# ３×３Ｄ Eye Training vs Peripheral Vision Trainer

The clearest difference is review sentiment: Peripheral Vision Trainer at 77% against ３×３Ｄ Eye Training's 0%. Peripheral Vision Trainer also leads on rating (4.7 vs 4.0) and ratings volume (183 vs 3). ３×３Ｄ Eye Training's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Peripheral Vision Trainer sells 2 in-app purchases, starting at $5.99 per year. ３×３Ｄ Eye Training asks for nothing beyond the download.

Peripheral Vision Trainer holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: Peripheral Vision Trainer has 183 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 0% of ３×３Ｄ Eye Training's written reviews are positive against 77% of Peripheral Vision Trainer's.

３×３Ｄ Eye Training ships an update monthly, Peripheral Vision Trainer every 5 months. The most recent releases landed on September 24, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | ３×３Ｄ Eye Training | Peripheral Vision Trainer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (3 ratings)](https://appshunter.io/ios/app/eye-training/id1474930809/reviews) | **[4.7 (183 ratings)](https://appshunter.io/ios/app/peripheral-vision-trainer/id1618750674/reviews)** |
| Number of ratings | 3 | **183** |
| Positive reviews | 0.0% of reviews | **77.1% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 5 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 56 MB | 169 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SHUUICHI WATANABE](https://appshunter.io/developer/999235573) | [THOMSON Inc.](https://appshunter.io/developer/492371813) |

## What reviewers say

### ３×３Ｄ Eye Training

[App page](https://appshunter.io/ios/app/eye-training/id1474930809)

This app offers 3D stereoscopic vision training designed to improve both eye and brain visual acuity. Engage in game-like exercises for just 3 minutes daily to strengthen eye muscles and enhance visual processing.

**Highlights:** 3D stereoscopic vision training, Eye muscle and brain training, Daily 3-minute exercises, Vision acuity measurement tool, Three distinct training modes

**Features:** macOS Compatibility

**In-app purchases:** none


### Peripheral Vision Trainer

[App page](https://appshunter.io/ios/app/peripheral-vision-trainer/id1618750674)

Enhance your visual processing, reaction time, and memory with this brain training app. Utilizing the Schulte Table method, it helps improve focus, speed reading, and overall cognitive function through engaging tap-the-numbers exercises.

**Highlights:** Boost speed reading and concentration, Tap-the-numbers reflex training, Progressive difficulty grids (4x4 to 7x7), Global leaderboard competition, Improve visual processing and focus, Enhance memory and cognitive skills

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (annual) | $5.99 | per year |
| Pro (lifetime) | $11.99 | one-time |


## Frequently asked questions

### Is ３×３Ｄ Eye Training free?

３×３Ｄ Eye Training is free to download, with no in-app purchases.

### Is Peripheral Vision Trainer free?

Peripheral Vision Trainer is free to download, with in-app purchases available.

### Which has better reviews, ３×３Ｄ Eye Training or Peripheral Vision Trainer?

Peripheral Vision Trainer is rated higher. ３×３Ｄ Eye Training averages 4.0 out of 5 from 3 ratings, while Peripheral Vision Trainer averages 4.7 from 183 ratings.

### Do ３×３Ｄ Eye Training or Peripheral Vision Trainer have ads?

Peripheral Vision Trainer shows ads; ３×３Ｄ Eye Training does not.

### Which is updated more often, ３×３Ｄ Eye Training or Peripheral Vision Trainer?

３×３Ｄ Eye Training ships an update monthly, and Peripheral Vision Trainer every 5 months. Most recently, ３×３Ｄ Eye Training was updated on September 24, 2026 and Peripheral Vision Trainer on October 14, 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.*