# Accessibility Techniques vs Contrast Checker WCAG AA AAA

The clearest difference is update cadence: Accessibility Techniques at every 3 days against Contrast Checker WCAG AA AAA's every 4 months. Accessibility Techniques also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Accessibility Techniques ships an update every 3 days, Contrast Checker WCAG AA AAA every 4 months. The most recent releases landed on October 5, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Accessibility Techniques | Contrast Checker WCAG AA AAA |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (15 ratings)](https://appshunter.io/ios/app/accessibility-techniques/id6474141089/reviews)** | — |
| Number of ratings | **15** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 4 months |
| Monetization | Free | — |
| Size | 7 MB | 3 MB |
| Requires iOS | 17 | 17.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [PaulJAdam.com](https://appshunter.io/developer/436696931) | [LEAN ASIA CO., LTD](https://appshunter.io/developer/1815050814) |

## What reviewers say

### Accessibility Techniques

[App page](https://appshunter.io/ios/app/accessibility-techniques/id6474141089)

This app provides iOS SwiftUI sample code for accessibility techniques, demonstrating good and bad practices. It helps developers learn how to apply WCAG guidelines to their apps with searchable examples and source code.

**Highlights:** iOS SwiftUI sample code, WCAG accessibility techniques, Good and bad examples, VoiceOver testing, Searchable index, Project source code

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Contrast Checker WCAG AA AAA

[App page](https://appshunter.io/ios/app/contrast-checker-wcag-aa-aaa/id6772256221)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Accessibility Techniques free?

Accessibility Techniques is free to download, with no in-app purchases.

### Is Contrast Checker WCAG AA AAA free?

Contrast Checker WCAG AA AAA is free to download, with no in-app purchases.

### Do Accessibility Techniques or Contrast Checker WCAG AA AAA have ads?

Neither Accessibility Techniques nor Contrast Checker WCAG AA AAA shows ads.

### Which is updated more often, Accessibility Techniques or Contrast Checker WCAG AA AAA?

Accessibility Techniques ships an update every 3 days, and Contrast Checker WCAG AA AAA every 4 months. Most recently, Accessibility Techniques was updated on October 5, 2026 and Contrast Checker WCAG AA AAA on October 1, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*