Knowledge

Everything we know about mobile accessibility, ordered so you can follow it. Pick the track that matches your work — each one is a reading sequence, not a pile of links.

Illustration of a document with a checklist representing accessibility knowledge and compliance. The checklist includes: Compliance, Strategy, Testing guides, Documentation, Standards, and Legislation, each marked with a red check icon. A green verification badge with a white checkmark appears in the bottom right corner, symbolising validated knowledge or compliance.

Completely new to accessibility?

  • Who gets left behind when apps ignore accessibility?

    Inaccessible apps exclude more users than you think. Learn who is affected, why it matters for your organisation, and how accessibility helps you reach everyone.

    Learn who is affected →
  • What are the differences between apps?

    Native, cross platform or hybrid? Understand the differences between mobile apps, web apps and websites, and why your technology choices affect accessibility from day one.

    Learn about app types →
  • What toothbrushing can teach you about accessibility?

    Accessibility isn’t a one-time fix. Discover what toothbrushing can teach you about building lasting accessibility habits, and why compliance requires continuous effort.

    Learn about accessibility habits →

Getting compliant

  • The European Accessibility Act: what businesses and app developers need to know

    Learn what the European Accessibility Act requires, who it applies to, and the practical steps organisations can take to achieve and maintain compliance.

    Learn about the EAA →
  • EAA compliance: how to write an Accessibility Statement for your app

    An Accessibility Statement is more than a compliance requirement. Learn what to include, how to structure it, and how it helps users and regulators understand your app’s accessibility.

    Learn about Accessibility Statement →
  • 5 lessons organisations learned since the EAA became enforceable

    One year after the EAA became enforceable, organisations are learning that compliance is an ongoing process. Discover five practical lessons from building and maintaining accessible mobile apps.

    Learn from one year of the EAA →

Understanding the legislation

  • WCAG2Mobile explained: what the new W3C draft means for mobile accessibility

    WCAG2Mobile helps teams apply WCAG 2.2 to mobile apps. Learn what the new W3C draft includes, what it does not cover, and why it matters.

    Learn about WCAG2Mobile →
  • Mobile app accessibility under EN 301 549 v4.1.0

    EN 301 549 v4.1.0 changes how mobile apps are assessed for accessibility. Learn what changes, which WCAG 2.2 criteria now apply, and what this means for testing.

    Learn about EN 301 549 →
  • Beyond Success Criteria: interoperability, accessibility features and user preferences in EN 301 549 v4.1.0

    Accessibility compliance goes beyond individual success criteria. Learn how EN 301 549 v4.1.0 addresses platform accessibility features, assistive technologies and user preferences in mobile apps.

    Learn about interoperability →

Testing

  • Practical guide to mobile accessibility testing

    Our end-to-end guide to testing mobile apps screen by screen. Learn what to check visually, with accessibility settings, a screen reader and an external keyboard.

    Learn about manual testing →
  • Testing mobile apps by method

    Different accessibility issues require different testing methods. Explore visual checks, accessibility settings and assistive technologies for testing mobile apps.

    Learn about testing methods →
  • How to test the accessibility of your app?

    Automated, manual and user testing each have their own role. Learn when to use each method and how to build accessibility testing step by step.

    Learn about accessibility testing →

Embedding accessibility in your organisation

  • Shift left: build accessibility in from the start

    Why catching accessibility issues during design and development is cheaper than fixing them later.

    Learn about shift left →
  • The mobile accessibility maturity model

    Assess where your organisation stands today, and map a path to where you want to be.

    Learn about accessibility maturity →
  • What if you had a limited budget for accessibility?

    How to prioritise and make meaningful progress on accessibility when resources are tight.

    Learn about prioritisation →

Useful resources

  • Appt.org

    Free handbook and open-source tools for accessible apps, from the non-profit Appt Foundation — sponsored and co-built by Abra.

    Visit Appt.org →
  • Mobile Accessibility Task Force

    Follow and contribute to the W3C Mobile Accessibility Task Force's work on applying WCAG to mobile apps — chaired by Abra.

    Explore the Task Force →
  • Abra Documentation

    Technical reference and code samples for building accessible iOS, Android, Flutter and React Native apps.

    Browse Documentation →

Ask our experts

Still have questions? We love discussing mobile accessibility. Reach out to the team behind Abra—we’re always happy to help with accessibility strategy, testing, development and compliance.

  • Tanya van Workum

    Accessibility Consultant, Mobile Accessibility Task Force contributor

    Ask about:

    • Compliance & legislation
    • WCAG & EN 301 549
    • Manual testing
    • Accessibility issues
    • Strategy & implementation
    Ask Tanya →
  • Paul van Workum

    Accessibility Consultant, Appt Foundation (Board Member)

    Ask about:

    • Accessibility issues
    • Manual testing
    • Strategy & implementation
    • Embedding accessibility in organisations
    Ask Paul →
  • Jan Jaap de Groot

    Accessibility Engineer, Appt Foundation (Chairman), Mobile Accessibility Task Force (Facilitator)

    Ask about:

    • iOS & Android accessibility
    • Legislation
    • Building accessible apps
    • Solving accessibility issues
    Ask Jan Jaap →
  • Mike Slinkman

    Accessibility Engineer

    Ask about:

    • Android accessibility
    • Abra tooling & SDK
    • Automated testing
    • CI/CD integration
    Ask Mike →

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