# Eye Chart HD vs Docyment

The clearest difference is ads: Docyment at none against Eye Chart HD's shown. Docyment also leads on update cadence (every 3 days vs every 6 months). Eye Chart HD's advantage is iOS requirement (12.0 vs 15.1). On price, in-app purchases 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 and Docyment sells 1 in-app purchase, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

Eye Chart HD ships an update every 6 months, Docyment every 3 days. The most recent releases landed on November 1, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Eye Chart HD | Docyment |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (7 ratings)](https://appshunter.io/ios/app/eye-chart-hd/id382019572/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 31 MB | 42 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Dok LLC](https://appshunter.io/developer/293163442) | [Docyment Ltd](https://appshunter.io/developer/6783244200) |

## 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 |


### Docyment

[App page](https://appshunter.io/ios/app/docyment/id6783244198)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Docyment Pro Monthly | $19.99 | per month |


## Frequently asked questions

### Is Eye Chart HD free?

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

### Is Docyment free?

Docyment is free to download, with in-app purchases available.

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

Eye Chart HD shows ads; Docyment does not.

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

Eye Chart HD ships an update every 6 months, and Docyment every 3 days. Most recently, Eye Chart HD was updated on November 1, 2026 and Docyment on October 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.*