# Optics Trainer vs EpiPreg

The clearest difference is in-app purchases: EpiPreg at none against Optics Trainer's 2. EpiPreg also leads on ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Optics Trainer sells 2 in-app purchases, starting at $14.99 per month. EpiPreg asks for nothing beyond the download.

## The numbers

| Metric | Optics Trainer | EpiPreg |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (307 ratings)](https://appshunter.io/ios/app/optics-trainer-vision-and-brain/id1471943589/reviews)** | — |
| Number of ratings | **307** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 8 days | — |
| Monetization | Free with in-app purchases | — |
| Size | 404 MB | 50 MB |
| Requires iOS | 16.4 | 16.4 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Optics Trainer LLC](https://appshunter.io/developer/898519375) | [Epigenuity LLC](https://appshunter.io/developer/6779471445) |

## What reviewers say

### Optics Trainer

[App page](https://appshunter.io/ios/app/optics-trainer-vision-and-brain/id1471943589)

Engage in game-based vision training exercises designed to improve eye teaming, depth perception, and reaction time. Daily workouts offer personalized challenges, with an optional VR mode for enhanced experiences. Track your progress and enhance visual skills through fun, adaptive drills.

**Highlights:** Vision therapy games, Daily adaptive workouts, Binocular vision training, Peripheral awareness drills, Red-blue 3D glasses mode, Progress tracking, VR mode available

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $14.99 | per month |
| Annual Subscription | $149.99 | per year |

**What reviewers like**

- 👍 Fun and engaging games
- 💡 Helpful for vision therapy
- ✅ Clearly explains objectives
- 🚀 Improves focus and coordination
- 😊 Makes eye training enjoyable

**What reviewers complain about**

- 💸 Expensive subscription model
- 😠 Overwhelming and intrusive ads
- ❌ Free version unusable due to ads
- 📉 Poorly programmed exercises
- 🚫 No scientific evidence for some claims

**Reported bugs**

- Number flip game has blank tiles
- Flower power stopped working
- Letter delivery letter goes off-screen
- Attention exercises stuck on level one
- Ice flow impossible to level up

**Requested features**

- Customize peripheral vision symbols
- Option to change symbol colors
- Adjust number of targets in Dynamic Acuity
- Add introductory level for Dynamic Acuity
- Allow offline play in free version


### EpiPreg

[App page](https://appshunter.io/ios/app/epipreg/id6779471443)

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

**In-app purchases:** none


## Frequently asked questions

### Is Optics Trainer free?

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

### Is EpiPreg free?

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

### Do Optics Trainer or EpiPreg have ads?

Optics Trainer shows ads; EpiPreg does not.

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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.*