# EyeLog vs Ophthalmic Instruments

The clearest difference is ads: EyeLog at none against Ophthalmic Instruments's shown. EyeLog also leads on update cadence (every 2 months vs every 34 months) and monetization model (free vs ad-supported). Ophthalmic Instruments's advantage is review sentiment (100% vs 71%). On price, in-app purchases and device support there is nothing between them.

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

EyeLog ships an update every 2 months, Ophthalmic Instruments every 34 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | EyeLog | Ophthalmic Instruments |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 71.4% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 34 months |
| Monetization | **Free** | Ad-supported |
| Size | 9 MB | 32 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Andy Simpson](https://appshunter.io/developer/498222587) | [Roman Moiseev](https://appshunter.io/developer/1877504595) |

## What reviewers say

### EyeLog

[App page](https://appshunter.io/ios/app/eyelog/id501226050)

This iPhone app allows members of the Royal College of Ophthalmologists (UK) to access the EyeLogbook online site. All interactions are secured via an SSL connection. Membership in the college is required to use the app and website.

**Highlights:** Secure SSL connection, Access to EyeLogbook online site, iPhone and iPod compatible, Requires Royal College membership

**Features:** macOS Compatibility

**In-app purchases:** none


### Ophthalmic Instruments

[App page](https://appshunter.io/ios/app/ophthalmic-instruments/id1666850241)

Access a comprehensive library of over 270 high-quality images of ophthalmic instruments, each with clear descriptions. Navigate effortlessly with an intuitive interface and test your knowledge with an interactive quiz mode.

**Highlights:** 270+ high-quality images, Clear, concise descriptions, Intuitive interface, Interactive knowledge check mode

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is EyeLog free?

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

### Is Ophthalmic Instruments free?

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

### Do EyeLog or Ophthalmic Instruments have ads?

Ophthalmic Instruments shows ads; EyeLog does not.

### Which is updated more often, EyeLog or Ophthalmic Instruments?

EyeLog ships an update every 2 months, and Ophthalmic Instruments every 34 months. Most recently, EyeLog was updated on November 1, 2026 and Ophthalmic Instruments on November 3, 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.*