serve as an essential tool for conducting regression testing on applications, ensuring that the introduction of new features or bug fixes does not disrupt existing functionality. While manual testing is generally more effective for evaluating new features and capabilities, automated tests provide a necessary supplement. To achieve comprehensive test coverage, it's crucial to execute the same automated tests across a wide range of platforms, browsers, devices, and environments. By utilizing RemoteLaunch® alongside SpiraTest® or SpiraTeam®, you gain the ability to oversee the automated testing process efficiently and maintain a comprehensive overview of both manual and automated testing efforts. This integrated approach not only enhances the quality of your software but also streamlines the overall testing process, making it more manageable and effective.

Serenity BDD enables the rapid creation of cleaner and more sustainable automated acceptance and regression tests, enhancing efficiency. In addition to executing tests, it generates comprehensive illustrated reports that detail the functionality and operations of your application. This tool provides insights not only into the tests performed but also highlights the specific requirements that have been validated. One significant benefit of adopting Serenity BDD is the elimination of the need to dedicate resources to develop and uphold a custom automation framework. The primary goal of Serenity is to facilitate the straightforward writing of well-organized and maintainable automated acceptance criteria, utilizing either your preferred BDD framework or standard testing libraries. You have the flexibility to employ Behaviour-Driven-Development tools such as Cucumber or JBehave, or to simply work with JUnit. Furthermore, you can seamlessly connect with requirement repositories stored externally, like JIRA or any other test management system, or opt for a straightforward directory-based method to manage your requirements effectively. This versatility makes Serenity BDD an attractive option for teams looking to streamline their testing processes.

The leading solution for web automation, data extraction, and testing has been enhanced with Chromium browser technology, enabling compatibility with all contemporary websites. This includes support for platforms utilizing dialog boxes, Javascript, Flash, Flex, Java, and AJAX. You can execute in-browser tests seamlessly across both Chrome and Firefox. Data can be saved in standard file formats or directly sent to a database via the API. iMacros web automation software is designed to work with any website, simplifying the process of recording and replaying repetitive tasks. Users can automate actions across Chrome and Firefox without having to learn a new scripting language, making it straightforward to automate even the most intricate processes. This tool facilitates functional, performance, and regression testing on modern websites while precisely capturing web page response times. Furthermore, you can schedule macros to run at regular intervals against your live website, ensuring it remains operational and performs as expected. With such capabilities, iMacros empowers users to enhance productivity and maintain website functionality effortlessly.

The JCov open-source initiative is designed to collect quality metrics related to the development of test suites. By making JCov accessible, the project aims to enhance the verification of regression test executions within OpenJDK development. The primary goal of JCov is to ensure transparency regarding test coverage metrics. Promoting a standard coverage tool like JCov benefits OpenJDK developers by providing a code coverage solution that evolves in harmony with advancements in the Java language and VM. JCov is entirely implemented in Java and serves as a tool to assess and analyze dynamic code coverage for Java applications. It offers features that measure method, linear block, and branch coverage, while also identifying execution paths that remain uncovered. Additionally, JCov can annotate the program's source code with coverage data. From a testing standpoint, JCov is particularly valuable for identifying execution paths and understanding how different pieces of code are exercised during testing. This detailed insight helps developers enhance their testing strategies and improve overall code quality.

Reflect simplifies the creation of regression tests and ensures they remain easy to manage. Teams experiencing rapid growth leverage Reflect to identify bugs without hindering their development speed. The process of writing end-to-end tests should be straightforward and not burdensome. Rather than relying on a code editor to construct tests, Reflect allows users to interact directly with the browser as the testing medium. Initiating a test involves simply entering a URL and navigating through your web application. Reflect captures your actions and converts them into a test that can be executed repeatedly whenever necessary, all without requiring any installation. In contrast to other automation tools, which often fail to identify visual regressions—issues in the user interface that do not affect the functionality of the site—Reflect operates at a higher level that mirrors user interactions, enabling comprehensive testing of the visual elements. This innovative approach not only enhances efficiency but also significantly improves the overall testing experience.

Watir is an open-source Ruby library designed for automating web tests, allowing interaction with browsers in a human-like manner by performing actions such as clicking links, filling out forms, and verifying text content. It operates on Ruby version 2.6 or higher and requires the recently released Selenium 4.0. Since the launch of Watir 6.0 nearly five years ago, which significantly redefined its automation strategy in relation to Selenium, Watir has evolved considerably. The 6.0 version aimed to merge Watir's foundational principles with Selenium's robust capabilities. In contrast, Watir 7 represents a more refined and efficient execution of this original vision. Developers creating gems compatible with Watir can utilize WatirSpec to ensure their code does not disrupt the functionality of existing Watir components. The testing process for Watir code occurs on Linux systems, incorporating the latest browser versions and all active Ruby releases. Additionally, the code undergoes scrutiny through Coveralls to promote pull requests and ensure comprehensive test coverage across all code paths, thereby enhancing overall reliability. This commitment to testing and stability reflects the community's dedication to maintaining Watir as a valuable tool for developers.

Enhance your software development journey with our powerful API solution, guaranteeing stability, high performance, and dependability in every release. Experience seamless integration with CI/CD to create a unified development pipeline. API Swan is committed to building a software testing platform that exemplifies both cost-effectiveness and reliability, specifically tailored for engineering teams in the dynamic landscape of early-growth startups. Accelerate your product delivery by tenfold while effortlessly identifying and resolving more bugs. Our 24/7 application monitoring ensures consistent and uninterrupted performance. The platform automatically generates regression tests based on network traffic, providing a cutting-edge approach to automated test case design that fits smoothly into your existing workflow. Additionally, the effortless automatic documentation of APIs and schemas not only enhances clarity but also conserves valuable time for your team. With API Swan, your development process becomes more efficient and streamlined than ever before.

Usetrace is an automation platform designed for software testing that offers performance monitoring, load testing, and regression testing specifically tailored for small to medium-sized enterprises. Featuring a code-free editor, it assists web development teams in crafting durable test cases that work across various browsers. Furthermore, Usetrace empowers production teams to effortlessly oversee essential business operations, guaranteeing that web applications or websites operate effectively through its on-demand testing capabilities. Among its range of functionalities, Usetrace also includes test reporting, project management tools, collaboration features, responsive testing options, a traces editor, as well as synchronization and waiting features, providing a comprehensive solution for software quality assurance and team productivity.

All-in-one solution for test automation You can get started quickly and scale up to any level for any team. Katalon Studio Robust testing on all platforms Productive IDE allows you to easily create automated tests for all platforms and OSs, regardless how complex your application is. A powerful recording utility that stores all UI elements in a single place to maximize reusability. For beginners, codeless experience Experts can extend their testing capabilities. Set up projects Templates for projects with built-in features Start immediately with pre-made templates, test cases libraries, keywords, object repositories, and other useful tools. All types of end-to-end testing at one place Uniquely perform web and mobile testing - all within a single project

Generate automated API tests directly from actual user sessions with Loadmill, which assists organizations in streamlining their development pipeline, enhancing speed, and automating manual testing through the replication of genuine user activity. By replaying thousands of user flow tests, you can effectively eliminate regression issues, shortening the duration of your regression cycles while allowing your team to concentrate on essential tasks. Minimize expenses related to inefficient testing practices and maintenance, as Loadmill automatically creates regression tests derived from real user interactions. This lets your team move swiftly and remain focused on priorities that matter most. By automating the entire quality assurance process through the recreation of authentic user behavior, Loadmill can be seamlessly integrated into your continuous delivery pipeline, enabling faster shipping of updates. Leveraging real traffic from websites globally, Loadmill tests your server's performance quickly, allowing you to launch tests within seconds and identify bottlenecks before they affect production. With a truly distributed system, you can utilize an unlimited number of unique IP addresses and locations for each test, while also having the capability to record and replay specific user scenarios at scale, ensuring comprehensive coverage and reliability in your testing efforts.

Effortlessly generate dependable tests simply by documenting your user experience with the web application, requiring no programming expertise. Ensure that essential processes within the application operate correctly by executing and validating tests on a set schedule. Stop spending time repeatedly testing the same functionalities after updates to the app. Utilize BugBug for automating manual regression tests, eliminating the hassle of managing IT infrastructure. By leveraging BugBug's cloud services, you can significantly reduce DevOps expenses regardless of the team's experience level. Collaborating on test creation with BugBug is not only straightforward and enjoyable but also highly effective. Foster trust and enhance user satisfaction by dramatically lowering the likelihood of bugs in every release. You can effortlessly create tests by capturing actions in the browser, modify them, and execute them with confidence in their reliability! Our innovative record and playback tool is designed to genuinely enhance your workflow, rather than merely promoting itself as such. This approach will transform how you handle testing in your projects.

Introducing a comprehensive native release management and version control solution tailored for Salesforce that operates effortlessly. This system unites personnel, workflows, and technology to enhance, visualize, and manage the flow of business value throughout your entire Salesforce ecosystem. It serves as an all-encompassing platform for managing requirements, controlling versions, executing deployments, and performing regression tests. Crafted with a "clicks not code" philosophy, it empowers Salesforce developers to meet their needs by facilitating changes to components that traditional Git-based solutions restrict, ensuring organizational synchronization, and accelerating deployment processes like never before. Designed to thrive in advanced DevOps settings, it seamlessly integrates with essential tools such as Git, Jira, Azure DevOps, Selenium, and more, which our clients rely on. Complete your deployments in mere minutes rather than the usual hours or days. Our click-not-code capabilities streamline all DevOps operations, empowering developers with the robust tools they desire and allowing them to work in their preferred manner while fostering a more efficient workflow. Ultimately, this solution elevates the development process, driving productivity and enhancing collaboration across teams.