23 Best Web Accessibility Testing Tools in 2024

Testim is an automated UI and functional testing solution for agile software teams. Testers can record user flows and add custom JavaScript to any step to perform front-end or server-side actions. Testim’s Professional subscription offers two tests that assess compliance with web accessibility standards. One validates the accessibility of entire web pages while the other tests specific page elements. 

A particular Testim subscription is available for Salesforce users. Testim can natively handle the platform’s unique challenges, such as custom objects and Shadow DOM. Testim utilizes AI-powered Smart Locators that can identify and lock in default and custom object elements. Smart Locators eliminate the need to remap locators each time objects change. 

Testim offers integrations with Azure DevOps, Jenkins, Circle CI, and GitLab. 

QA Wolf is an end-to-end test automation service managed by an expert team of QA engineers who handle the creation, execution, and maintenance of all your critical tests. Their service simplifies the quality assurance and accessibility testing process, alleviating the need for in-house QA efforts.

A standout feature of QA Wolf in the realm of accessibility testing is its ability to generate detailed accessibility reports and report human-verified bugs in the platform's issue tracker. This immediate feedback allows developers to make necessary adjustments swiftly, ensuring that accessibility concerns are addressed promptly during the development cycle. Additionally, QA Wolf’s automated checks against established accessibility guidelines, such as WCAG, provide comprehensive coverage and assurance that your application adheres to the highest standards of accessibility.

Integrations include GitHub, CircleCI, GitLab, Travis CI, Vercel, and Slack. 

accessiBe is an AI-powered web accessibility solution offering two products: accessWidget and accessFlow. accessWidget automates ADA compliance by allowing businesses to install an accessibility interface on their website for visitors with disabilities. The interface allows visitors to adjust the design of your website and helps remediate 30 percent of the most common accessibility barriers visitors experience.

accessFlow is accessiBe’s solution for developers and engineering teams. It’s an all-in-one platform for accessibility testing and monitoring, and source code remediation for web properties. The tool provides instructions, best practices, and source code snippets to ensure you only ship accessible software products. 

accessFlow integrates with leading DevOps tools, including Jira, Asana, ClickUp, and Amazon Web Services. 

Siteimprove is an accessibility and QA platform that monitors websites. Siteimprove also offers a team of accessibility testers that provide manual and automated testing services. Your extended team can assess the status of your website and provide recommendations for improvement.

One area that Siteimprove covers is Office of Civil Rights (OCR) compliance. If your business has received an OCR complaint, Siteimprove’s accessibility testers can work with your team to conduct a series of automated and manual tests. Afterward, you receive a detailed audit report and templates to help you outline corrective actions and plan for new content. 

Siteimprove supports several CMS tools, such as WordPress, Drupal, and TYPO3. Teams can also integrate Siteimprove with business applications like Power BI, Tableau, and Salesforce.

Kobiton is a mobile device testing platform for small QA teams. It offers automated functional, visual, and performance testing that lean teams can execute on over 350 cloud devices. Kobiton also provides mobile accessibility testing for native Android and iOS applications with test assertions for color contrast and touch targets. 

Kobiton powers automated testing with its NOVA AI engine, which is built on big data, machine learning models, and neural network technology. Users can access scriptless test automation with NOVA AI, allowing small teams to scale mobile testing. Users can convert manual test sessions into open standard Appium scripts and easily add parameters and datasets that the AI engine can execute independently. 

Software teams can integrate Kobiton with their existing DevOps and CI/CD platforms, including Microsoft Visual Studio, Travis CI, Azure DevOps, and Jenkins. 

Equally AI is an automated web accessibility compliance tool that aims to help you ensure that your websites and applications are compliant with all web accessibility requirements by law. The tool allows you to provide a robust and pleasant experience for your users with disabilities. Equally AI is also fully supported by a dedicated team, providing you with support as you use the tool. Equally AI allows you to validate the algorithm fixes of your results, as well as the ability to identify your violations in good time. The tool also provides you a clear user interface, which neatly displays options for you to test in certain accessibility scenarios such as the mobility solution. Equally AI mobility solution allows you to test the accessibility of your site by allowing you, and users of the website, to do everything they need to through means of their keyboard.The cost of Equally AI starts at $279/per year for the Small package. The tool also offers a 14-day free trial.

UserWay is an AI-powered accessibility compliance tool that focuses on ensuring your applications provide a positive digital experience for users requiring accessibility aids. The tool is easy to embed as a plugin into your site, and offers an attractive and easy user interface. UserWay also offers a robust support team who are available to help you implement and use the tool within your team.

UserWay allows you to scan your websites and applications to check for violations of not meeting the accessibility requirements set out by law. The tool provides you the ability to tap into the needs of users requiring accessibility, such as being able to edit what users who need a screen reader would hear. UserWay also allows you to customize your UI by providing the ability to position the widget and change colour and/or sizing.

The cost of UserWay starts at $490/per month for a small site. The tool also offers a free trial.

TPGi’s Accessibility Resource Center (ARC) provides the web accessibility tools, analytics, knowledge, and support you need to achieve ADA, Section 508, and WCAG compliance. Software and accessibility stakeholders can monitor defects and remediation progress over time with ARC’s comprehensive dashboards. ARC empowers developers with the information they need to fix accessibility issues by pairing errors with code-level remediation techniques, a contextual KnowledgeBase, and e-learning modules. 

Businesses can close accessibility compliance gaps with ARC Test Initiatives. This feature allows accessibility stakeholders to set policies and goals around common failures. Thresholds for success can include an improvement over the current status of a failure or a zero-tolerance policy. 

The ARC API can integrate with any CI/CD or DevOps tool that supports open or RESTful APIs, including Jenkins, Docker, Circle CI, and Jira. 

Lighthouse is an open-source tool that automates website accessibility testing in Google Chrome. The software is readily available in Chrome Developer Tools, requiring no setup or extensions. It can also run as a Node module, enabling users to incorporate Lighthouse into their continuous integration systems. 

Lighthouse performs several audits covering many WCAG requirements, including missing alt text, inconsistent header structures, and low color contrasting ratios. After each audit, Lighthouse scores your web page’s accessibility and provides suggestions for how to make improvements. 

Lighthouse is configurable, allowing developers to run it programmatically with JavaScript to create custom web accessibility tests for more complex sites. With this level of flexibility, you can choose specific features you want to test and set configuration options according to the unique needs of your site. 

Users can integrate Lighthouse with various analytics tools, including Datadog, ObservePoint, and AgencyAnalytics.

Government agencies, enterprises, and small businesses utilize EqualWeb to conduct manual and automated accessibility testing on their websites. The platform is customizable and adapts to your website’s code, content, and style. 

Businesses can automate web accessibility remediation by installing EqualWeb’s AI Toolbar on their website. The toolbar provides options for website visitors with disabilities to configure the optimal browsing experience for their needs. Visitors can make adjustments to navigation, color, and content that cater to a range of impairment issues, including blindness, epilepsy, and dyslexia. The toolbar enables businesses to meet the majority of WCAG requirements.

EqualWeb integrates with many platforms and content management systems (CMS), including Google Sites, WordPress, WooCommerce, Shopify, and Wix.