# Eye Chart HD vs Amsler

The clearest difference is review sentiment: Amsler at 100% against Eye Chart HD's 33%. Amsler also leads on in-app purchases (none vs 2) and ads (none vs shown). Eye Chart HD's advantage is rating (4.4 vs 4.2) and iOS requirement (12.0 vs 17.0). On price, ratings volume and device support there is nothing between them.

Both are free to download. Eye Chart HD sells 2 in-app purchases, starting at $2.99 per month. Amsler asks for nothing beyond the download.

Eye Chart HD holds the better App Store score, 4.4 against 4.2. Both are backed by a comparable volume of ratings — 7 and 5 respectively. Written reviews complicate that: 33% of Eye Chart HD's written reviews are positive against 100% of Amsler's, so the app with the better star average is not the one people write more warmly about.

Eye Chart HD ships an update every 6 months, Amsler every 4 days. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Eye Chart HD | Amsler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (7 ratings)](https://appshunter.io/ios/app/eye-chart-hd/id382019572/reviews)** | [4.2 (5 ratings)](https://appshunter.io/ios/app/amsler/id6758112103/reviews) |
| Number of ratings | **7** | 5 |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 4 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 31 MB | 1 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dok LLC](https://appshunter.io/developer/293163442) | [First Eye Applications LLC](https://appshunter.io/developer/1870103786) |

## What reviewers say

### Eye Chart HD

[App page](https://appshunter.io/ios/app/eye-chart-hd/id382019572)

This app provides a clinically evaluated visual acuity screening tool for various settings. It offers randomized Snellen, Tumbling E, and other charts to help assess vision, especially when traditional charts are unavailable or memorized. Additional features are available through a monthly subscription.

**Highlights:** Randomized Snellen charts, Tumbling E charts, Pocket vision screener, Line randomization, Chart selector, Near vision chart (subscription), Amsler Grid (subscription)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Professional Subscription | $2.99 | per month |
| Eye Chart HD Full Version | $0.99 | one-time |


### Amsler

[App page](https://appshunter.io/ios/app/amsler/id6758112103)

This application allows users to easily check for changes in their central vision using an Amsler grid. It offers multiple grid options, daily reminders, and guided instructions for self-testing. Designed for monitoring eye conditions or general vision health, it provides a convenient way to track visual changes.

**Highlights:** High-resolution Amsler grid, Daily reminder notifications, Guided self-testing instructions, Links to local eye care providers, Offline functionality, No sign-in required

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Eye Chart HD free?

Eye Chart HD is free to download, with in-app purchases available.

### Is Amsler free?

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

### Which has better reviews, Eye Chart HD or Amsler?

Eye Chart HD is rated higher. Eye Chart HD averages 4.4 out of 5 from 7 ratings, while Amsler averages 4.2 from 5 ratings.

### Do Eye Chart HD or Amsler have ads?

Eye Chart HD shows ads; Amsler does not.

### Which is updated more often, Eye Chart HD or Amsler?

Eye Chart HD ships an update every 6 months, and Amsler every 4 days. Most recently, Eye Chart HD was updated on October 27, 2026 and Amsler on October 24, 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.*