# eyeSnellen vs Control LITE

The clearest difference is in-app purchases: Control LITE at none against eyeSnellen's 1. eyeSnellen's advantage is update cadence (monthly vs every 87 months) and iOS requirement (8.1 vs 13.0). On price, ads and device support there is nothing between them.

Both are free to download. eyeSnellen sells 1 one-off in-app purchase. Control LITE asks for nothing beyond the download.

eyeSnellen ships an update monthly, Control LITE every 87 months. The most recent releases landed on October 16, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | eyeSnellen | Control LITE |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (4 ratings)](https://appshunter.io/ios/app/eyesnellen/id575171210/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 53.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 87 months |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 2 MB |
| Requires iOS | **8.1** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Steve Colley](https://appshunter.io/developer/442408292) | [Shemesh Health Solutions PTY Ltd](https://appshunter.io/developer/578849338) |

## What reviewers say

### 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 |


### Control LITE

[App page](https://appshunter.io/ios/app/control-lite/id1361955533)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is eyeSnellen free?

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

### Is Control LITE free?

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

### Do eyeSnellen or Control LITE have ads?

Neither eyeSnellen nor Control LITE shows ads.

### Which is updated more often, eyeSnellen or Control LITE?

eyeSnellen ships an update monthly, and Control LITE every 87 months. Most recently, eyeSnellen was updated on October 16, 2026 and Control LITE on October 29, 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.*