# MaculaTester vs WHOeyes

The clearest difference is price: WHOeyes at Free against MaculaTester's $2.99. MaculaTester's advantage is rating (4.5 vs 1.7) and update cadence (every 6 weeks vs every 6 months). On ads, in-app purchases and device support there is nothing between them.

WHOeyes is free to download; MaculaTester costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

MaculaTester holds the better App Store score, 4.5 against 1.7. That said, the two scores are not equally well evidenced: MaculaTester has 111 ratings behind it against 3, so its average is the more settled of the two.

MaculaTester ships an update every 6 weeks, WHOeyes every 6 months. The most recent releases landed on October 14, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | MaculaTester | WHOeyes |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[4.5 (111 ratings)](https://appshunter.io/ios/app/maculatester/id334312308/reviews)** | [1.7 (3 ratings)](https://appshunter.io/ios/app/whoeyes/id6463576815/reviews) |
| Number of ratings | **111** | 3 |
| Positive reviews | 41.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 6 months |
| Monetization | Paid | **Free** |
| Best chart rank | **#198** | — |
| Size | 17 MB | 18 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 12+ |
| Developer | [Sabina Technology, LLP](https://appshunter.io/developer/334312311) | [World Health Organization](https://appshunter.io/developer/1462736279) |

## What reviewers say

### MaculaTester

[App page](https://appshunter.io/ios/app/maculatester/id334312308)

**Currently charting:** #198 Top Paid · Health & Fitness (US App Store)

This app provides an interactive version of the Amsler Grid to help users detect early changes in their vision that may indicate macular problems. It allows for recording distortions, saving results with dates, and setting reminders for regular testing.

**Highlights:** Interactive Amsler Grid, Record distortion by touching screen, Save results with date and time, Compare to previous images, Reminders for regular testing, Digital Amsler Grid

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

**In-app purchases:** none


### WHOeyes

[App page](https://appshunter.io/ios/app/whoeyes/id6463576815)

This application offers a free vision screening tool to help identify potential vision impairments. It simulates standard eye chart tests for both distance and near vision, suitable for users aged 8 and above. Regular use can aid in early detection, encouraging timely professional eye care.

**Highlights:** Distance vision test, Near vision test, Simulates eye chart, Suitable for ages 8+, Free to use

**In-app purchases:** none


## Frequently asked questions

### Is MaculaTester free?

MaculaTester costs $2.99, with no in-app purchases.

### Is WHOeyes free?

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

### Which has better reviews, MaculaTester or WHOeyes?

MaculaTester is rated higher. MaculaTester averages 4.5 out of 5 from 111 ratings, while WHOeyes averages 1.7 from 3 ratings.

### Do MaculaTester or WHOeyes have ads?

Neither MaculaTester nor WHOeyes shows ads.

### Which is updated more often, MaculaTester or WHOeyes?

MaculaTester ships an update every 6 weeks, and WHOeyes every 6 months. Most recently, MaculaTester was updated on October 14, 2026 and WHOeyes on September 28, 2026.

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