# COE Prep vs The Wills Eye Manual

The clearest difference is ads: COE Prep at none against The Wills Eye Manual's shown. COE Prep also leads on update cadence (every 3 weeks vs every 5 months) and review sentiment (76% vs 60%). The Wills Eye Manual's advantage is chart position (#185 vs unranked). On price, rating, ratings volume and in-app purchases there is nothing between them.

Both are free to download. COE Prep sells 1 one-off in-app purchase and The Wills Eye Manual sells 7 in-app purchases, starting at $48.99 per 3 months. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for COE Prep against 4.7 for The Wills Eye Manual. Both are backed by a comparable volume of ratings — 89 and 127 respectively. Written reviews are what separate them: 76% of COE Prep's written reviews are positive against 60% of The Wills Eye Manual's.

COE Prep ships an update every 3 weeks, The Wills Eye Manual every 5 months. The most recent releases landed on October 31, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | COE Prep | The Wills Eye Manual |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (89 ratings)](https://appshunter.io/ios/app/coe-prep/id315534299/reviews)** | [4.7 (127 ratings)](https://appshunter.io/ios/app/the-wills-eye-manual/id1143476337/reviews) |
| Number of ratings | 89 | **127** |
| Positive reviews | **76.2% of reviews** | 60.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 5 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | — | **#185** |
| Size | 121 MB | 47 MB |
| Requires iOS | **10.0** | 13.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | +17 |
| Developer | [Higher Learning Technologies](https://appshunter.io/developer/571804544) | [Skyscape Medpresso Inc](https://appshunter.io/developer/818609416) |

## What reviewers say

### COE Prep

[App page](https://appshunter.io/ios/app/coe-prep/id315534299)

Prepare for your Certified Ophthalmic Executive exam with official flashcards. This app offers over 300 practice questions covering key areas of ophthalmic administration, with detailed explanations and progress tracking. Study efficiently anytime, anywhere.

**Highlights:** 300+ exam-like practice questions, Detailed explanations for answers, Covers 6 key exam categories, Tag questions for quick review, Immediate progress feedback, Study anytime, anywhere

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| COE Exam Prep | $99.99 | one-time |


### The Wills Eye Manual

[App page](https://appshunter.io/ios/app/the-wills-eye-manual/id1143476337)

**Currently charting:** #185 Top Grossing · Medical (US App Store)

This pocket guide offers expert diagnosis and treatment tips for over 200 ophthalmic conditions. It features high-quality images, step-by-step protocols, and quick-reference tables, making it ideal for eye care professionals and trainees.

**Highlights:** 200+ ophthalmic conditions, Expert diagnosis and treatment tips, High-quality images, Step-by-step protocols, Quick-reference tables, Expanded video library

**Features:** Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| The Wills Eye Manual 3M Sub | $48.99 | per 3 months |
| The Wills Eye Manual 6M Sub | $63.99 | per 6 months |
| 25% off-Wills Eye Manual 1YSub | $71.99 | per year |
| Wills Eye Manual 1Y offer Sub | $75.99 | per year |
| 20% off-Wills Eye Manual 1YSub | $75.99 | per year |
| 15% off-Wills Eye Manual 1YSub | $80.99 | per year |
| The Wills Eye Manual 1Y Sub | $94.99 | per year |


## Frequently asked questions

### Is COE Prep free?

COE Prep is free to download, with in-app purchases available.

### Is The Wills Eye Manual free?

The Wills Eye Manual is free to download, with in-app purchases available.

### Which has better reviews, COE Prep or The Wills Eye Manual?

COE Prep is rated higher. COE Prep averages 4.8 out of 5 from 89 ratings, while The Wills Eye Manual averages 4.7 from 127 ratings.

### Do COE Prep or The Wills Eye Manual have ads?

The Wills Eye Manual shows ads; COE Prep does not.

### Which is updated more often, COE Prep or The Wills Eye Manual?

COE Prep ships an update every 3 weeks, and The Wills Eye Manual every 5 months. Most recently, COE Prep was updated on October 31, 2026 and The Wills Eye Manual on November 6, 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.*