a11yTools vs Accessible Colors
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
a11yTools
Test web accessibility directly on your iPhone and iPad. Quickly identify and report accessibility errors on web pages, aiding developers and designers in creating more inclusive digital experiences. Features include testing for images, forms, ARIA, and more, with screenshot capabilities.
- HTML Web Accessibility Testing
- Screenshot Error Reporting
- One-at-a-time Testing
- Safari Share Action Extensions
- WCAG 2.2 Checklist
- Multiple Testing Tools (WAVE, tota11y, etc.)
- Shake to Reset Page
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a11yTools is a collection of HTML Web Accessibility Testing Tools in one location on your iPhone and iPad for quick and easy Accessibility testing. Run your favorite Accessibility testing tool and easily take a screenshot on your phone showing the a11y error to developers and designers. a11yTools is a one-at-a-time testing tool where you pick the HTML Accessibility element or feature you’re testing once-per-page rather than running all tests together. Test and results can be stacked on top each other e.g. to show both Headings and Image Alt Text Properties. How To Use a11yTools: Visit the webpage you want to test then tap the + Add button and add the a11yTool you want. Reset the Page hitting Refresh Or Shake Your iPhone to Reset Page and remove the a11yTools output. Safari Share Action Extensions! Activate a11yTools directly in Safari from the share button. This app will be updated on a continuous basis with new testing tools and features added over time. Features: -------------------------------------------------- Images Headings Forms ARIA Data Tables Iframes Landmarks Language Lists Links Broken Links Titles Tabindex Grayscale Page Title Force Focus Outline Remove CSS Contrast Make Content Editable Screenshot Shake to Reset Page WAVE Validate DOM HTML_CodeSniffer tota11y ARIA Specification ARIA Authoring Practices WCAG 2.2 Checklist Demos Resources ------------------------------------------------- WCAG 2.2 Checklist filterable by Levels A, AA, AAA, expand to see full normative success criterion wording, swipe or long press to open WCAG understanding page or mark as done. This app is a one time purchase. Your payment will be charged to your iTunes Account at confirmation of purchase. Terms of Use: http://www.pauljadam.com/terms.html Privacy Policy: http://www.pauljadam.com/privacy.html Visit my contact form in the support site to make feature requests or submit bug reports. Thanks for reading!
Accessible Colors
Instantly verify color contrast ratios to meet WCAG accessibility standards. Supports HEX, RGB, and includes a color picker for seamless integration into your workflow. Aids in creating inclusive and highly readable designs for websites and applications.
- Real-time contrast checking
- WCAG 2.1 AA & AAA validation
- HEX, RGB, and color picker support
- Color blindness simulation
- Save and manage color palettes
- Minimalist interface
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Check color contrasts in seconds and ensure your designs meet WCAG guidelines (AA & AAA). Perfect for designers, developers, and accessibility professionals. Features: • Real-time contrast checking • WCAG 2.1 AA & AAA validation • Support for HEX, RGB & handy color picker • Color blindness simulation • Save and manage color palettes • Fast, minimalist interface Whether it’s a website, app, or UI, Accessible Colors helps you create accessible, highly readable color combinations in no time. Make your designs inclusive and improve the user experience for everyone.
Screenshots
Verdict
The clearest difference is price: Accessible Colors at Free against a11yTools's $9.99. Accessible Colors also leads on update cadence (daily vs every 8 days). a11yTools's advantage is rating (4.2 vs 1.0) and chart position (#100 vs unranked). On ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Accessible Colors is free to download; a11yTools costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.
a11yTools holds the better App Store score, 4.2 against 1.0. That said, the two scores are not equally well evidenced: a11yTools has 5 ratings behind it against 1, so its average is the more settled of the two.
a11yTools ships an update every 8 days, Accessible Colors daily. The most recent releases landed on September 21, 2026 and July 27, 2026 respectively.
| Parameter | a11yTools | Accessible Colors |
|---|---|---|
| Price | $9.99 | Free — better |
| Rating | 4.2 (5 ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 5 — better | 1 |
| Update frequency | Every 8 days | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Best chart rank | #100 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 11.2 — better | 18.0 |
| Further details — not scored | ||
| Size | 13 MB | 6 MB |
| Age rating | 17+ | 4+ |
| Developer | PaulJAdam.com | Fritz Krailinger |
Customer experience
a11yTools
Accessible Colors
In-app purchases
a11yTools
No in-app purchases
Accessible Colors
No in-app purchases
