# Optometry+ vs COA Practice Test & Exam Prep

The clearest difference is update cadence: Optometry+ at monthly against COA Practice Test & Exam Prep's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Optometry+ sells 6 in-app purchases, starting at $9.99 per month and COA Practice Test & Exam Prep sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Optometry+ ships an update monthly, COA Practice Test & Exam Prep every 2 months. The most recent releases landed on September 18, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Optometry+ | COA Practice Test & Exam Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/optometry-plus/id6740626410/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 19 MB | 21 MB |
| Requires iOS | 17.0 | **16.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Forwa Elade Wunde](https://appshunter.io/developer/1685241344) | [iAPPSSTUDIO](https://appshunter.io/developer/1830642259) |

## What reviewers say

### Optometry+

[App page](https://appshunter.io/ios/app/optometry-plus/id6740626410)

Test your knowledge of vision science and eye care with this comprehensive quiz app. It covers a wide range of optometry topics, from basic anatomy to clinical techniques and common disorders. Ideal for students and professionals looking to sharpen their skills.

**Highlights:** Comprehensive optometry topics, Engaging question formats, Covers ocular anatomy and physiology, Explores optical principles, Details refractive errors and correction, Clinical optometric techniques, Covers ocular diseases and disorders

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $9.99 | per month |
| 6 Months | $19.99 | per 6 months |
| 1 Year | $29.99 | per year |
| 1500 | $0.99 | one-time |
| 3500 | $1.99 | one-time |
| 9000 | $3.99 | one-time |


### COA Practice Test & Exam Prep

[App page](https://appshunter.io/ios/app/coa-practice-test-and-exam-prep/id6761702844)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get Lifetime Access | $7.99 | one-time |


## Frequently asked questions

### Is Optometry+ free?

Optometry+ is free to download, with in-app purchases available.

### Is COA Practice Test & Exam Prep free?

COA Practice Test & Exam Prep is free to download, with in-app purchases available.

### Do Optometry+ or COA Practice Test & Exam Prep have ads?

Neither Optometry+ nor COA Practice Test & Exam Prep shows ads.

### Which is updated more often, Optometry+ or COA Practice Test & Exam Prep?

Optometry+ ships an update monthly, and COA Practice Test & Exam Prep every 2 months. Most recently, Optometry+ was updated on September 18, 2026 and COA Practice Test & Exam Prep on September 16, 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.*