# Stereogram Vision Training vs Eye

The clearest difference is rating: Stereogram Vision Training at 3.9 against Eye's 1.0. Stereogram Vision Training also leads on update cadence (every 3 days vs every 13 months) and ratings volume (23 vs 1). Eye's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Stereogram Vision Training sells 1 one-off in-app purchase. Eye asks for nothing beyond the download.

Stereogram Vision Training holds the better App Store score, 3.9 against 1.0. That said, the two scores are not equally well evidenced: Stereogram Vision Training has 23 ratings behind it against 1, so its average is the more settled of the two.

Stereogram Vision Training ships an update every 3 days, Eye every 13 months. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Stereogram Vision Training | Eye |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (23 ratings)](https://appshunter.io/ios/app/stereogram-vision-training/id1527929953/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/eye-opener/id1629132436/reviews) |
| Number of ratings | **23** | 1 |
| Positive reviews | 52.9% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 13 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 116 MB | 76 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Osawa Shunsuke](https://appshunter.io/developer/477431394) | [Timur Baytukalov](https://appshunter.io/developer/1629132438) |

## What reviewers say

### Stereogram Vision Training

[App page](https://appshunter.io/ios/app/stereogram-vision-training/id1527929953)

This application employs stereoscopic vision techniques to aid in eyesight restoration. It is designed for individuals experiencing various vision impairments, including nearsightedness, farsightedness, and presbyopia. Users interact with parallel images to create a 3D effect, with an optional full-screen mode for advanced users.

**Highlights:** Stereoscopic vision training, Aids eyesight restoration, Targets nearsightedness and farsightedness, Addresses presbyopia, Parallel image overlap technique, Full-screen stereoscopic view

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Edition | $3.99 | one-time |


### Eye

[App page](https://appshunter.io/ios/app/eye-opener/id1629132436)

This app helps expand your peripheral vision and reduce eye and neck strain caused by prolonged focus on a narrow area. It guides you to detect subtle visual cues while you work, training your brain to be more aware of your surroundings.

**Highlights:** Expand peripheral vision, Reduce eye and neck tension, Detect moving bar cues, Customizable reaction time, Adjustable cycle lengths, Adjustable animation speeds, Break reminders

**In-app purchases:** none


## Frequently asked questions

### Is Stereogram Vision Training free?

Stereogram Vision Training is free to download, with in-app purchases available.

### Is Eye free?

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

### Which has better reviews, Stereogram Vision Training or Eye?

Stereogram Vision Training is rated higher. Stereogram Vision Training averages 3.9 out of 5 from 23 ratings, while Eye averages 1.0 from 1 ratings.

### Do Stereogram Vision Training or Eye have ads?

Stereogram Vision Training shows ads; Eye does not.

### Which is updated more often, Stereogram Vision Training or Eye?

Stereogram Vision Training ships an update every 3 days, and Eye every 13 months. Most recently, Stereogram Vision Training was updated on October 24, 2026 and Eye on October 27, 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.*