19 Best Regression Testing Tools In 2023

Katalon Studio is an all-in-one regression testing platform for simplified web, mobile, API and desktop (Windows, Linux and Mac OS) test automation, and is the alternative to building traditional frameworks with open-source libraries. Katalon Studio offers built-in features such as Object Spy, Debugging UI, Test Artifact Sharing, Retry Failed Tests, Smart Wait, Self-Healing and analytics for test reporting, which provides you complete test coverage from within the toolkit alone.

Katalon Studio provides you with all critical capabilities and stability for functional and end-to-end automated testing, providing your team with a robust testing grid for your application lifecycle. The tool allows you to cycle through every step in weeks instead of months by applying low-code methods for test creation, execution, maintenance, and reporting.

Katalon offers integration with CI/CD tools such as Jenkins, BitBucket, Azure DevOps, VCS platforms such as Git, Github, Azure DevOps Repos, and DevOps tools such as Docker. 

The cost of Katalon Studio starts from $69 per user per month. The tool also offers a free version, as well as a 30-day trial to test out all premium features for first-time users.

testRigor is a regression testing tool that stands out when it comes to the new era of AI-based automation tools. The tool allows you to create tests in plain English, with elements being referenced from a human perspective. testRigor analyzes all possible parameters behind the scenes to use the most useful ones, which results in ultra-reliable tests.

testRigor allows you to dramatically decrease your test maintenance, by allowing you and your team to spend 95% less time on it on average. Instead, the tool allows you to seamlessly build new tests and increase test coverage. testRigor makes the process of converting existing manual test cases into automated tests very straightforward, and users can also define and customize their own wording if they desire.

The cost of testRigor starts at $300 per month and can be tailored to your specific needs. There is a free 14-day trial with no credit card information required upfront.

Leapwork is a no-code regression testing tool that allows your team to create and execute tests across a variety of environments without the need to have coding experience. The tool is cloud-based, and offers testing in both web and desktop application environments within the same workflow. Leapwork is simple to implement within your team, and provides a growing base of written documentation, videos and articles. 

Leapwork provides an array of features such as debugging, parallelization, compliance management, approval process control and recurring tests. The tool allows you to record processes and test cases in context, validate the test steps and input data. Leapwork will then build the processes in a graphical flowchart with logic, making it easy for the non-technical members of your team to review and take action. 

Leapwork integrates with platforms such as Microsoft Azure DevOps, Jenkins and TeamCity. 

Leapwork provides customized pricing upon request. 

Selenium is a test automation framework that encapsulates an array of tools and libraries that enable web browser automation. The tool offers easy interaction and manipulation of HTML elements, allowing you to tweak and customize your tests the way you want to write them. Selenium also provides ease of infrastructure management by providing the test environment to your team.

Selenium interacts with your applications via desktop and mobile browsers, allowing you to execute Javascript code, making it easier to test the dynamic components of your DOM. In addition to Javascript, you can use multiple programming languages such as C#, Python, Ruby and Java with Selenium. This allows for easier implementation within development teams as any developer with expertise in any coding language can use the tool.

Selenium is fully open source and free to use.

Micro Focus Unified Functional Testing is an intelligent testing tool that offers test automation within AI-based capabilities, allowing you to to accelerate your testing across desktop, mainframe, and mobile. The tool offers cross-browser coverage and cloud-based deployment, and provides reporting dashboards. 

Micro Focus Unified Functional Testing automates your Windows applications in particular and uses VB scripting, which allows members of your team who have less development experience to work with the tool. The tool also provides a robust support system ranging from a developers’ forum to a dedicated customer support team. This allows you to ensure your team has everything they need to complete their testing within your application’s development lifecycle.

Micro Focus Unified Functional Testing integrates with platforms such as Jenkins, QC, and Postman. 

Micro Focus Unified Functional Testing offers customized pricing on request.

Watir is an open source automated testing library that is based on Ruby, and supports Ruby scripting which makes it easy to learn and implement within your team. The tool interacts with your web browsers (Chrome, Safari, Edge, Firefox and more) by performing tests on your DOM by clicking links, filling forms and validating the text. Watir also supports multiple domains and provides a test recorder, allowing you to record the steps you have executed manually.

Watir allows you to automate any user interface no matter the technology. The tool implements OLE (Object, Linking and Embedding) protocol over COM (Component Object Model) architecture, allowing you to facilitate communication between your browsers and Ruby, eliminating the need for an external server. Watir also allows you to execute dynamic object creation and manipulation.  

Watir is fully open source and free to use. 

IBM Rational Functional Tester is a web automation tool that is written in pure Java and provides an array of features. The tool is beneficial to teams who use .Net, Java and C# in their development lifecycle. 

IBM Rational Functional Tester allows you to create and prepare test data for manual testers as well as write and run test cases for automated testing. The tool simplifies test visualization and editing using rendered screenshots. IBM Rational Functional Tester also provides intelligent script maintaining capabilities, allowing you to successfully automate functional and regression testing. 

IBM Rational Functional Tester integrates with platforms such as Jenkins, Apache Maven and QuickTest. 

IBM Rational Functional Tester offers customized pricing upon request.

Rainforest QA is a no-code regression testing solution that provides a building block approach for creating tests and processes. The tool allows you to set up a repeatable testing environment, so you and your team are able to streamline your test process within this environment as often as you need. Rainforest QA also allows you to easily shift between parallel and sequential testing so you are able to keep pace with the development environment, and reduce time between sprints. 

Rainforest QA’s intuitive and simple user interface enables you to better organize your test cases by allowing you and your team to tag cases so you can group them, as well as assign and monitor said test cases which are all managed from a single dashboard. The tool allows you to execute cross browser testing (Internet Explorer, Chrome, Edge), as well as access various systems (such as Windows and Linux), providing you extensive test coverage of your application. Rainforest QA also has the results arriving as tests within a suite are still being executed. 

Rainforest QA provides integration with notification platforms such as Slack and Microsoft Teams, as well as continuous integration platforms such as Github and CircleCI.

Rainforest QA is free to use for the Professional tier, and offers customized pricing for their Enterprise tier. The tool also offers a 14-day free trial. 

Testim Automate is an automated testing platform for fast authoring of AI-powered stable tests and tools to help you scale quality. The tool uses AI to identify and lock-in visual elements, allowing you to increase test stability of UI functional tests. Your tests can be extended with custom JavaScript that can run in or out of the browser.

Testim tests are recorded and then edited in its visual editor, allowing you to better organize your test cases. The tool offers AI-based locators that automatically lock-in elements, and test steps are discrete objects that can be configured, shared, grouped and parameterized, providing you and your team with the means to streamline your processes within your application lifecycle. Testim also helps keep tests clean by identifying duplicate test steps to be replaced by shared objects.

The cost of Testim begins at $1000 per month. The tool also offers a free version with up to 1000 test runs per month.

Testlio is an automated regression testing tool that primarily provides managed application testing. The tool provides a robust suite of flexible and on-demand testing solutions such as end-to-end testing, functional testing and localization testing. Testlio also offers a support team and expert QA resources, allowing easy implementation within your team. 

Testlio offers an abundance of features, including detail oriented test plans, which allow you to review the device information, tester information and test criteria. The tool also provides exploratory testing and livestream testing, allowing you and your team to test your applications in real-time, as well as review the bugs identified on the tool’s dashboard. Finally, Testlio allows you access to all devices within your system without the need to build labs. 

Testlio provides integrations with project management tools such as Aana and Jira, as well as IDE’s such as Visual studio. 

Testlio offers flexible customized pricing upon request.