# Eye Chart Pro vs eyeSnellen

The clearest difference is rating: Eye Chart Pro at 4.3 against eyeSnellen's 3.0. eyeSnellen's advantage is update cadence (monthly vs every 3 months) and device support (3 vs 1). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Eye Chart Pro sells 11 one-off in-app purchases and eyeSnellen sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Eye Chart Pro holds the better App Store score, 4.3 against 3.0. Both are backed by a comparable volume of ratings — 3 and 4 respectively. Written reviews split almost evenly too, at 53% and 54% positive.

Eye Chart Pro ships an update every 3 months, eyeSnellen monthly. The most recent releases landed on October 23, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Eye Chart Pro | eyeSnellen |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (3 ratings)](https://appshunter.io/ios/app/eye-chart-pro/id364802332/reviews)** | [3.0 (4 ratings)](https://appshunter.io/ios/app/eyesnellen/id575171210/reviews) |
| Number of ratings | 3 | **4** |
| Positive reviews | 53.0% of reviews | **53.8% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 29 MB | 16 MB |
| Requires iOS | 12.0 | **8.1** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Dok LLC](https://appshunter.io/developer/293163442) | [Steve Colley](https://appshunter.io/developer/442408292) |

## What reviewers say

### Eye Chart Pro

[App page](https://appshunter.io/ios/app/eye-chart-pro/id364802332)

This app provides a randomized visual acuity exam, functioning like a projector-based eye chart. It's useful for quick vision screenings, house visits, or when patients may have memorized standard charts. The app offers both Snellen and Tumbling E charts with randomization options.

**Highlights:** Randomizable Snellen Chart, Randomizable Tumbling E Chart, Randomize entire chart or line by line, Smooth interface with animations, Basic remote control, Metric / Feet functionality

**Features:** macOS Compatibility

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Amsler Grid in Portrait and Landscape. | $9.99 | one-time |
| Premium Home Edition of Eye Chart Pro | $19.99 | one-time |
| HOTV Chart | $19.99 | one-time |
| Sloan Letters Chart | $19.99 | one-time |
| ETDRS Chart 1 | $39.99 | one-time |
| Professional Version with ALL Features | $39.99 | one-time |
| Advanced Remote Control | $39.99 | one-time |
| All Charts | $39.99 | one-time |
| Sloan Duochrome Chart | $39.99 | one-time |
| Value Pack | $59.99 | one-time |
| Professional Package | $199.99 | one-time |


### eyeSnellen

[App page](https://appshunter.io/ios/app/eyesnellen/id575171210)

This app provides a visual acuity test using a Snellen chart on your iPad. It features auto-calibration for accurate results and can be controlled remotely with an iPhone or iPod touch for enhanced functionality. The app is designed for precise vision testing.

**Highlights:** Snellen chart visual acuity test, Auto-calibration for accuracy, iPhone/iPod remote control, Adjustable screen timeout, Tested on various iPad and iPhone models

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| eyeSnellen Pro | $9.99 | one-time |


## Frequently asked questions

### Is Eye Chart Pro free?

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

### Is eyeSnellen free?

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

### Which has better reviews, Eye Chart Pro or eyeSnellen?

Eye Chart Pro is rated higher. Eye Chart Pro averages 4.3 out of 5 from 3 ratings, while eyeSnellen averages 3.0 from 4 ratings.

### Do Eye Chart Pro or eyeSnellen have ads?

Neither Eye Chart Pro nor eyeSnellen shows ads.

### Which is updated more often, Eye Chart Pro or eyeSnellen?

Eye Chart Pro ships an update every 3 months, and eyeSnellen monthly. Most recently, Eye Chart Pro was updated on October 23, 2026 and eyeSnellen on October 16, 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.*