# IOL Reference vs Durate

The clearest difference is rating: Durate at 5.0 against IOL Reference's 4.7. On price, ratings volume, update cadence and ads there is nothing between them.

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

Durate holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 15 and 8 respectively.

IOL Reference ships an update weekly, Durate every 6 days. The most recent releases landed on September 28, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | IOL Reference | Durate |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (15 ratings)](https://appshunter.io/ios/app/iol-reference/id1626671895/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/durate/id6738024580/reviews)** |
| Number of ratings | **15** | 8 |
| Positive reviews | 88.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 6 days** |
| Monetization | Free | Free |
| Size | 823 MB | 39 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Gurpal Virdi](https://appshunter.io/developer/1626671897) | [Bonfire Platforms Inc.](https://appshunter.io/developer/1729533487) |

## What reviewers say

### 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


### Durate

[App page](https://appshunter.io/ios/app/durate/id6738024580)

This app simplifies physician group scheduling by allowing medical staff to view their schedules, submit requests, and swap shifts. It offers an intuitive platform for managing appointments and team coordination.

**Highlights:** View physician schedules, Submit schedule requests, Swap shifts with colleagues, Intuitive interface, Group scheduling management

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

**In-app purchases:** none


## Frequently asked questions

### Is IOL Reference free?

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

### Is Durate free?

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

### Which has better reviews, IOL Reference or Durate?

Durate is rated higher. IOL Reference averages 4.7 out of 5 from 15 ratings, while Durate averages 5.0 from 8 ratings.

### Do IOL Reference or Durate have ads?

Neither IOL Reference nor Durate shows ads.

### Which is updated more often, IOL Reference or Durate?

IOL Reference ships an update weekly, and Durate every 6 days. Most recently, IOL Reference was updated on September 28, 2026 and Durate on October 9, 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.*