# TECNIS® Vision Simulator vs IOL Reference

The clearest difference is rating: IOL Reference at 4.7 against TECNIS® Vision Simulator's 4.0. IOL Reference also leads on update cadence (weekly vs every 9 months) and review sentiment (89% vs 67%). TECNIS® Vision Simulator's advantage is iOS requirement (11.0 vs 15.5). On price, ratings volume, ads and in-app purchases 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. Both are backed by a comparable volume of ratings — 7 and 15 respectively. Written reviews point the same way: 67% of TECNIS® Vision Simulator's written reviews are positive against 89% of IOL Reference's.

TECNIS® Vision Simulator ships an update every 9 months, IOL Reference weekly. The most recent releases landed on September 19, 2026 and July 5, 2026 respectively.

## The numbers

| Metric | TECNIS® Vision Simulator | IOL Reference |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (7 ratings)](https://appshunter.io/ios/app/tecnis-vision-simulator/id622926806/reviews) | **[4.7 (15 ratings)](https://appshunter.io/ios/app/iol-reference/id1626671895/reviews)** |
| Number of ratings | 7 | **15** |
| Positive reviews | 66.7% of reviews | **88.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Weekly** |
| Monetization | Free | Free |
| Size | 45 MB | 823 MB |
| Requires iOS | **11.0** | 15.5 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Johnson & Johnson Surgical Vision, Inc.](https://appshunter.io/developer/1089646783) | [Gurpal Virdi](https://appshunter.io/developer/1626671897) |

## What reviewers say

### TECNIS® Vision Simulator

[App page](https://appshunter.io/ios/app/tecnis-vision-simulator/id622926806)

This app helps medical professionals educate patients about eye conditions and intraocular lens (IOL) options. It features a vision simulator to demonstrate the benefits of different lens types, aiding in patient understanding of vision correction.

**Highlights:** Patient education on eye conditions, Overview of IOL types, Vision simulator for lens benefits, Country-specific content selection, Information on medical devices

**Features:** macOS Compatibility

**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 TECNIS® Vision Simulator free?

TECNIS® Vision Simulator 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, TECNIS® Vision Simulator or IOL Reference?

IOL Reference is rated higher. TECNIS® Vision Simulator averages 4.0 out of 5 from 7 ratings, while IOL Reference averages 4.7 from 15 ratings.

### Do TECNIS® Vision Simulator or IOL Reference have ads?

Neither TECNIS® Vision Simulator nor IOL Reference shows ads.

### Which is updated more often, TECNIS® Vision Simulator or IOL Reference?

TECNIS® Vision Simulator ships an update every 9 months, and IOL Reference weekly. Most recently, TECNIS® Vision Simulator was updated on September 19, 2026 and IOL Reference on July 5, 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.*