# Healthy Vision vs IOL Reference

The clearest difference is review sentiment: IOL Reference at 89% against Healthy Vision's 46%. IOL Reference also leads on rating (4.7 vs 4.0) and update cadence (weekly vs every 2 months). Healthy Vision's advantage is iOS requirement (6.0 vs 15.5). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

IOL Reference holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: IOL Reference has 15 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 46% of Healthy Vision's written reviews are positive against 89% of IOL Reference's.

Healthy Vision ships an update every 2 months, IOL Reference weekly. The most recent releases landed on October 6, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Healthy Vision | IOL Reference |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/healthy-vision/id717945167/reviews) | **[4.7 (15 ratings)](https://appshunter.io/ios/app/iol-reference/id1626671895/reviews)** |
| Number of ratings | 1 | **15** |
| Positive reviews | 45.7% of reviews | **88.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | Free | Free |
| Size | 99 MB | 823 MB |
| Requires iOS | **6.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Private Joint Stock Company Kyivstar](https://appshunter.io/developer/497715096) | [Gurpal Virdi](https://appshunter.io/developer/1626671897) |

## What reviewers say

### Healthy Vision

[App page](https://appshunter.io/ios/app/healthy-vision/id717945167)

This app offers eye exercises and tests to help prevent vision problems and relieve eye strain from screen time. It provides professional advice and is suitable for the whole family.

**Highlights:** Eye exercises for stress relief and muscle training, Eye test to identify common symptoms, Preventive exercises for children, Professional advice from ophthalmologists, Multilingual support (Ukrainian, English, Russian)

**Features:** Vision Pro support

**In-app purchases:** none


### IOL Reference

[App page](https://appshunter.io/ios/app/iol-reference/id1626671895)

This ophthalmology utility helps surgeons find FDA-approved intraocular lenses. It features a searchable database of nearly 10,000 lenses, updated with new approvals and changes. The app also serves as a social media and networking platform for eye care professionals.

**Highlights:** Searchable IOL database, FDA-approved lens catalog, Database updates, Ophthalmology networking, Eye care tools

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

**In-app purchases:** none


## Frequently asked questions

### Is Healthy Vision free?

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

### Is IOL Reference free?

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

### Which has better reviews, Healthy Vision or IOL Reference?

IOL Reference is rated higher. Healthy Vision averages 4.0 out of 5 from 1 ratings, while IOL Reference averages 4.7 from 15 ratings.

### Do Healthy Vision or IOL Reference have ads?

Neither Healthy Vision nor IOL Reference shows ads.

### Which is updated more often, Healthy Vision or IOL Reference?

Healthy Vision ships an update every 2 months, and IOL Reference weekly. Most recently, Healthy Vision was updated on October 6, 2026 and IOL Reference on September 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*