Accessibility Audit vs Contrast Checker WCAG AA AAA
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Accessibility Audit
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Donβt let accessibility compliance halt your deployment. With Appleβs enforcement of Accessibility Nutrition Labels and global regulatory pressures like the European Accessibility Act (EAA), submitting inaccurate accessibility declarations can stall your app in App Review or risk serious compliance rejections. Accessibility Audit provides a seamless, offline-first auditing engine that checks your mobile user interfaces in seconds. Simply load or drop a screenshot into the workspace to run an on-device, localized compliance scan that helps you confidently fill out your metadata sheets. Core Compliance Pillars: VoiceOver Semantic Validation: Automatically detects missing interactive text labels and analyzes structural focus routes. The engine visualizes the logical path a screen-reader user would navigate, warning you if layout hierarchies jump or skip critical elements. WCAG 2.2 Contrast Math Engine: Computes pixel-precise relative luminance ratios across light and dark interfaces. Instantly maps text elements and background layers to verify conformity with absolute standard requirements (4.5:1 or 3:1 targets). Tap Target Physical Auditing: Measures the physical boundaries of touch elements. Identifies interactive regions failing the baseline requirement (44x44pt or 48x48pt) and highlights narrow spacing boundaries to mitigate accidental mis-taps. Privacy-First Processing: Your visual layout components and technical designs never leave your local device. Every calculations engine and programmatic vision layer runs locally, ensuring proprietary mockups remain confidential. Direct Compliance Mapping Built For App Store Connect: Generate immediate, actionable insights specifically formatted to answer the official App Store declaration sections: Interaction Methods: Clear visibility scores for VoiceOver and Voice Control frameworks. Visual Accessibility: Mathematical validation patterns across Sufficient Contrast metrics. Interface Flexibility: Immediate confirmation that element clusters safely scale and hold spatial integrity. Eliminate the guesswork of self-reporting. Download today to secure an uncompromised, accessible user experience for everyone while accelerating your release cycle. Prepare for Accessibility Nutrition Labels. Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula Privacy Policy : https://riyapekar.blogspot.com/2026/05/accessibility-audit-privacy-policy.html
Contrast Checker WCAG AA AAA
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Check the contrast ratio between any text and background color against WCAG 2.1 - the same AA and AAA thresholds you verify on the web, now in your pocket. Pick two colors and Contrast Checker shows the exact ratio and a pass/fail verdict for every level before your UI ships. The math is implemented verbatim from the W3C specification: 8-bit sRGB relative luminance, the exact 4.5:1 / 3:1 / 7:1 thresholds, no rounding tricks. The hex code on screen is precisely the color the ratio was computed from - even when the system picker hands back a Display P3 color. And when a pair fails, Contrast Checker does not just say no: it finds the closest passing shade for you. WHAT YOU GET β’ The exact ratio - 4.61:1, not "looks fine" - recalculated live as you drag the color picker or paste a hex code β’ Four verdicts at a glance: AA and AAA, for both normal and large text, so you know exactly which compliance claim you can make β’ A one-tap fix when a pair fails: the nearest darker and the nearest lighter foreground shade that reach your target, background untouched β’ A live mock UI - headline, body copy, buttons - rendered in your exact colors, so you see the pair working before you commit it β’ A palette audit that checks a whole theme on one screen: "5 of 6 pass AA" instead of six separate lookups β’ A compliance report of your saved pairs - hex codes, ratios, pass/fail per level - ready to paste into a ticket, PR, or client handoff PERFECT FOR β’ Designers proving a design-system palette passes before handoff β’ iOS and web developers closing accessibility tickets with evidence instead of opinion β’ Agencies and freelancers who must document ADA / WCAG compliance for clients β’ Anyone tired of retyping hex codes into a website on a laptop to settle a color argument WHY NOT JUST USE A WEB CHECKER? Because the web checker is on your other machine, needs a connection, makes you type hex codes by hand, forgets every pair you ever tested - and when a color fails, it shrugs. Contrast Checker runs offline, uses real color pickers, remembers your pairs by project, and answers a failing check with the exact shade that passes. PRIVATE BY DEFAULT Every calculation happens on your device. No account, no sign-in, no uploads - your colors, palettes, and reports never leave your phone. FULL ACCESS Full Access unlocks unlimited saved pairs, unlimited rows in the palette audit, and export of the shareable compliance report. Choose a Weekly or Yearly auto-renewing subscription, or a one-time Lifetime purchase. Download Contrast Checker, drop in the two hex codes you are unsure about, and have your AA verdict before your coffee cools. Terms of Use: https://leanstudio.asia/terms-of-use Privacy Policy: https://leanstudio.asia/privacy-policy Support: support@leanstudio.asia
Screenshots
Verdict
The clearest difference is update cadence: Accessibility Audit at every 3 weeks against Contrast Checker WCAG AA AAA's every 4 months. Contrast Checker WCAG AA AAA's advantage is iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Accessibility Audit ships an update every 3 weeks, Contrast Checker WCAG AA AAA every 4 months. The most recent releases landed on October 10, 2026 and October 1, 2026 respectively.
| Parameter | Accessibility Audit | Contrast Checker WCAG AA AAA |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks β better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad β better | iPhone |
| Requires iOS | 26.0 | 17.0 β better |
| Further details β not scored | ||
| Size | 4 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Valeriya Pekar | LEAN ASIA CO., LTD |
In-app purchases
Accessibility Audit
No in-app purchases
Contrast Checker WCAG AA AAA
No in-app purchases
Questions
Is Accessibility Audit free?
Is Contrast Checker WCAG AA AAA free?
Do Accessibility Audit or Contrast Checker WCAG AA AAA have ads?
Which is updated more often, Accessibility Audit or Contrast Checker WCAG AA AAA?
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