Best Web Accessibility Testing Tools in Japan of 2025

Compare the Top Web Accessibility Testing Tools in Japan as of December 2025

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What are Web Accessibility Testing Tools in Japan?

Web accessibility testing tools are designed to evaluate websites and applications for compliance with accessibility standards such as WCAG, Section 508, and ADA. They scan and analyze elements like color contrast, keyboard navigation, semantic structure, and screen reader compatibility to ensure digital content is usable by people with disabilities. Many tools provide automated reports, recommendations, and simulations of accessibility barriers to guide developers in fixing issues. They are used by web designers, developers, and compliance teams to create inclusive digital experiences and reduce legal or reputational risks. By integrating into workflows, these tools help organizations continuously monitor, test, and improve accessibility across web properties. Compare and read user reviews of the best Web Accessibility Testing tools in Japan currently available using the table below. This list is updated regularly.

1

CSS HTML Validator

AI Internet Solutions LLC

CSS HTML Validator for Windows, Mac, and Linux is a fast, powerful, highly user configurable, and easy to use web development tool that checks HTML, CSS, SEO, spelling, accessibility (including WCAG 2.0/2.1/2.2), PHP, XHTML, JavaScript, htmx, and links. CSS HTML Validator includes batch processing (in the Pro edition), integrated HTML/CSS editing, and much more. It works offline so it's super-fast and your privacy is protected because your documents are not uploaded to a server for checking. CSS HTML Validator Pro has superior customization features so you can configure the validation to your liking. You can even add your own validator messages, recognize your own HTML elements and attributes, and much more. Try CSS HTML Validator Pro for Windows free for 200 validations or 30 days, whichever comes first. A FREE limited version of htmlval for Mac and Linux is also available.

4 Ratings

Starting Price: $60 (one time)

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2

Global App Testing

Global App Testing

Global App Testing (GAT) enables tech teams to conduct testing across 189+ countries with a network of over 60,000 professional testers, using real devices and environments. By leveraging the GAT platform, you can streamline your testing process, boost release quality, and accelerate time-to-market while optimizing budget efficiency. The platform is fully integrated to seamlessly work with your existing DevOps or CI/CD tools. Whether you need ongoing QA support or additional resources to manage peak release cycles, GAT’s integration-driven approach allows you to manage your entire testing workflow—from test initiation to results analysis—without leaving your familiar tools like GitHub, Jira, and TestRail. With our integrated platform, both unscripted exploratory testing and scripted functional test execution can be embedded into your CI/CD and SDLC processes, ensuring perfect alignment with your automation testing tools.

4 Ratings

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3

BrowserStack

BrowserStack

BrowserStack is the world’s largest cloud platform for software testing, with 19 global data centers & 20,000+ real Android and iOS devices that power nearly 1 Billion tests a year. BrowserStack's end-to-end unified testing platform is focused on supporting all genres of testing & operations, from functional testing to visual testing, accessibility testing, performance testing, test observability, API testing, and more. Over 50,000 customers, including Amazon, Paypal, Well Fargo Bank, Nvidia, MongoDB, Pfizer, GE, Discovery, React JS, Apache, JQuery and several others rely on BrowserStack to test their web & mobile apps.

2 Ratings

Starting Price: $29/month/user

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4

Elite Site Optimizer

eGrove Systems

Elite Site Optimizer - a comprehensive website audit and optimization tool making digital marketing easy. Elite Site Optimizer offers a complete suite of SEO, Audit, Optimization and Content quality check features. A platform to identify and fix issues with your website's content, performance, accessibility, and Total Experience! Leverage the power of 60+ tools and make a smarter step to digital transformation. What Elite Site Optimizer can do for you: > Audit your website’s content and code > Find out if your site is accessible > Make your site more discoverable on search engines > Help you build your own SEO marketing strategy > Provide reports about every last detail of your site.

Starting Price: $49.00/month

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5

Accessible Web RAMP

Accessible Web

Accessible Web RAMP is a comprehensive platform for managing digital accessibility compliance across websites and web applications. Designed for development teams, content creators, and compliance officers, RAMP brings together automated scanning, manual auditing, task tracking, and legal documentation into a single, easy-to-use system. With RAMP, you can: Automatically scan your site for WCAG failures using Axe Core Collaborate on manual WCAG audits and remediation workflows Track accessibility progress over time with dashboards and reports Generate up-to-date Accessibility Conformance Reports (ACRs/VPATs) Stay compliant with regulations like ADA, Section 508, AODA, and EAA Assign and document accommodation requests and user feedback Whether you're just starting your accessibility journey or scaling a mature program, RAMP helps you stay organized, demonstrate progress, and build a more inclusive web experience.

Starting Price: $49

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6

TPGi ARC Platform

TPGi

What is Accessibility Resource Center (ARC)? TPGi’s Accessibility Resource Center (ARC) provides organizations with a platform and suite of accessibility tools to support them at each stage of their accessibility journey. ARC helps teams to adopt a continuous accessibility strategy and embed accessibility testing into their SDLC. ARC includes a scanning and monitoring tool, a library of KnowledgeBase articles, user flow mapping, and testing, and individualized training courses that are integrated and provide code-level techniques in the context of solving a specific problem. Accessibility Resource Center (ARC) Features: ARC Monitoring; ARC KnowledgeBase; ARC User Flows; ARC API; ARC Tutor; ARC HelpDesk; ARC Workspaces; ARC Test Initiatives

Starting Price: $29 per user/month

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7

accessiBe

accessiBe

accessiBe is the #1 fully automated, AI-powered, web accessibility solution for ADA and WCAG compliance. Web accessibility and ADA are legally mandatory for all websites. Using accessiBe is a no-brainer: just one line of code and your business is protected and accessible to everyone who needs it. On top of making your website accessible, we also provide a support litigation package, a monthly scan report, an accessibility statement, and 24/7 accessibility maintenance. accessiBe is transforming web accessibility by replacing a costly, manual process with an automated, state-of-the-art AI technology. accessiBe uses contextual understanding and image recognition to scan and analyze the functionality of every element on your website and adjusts it for screen reader accessibility. Ongoing compliance with web accessibility legislation, accessibility statement and certification of performance, and professional compliance audit every month to your inbox.

Starting Price: $49 per month

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8

EqualWeb

Equalweb

EqualWeb scans your website domain to uncover any possible issues that may hinder accessibility or result in a violation risk for your organization. It`s fully customizable and easily adapts to your website - insert your domain and let`s get started. Data - more than 100,543,679 web pages from more than 50 CMSs made accessible on our platform. Our platform`s database contains more than 1,000,000 accessibility remediation rules. Our machine learning algorithms analyzes the data to identify patterns and trends in accessibility issues and learn to predict the remediation labels of new data. We analyze your site from the ground up and introduce the accessibility rules that fit your code, content, and style. This automated process is designed to fix common issues and bring your website up to 95% compliance! In order to reach full compliance, our accessibility experts and QA team (comprised of people with disabilities) review your website and perform a manual audit with the reader software.

Starting Price: $39 per month

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9

Pope Tech

Pope Tech

Every year, thousands of designers, developers and content owners test millions of individual web pages with the free WAVE web accessibility evaluation tool, launched by WebAIM in 2001. Now, Pope Tech lets you deploy the power of WAVE across an entire organization big or small. Pope Tech will quickly scan your site—revealing accessibility errors, alerts, features, and more. Results in Pope Tech are categorized just as they are in WAVE, making them easy to understand. Along with your accessibility data, you'll get explanations in plain English—what each issue means, an assessment of its impact on users, and suggestions for remediation. Pope Tech delivers information the way you want it. Take a quick high-level view on your global dashboard, or drill down to focus on details of specific pages. Multiple websites? Easy! Pope Tech lets you organize your sites into any groups you choose. You can even assign users to groups and create group-specific dashboards.

Starting Price: $150 per month

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10

Tenon

Tenon.io

Every user should have equal access to your website. Tenon's tools, testing and training fix accessibility for your entire organization. Need an automated accessibility testing tool? Our API integrates into your development pipeline. Need an accessible website asap? Tenon's testers, developers and auditors fix accessibility fast. Need to fix accessibility forever? Tenon can help you to become an accessible organization. Tenon doesn't just make the best automated accessibility testing tools on the market; we can solve any accessibility problem. Tenon has produced hundred of VPATs and accessibility audits. Our rapid remediation service fixes accessibility issues on your website while testing is ongoing. Our developers can train your dev team to write accessible code and help you to define the KPIs and processes you need to become a truly accessible organization. Tenon can ensure your latest pull request is approved or crawl your project weekly and send you a report by e-mail.

Starting Price: $82 per month

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11

JAWS Inspect

TPGi

JAWS Inspect scans your website and produces a text version of what of JAWS® screen reader would say out loud, letting QA testers to work faster and more efficiently as they check that your website for JAWS® screen reader compatibility. Schedule a demo of JAWS Inspect today and let JAWS Inspect help you on your digital accessibility journey.

Starting Price: $2000 for a single license

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12

Auditzy

Auditzy

Auditzy brings you reports in a few clicks, while most page speed tools require detailed setup and supervision. With Auditzy, businesses understand their web page performance, accessibility, and Technical SEO insights across multiple technical parameters to enhance visitor interactivity experience for websites. These checks highlight opportunities to improve the performance of your web app. Auditzy offers a free web page speed test through a simple and user-friendly graphical interface to provide a quality performance report. With Auditzy, gain insights and suggestions about your performance metrics and how to improve them in business terms. Auditzy insights are not just limited to your website. You can also deep dive into competitive analysis and compete in a smarter way with your competitors. Auditzy™ provides comparative analysis across multiple portfolios to understand and overcome your shortcomings.

Starting Price: $5 per month

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13

Accessibility Cloud

Accessibility Cloud

Test & monitor your websites and documents against WCAG 2.1 and EN 301 549. Accessibility Cloud offers automatic and manual accessibility tests, monitoring and compliance management within the same powerful platform. Automatic testing: Discover errors, occurrences, impact to users with disabilities, whether they are violations, see potential issues, solution suggestions, get in-context learning opportunities, scan documents, highlight problems on top of your site, and so much more. Manual testing: Do manual accessibility tests with industry’s most comprehensive WCAG-EM testing suite which supports automatically assisted tests, multiple guidelines, markdown, in-context learning material, powerful import and export options and so much more. Monitoring: Invite your colleagues, define who gets an email notification for what and let Accessibility Cloud do the rest. It will monitor your site continuously and inform you the moment new accessibility problems are discovered.

Starting Price: €49 per month

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14

Accesstive

Accesstive

Accesstive is a human-first accessibility platform that combines expert-driven compliance solutions with AI-powered automation to make the web usable for everyone. Its all-in-one system includes customizable widgets, live audits, continuous monitoring, and AI agents to remediate accessibility issues in real time. With features like font adjustments, color contrast tools, text-to-speech, and reading guides, Accesstive ensures inclusive browsing experiences for all users. The platform supports businesses in meeting global accessibility standards, including ADA, Section 508, WCAG, and the EU Accessibility Act. Regular AI-driven audits help teams stay ahead of compliance issues while reducing legal risks. Trusted by businesses worldwide, Accesstive empowers organizations to create accessible websites and champion inclusivity.

Starting Price: $39/month

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15

Little Forest

Little Forest

Get accessible with Little Forest accessibility. Ensure your sites are working towards WCAG web accessibility best practices with easy to utilize automated reporting. Simple uniform usability and inclusive access for everyone. Get clean code across your web estate which gives the highest quality user experience and brand protection. Web accessibility isn’t just for people with disabilities, it is an initiative to improve the quality of the internet for every single user. With over 10 years of experience in accessibility compliance our Accessibility Consultants are here for you. From websites and web-based applications to documents, they have worked with almost every sector and built up an incredible knowledge base, ready to tackle any challenge your organization may have. Accessibility and Digital Quality in a single platform which has been developed specifically to meet the needs of Universities with lots of sites, pages and content contributors.

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16

UsableNet AQA

Usablenet

Our team of experts and AQA platform can help you test, fix, and monitor the accessibility of your websites and apps. We make your website ADA/WCAG compliant, monitor, and maintain accessibility. Today, accessibility has become important to almost all companies. We provide accessibility solutions to Fortune 1000 companies, small and medium enterprises, government, and education organizations across industries including retail, travel, hospitality, food services, automotive, financial services, and healthcare. Our focus at UsableNet is to make the digital world more accessible and usable. We aim to make websites, apps, and other digital platforms more accessible, inclusive, and user-friendly for everyone. Through technology, deep expertise, constant innovation, and collaboration with the disability community, we help businesses improve their digital content for customers with disabilities.

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17

Level Access Accessibility Platform

Level Access

Level Access empowers organizations with the advanced software, expert managed services, and training solutions needed to create accessible and legally compliant digital experiences, including websites, mobile apps, digital products, gaming software, documents, and more. Powerful technology and tools provide access to advanced testing, monitoring, and reporting, equipping teams with the integrated software needed to confidently manage a comprehensive digital accessibility program at scale. Managed services include access to expert manual testing and evaluation, remediation guidance, training and enablement, in-house legal support, and accessibility program management for long-term organizational success. The Level Access Platform provides a complete overview of the progress on each asset. With dashboards, integrations, and issue tracking, your teams will have the resources, reporting, testing and tooling to confidently manage your digital accessibility program.

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18

DYNO Mapper

DYNO Mapper

DYNO Mapper ® is the best solution for realizing and displaying the true architecture of a website with interactive visual sitemaps. Create interactive visual sitemaps with one click of the mouse. Inventory your website for all pages, images, documents, videos, audio, and files. Use the Content Audit to optimize your assets and plan content tasks using the content calendar. Display Google Analytics metrics in each sitemap with the ability to sort and filter pages in your visual sitemap. Filtered sitemaps can be exported to PDF or CSV. Automatically import keywords from a domain and receive daily keyword tracking reports about rankings on Google, Yahoo, and Bing with the ability to track by location or device. Our web accessibility tool can scan an entire website for WCAG / Section 508 compliance. Identify know errors in web design and content for ADA Website Compliance.

Starting Price: $40 per month

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19

ADA Site Compliance

ADA Site Compliance

Our experts will help your websites, mobile apps, PDFs, and videos meet the ADA compliance standards required under Title II and Title III of the ADA and Section 508 of the Rehabilitation Act. The Department of Justice has recognized WCAG to be the standards for website accessibility. All of our testing and remediation follow WCAG 2.1 AA criteria. Together we will navigate the path towards ADA website accessibility and compliance of your digital environments. 1 out of 5 persons has a disability that may require assistive technology, like screen readers. Website accessibility lawsuits have increased over 300% since 2013. Settlements and legal fees can cost defendants six figures. Expand your audience and attract new users. Boost your customers’ experience with an accessible website. A single line of code, artificial intelligence (AI), overlays, and widgets can only achieve approximately 5-50% ADA compliance with WCAG 2.1 compliance standards.

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20

Test Evolve

Test Evolve

Test Evolve is a powerful reporting solution designed to give product owners and senior management access to detailed information on the real-time performance of their products. Test Evolve allows users to customize up to 8 different dashboards, providing an at-a-glance summary of the operation's performance. Users can easily switch between different levels of detail as needed, and quickly drilling down into important insights regarding test failure. At the runtime view, all failing tests are highlighted and provide direct links to investigate further with full stack traces and additional failure details. Streamline the bug diagnosis process with Test Evolve and make sure that time-critical issues don't slip through the cracks.

Starting Price: $79 per month

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21

Deque

Deque Systems

Deque Systems is a leading provider of digital accessibility solutions, offering a comprehensive suite of tools, services, and training to help organizations achieve and maintain compliance with accessibility standards. With a commitment to digital equality, Deque's solutions are designed to integrate seamlessly into development workflows, enabling teams to identify and remediate accessibility issues efficiently. Let’s meet you where you are and build a pragmatic plan for advancement together. Deque’s tactical and strategic accessibility expertise is unparalleled. Axe is the most trusted and accurate accessibility testing toolkit on the planet. Deque’s emphasis on shift-left accessibility is unique and critical for success. Our experts help define web standards, and with over 475,000 deployments worldwide, our tools are the de facto standard for automated accessibility testing.

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22

Silktide

Silktide

Silktide gives you everything you need to make your website better, with automated accessibility testing, content optimization, and digital marketing in one platform. Silktide is used by thousands of customers to analyze tens of millions of websites every year. We cover almost every aspect of your web presence, including content, accessibility, marketing, mobile, speed, and legal compliance. Visit our website to see a live platform demonstration.

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23

Acquia Optimize

Acquia

Acquia Optimize is a leading web governance solution designed to enable organizations to deliver a superior and inclusive user experience across their digital presence and support their journey to ensure communications are open, optimized, and compliant. The Acquia Optimize Platform includes a cohesive suite of tools for web accessibility, website quality assurance, brand and content compliance, user consent management, social and web content archiving, and more.

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24

axe Monitor

Deque Systems

Perform enterprise-level accessibility audits and meet your compliance needs with advanced reporting, monitoring, and management of accessibility issues against industry standards or customized guidelines. Axe Monitor helps ensure your large website becomes accessible and remains accessible. Dynamically scan, monitor and report on the accessibility status of your site across business and development teams. Modern web applications driven by large content management systems require automated tools capable of handling unexpected page hierarchies and linking structures. Axe Monitor is designed to follow links dynamically, and allows for scripting of basic user flows to trigger event-driven content and bypass user authentication. Large websites are constantly changing and adding new content. Axe Monitor links content creators, designers, developers and project managers to ensure accessibility throughout the workflow.

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25

DubBot

DubBot

Web governance software that works as hard as you do. Ensure accessibility for all your web visitors to provide the best user experience possible. DubBot tests your sites for all levels of web accessibility as defined by WCAG 2.1. Stop sending your visitors into black holes. Easily detect broken links throughout your website content so you can correct them swiftly. Enforce legal, style, branding, and regulatory requirements with customizable Web Governance Checks. Easily create custom content checks that are specific to your organization’s policies. Put your best foot forward. Stay on-brand by avoiding embarrassing misspellings. Receive scores for your web content that can help to identify if it is too dense and verbose. Quickly check that your content is getting the most bang for its buck. DubBot tests that your webpages follow SEO best practices. Utilizing DubBot, you can easily see SEO quick wins and start working toward improving your content’s potential search ranking.

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26

eSSENTIAL Accessibility

eSSENTIAL Accessibility

From audit, to implementation, to ongoing WCAG compliance monitoring, we combine software with smart human audits to ensure your UX is compliant. Our managed service complements, extends, and often creates from scratch the internal expertise at our client partners. This pioneering approach drives organizational compliance with regulatory and statutory accessibility standards. Through the remediation of sites and apps, PDFs, and video files, we solve short-term accessibility needs as we develop longer-term strategies for complete and sustained compliance. A litigation support team including top accessibility lawyers to help you navigate demand letters, ADA citations, regulatory guidance, and future compliance. The eSSENTIAL Accessibility icon on your website conveys third-party validation for your digital accessibility commitment, helping you further communicate brand purpose alongside your ally status.

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27

UsableNet Assistive

UsableNet

Our Assistive platform offers an end-to-end solution that dynamically remediates and maintains the accessibility of your site so it conforms to the most current standards. No matter how big or small your business, Assistive provides an accessibility solution for desktop and mobile- all within a matter of weeks. Our team and platform makes your site accessible. No web development, recoding, or back-end systems integration of your site is necessary. We deliver a fully ADA-compliant site tested with automated tools, manual review and people from the disability community. As your site grows and changes, we make the necessary adjustments to consistently maintain accessibility. We provide and update your accessibility statement, UsableNet certification, and letter of compliance, all of which demonstrate your ongoing commitment to supporting users of all abilities.

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28

InclusiveDocs

InclusiveDocs

InclusiveDocs is a digital publishing platform that converts digital content into an accessible format for those with disabilities or visual and auditory impairments. The platform offers a streamlined, cost-efficient alternative to manual remediation processes. InclusiveDocs offers a variety of dynamic features, including text-to-speech technology, on one user-friendly integrated platform. Businesses can ensure that publications are compliant with current accessibility standards in all sectors, strengthen corporate social responsibility, and minimize the risk of legal complaints by ensuring that their information is available to all in both written and text-to-speech formats.

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29

Eye-Able

Eye-Able

Elevate your digital presence with Eye-Able. Scan your entire system and all subsystems for WCAG compliance with ease. You get a comprehensive overview of all issues across your websites, empowering you to address and resolve accessibility challenges efficiently. Independently test your website for WCAG compliance. This tool not only identifies areas for improvement but also provides actionable steps to optimize your site's accessibility. The audit helps you effectively comply with all major standards to stay ahead of the digital inclusion curve. Meet Ally, your personal AI expert for achieving digital accessibility. Receive detailed reports and real-time improvement suggestions, all while ensuring your data stays private. Experience AI-supported consulting that guides you every step of the way. Our AI tool simplifies complex content into easy-to-understand text. Enhance your website's accessibility with real-time text input simplification and improvements.

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30

Hürdenlos.Audit

GSP Software GmbH

Hürdenlos.Audit is a professional accessibility auditing service provided by GSP Software GmbH, focused on evaluating websites for compliance with recognized accessibility standards such as WCAG, BITV 2.0, BFSG and EN 301 549. The audit includes a comprehensive manual and semi-automated analysis of digital content, followed by a detailed report with identified issues, practical remediation recommendations, and prioritization guidance. Hürdenlos.Audit is tailored for organizations seeking to meet legal accessibility requirements and improve usability for all users, including those with disabilities. The service is ideal for public-sector institutions, corporate websites, and digital product teams aiming to build inclusive, compliant digital experiences.

Starting Price: €33

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