# Ophthalmic iCert Prep vs COA Practice Test & Exam Prep

The clearest difference is iOS requirement: Ophthalmic iCert Prep at 14.0 against COA Practice Test & Exam Prep's 16.6. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Ophthalmic iCert Prep sells 3 in-app purchases, starting at $34.99 per 3 months 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.

## The numbers

| Metric | Ophthalmic iCert Prep | COA Practice Test & Exam Prep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Size | 113 MB | 21 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [iCert Inc.](https://appshunter.io/developer/1650970619) | [iAPPSSTUDIO](https://appshunter.io/developer/1830642259) |

## What reviewers say

### Ophthalmic iCert Prep

[App page](https://appshunter.io/ios/app/ophthalmic-icert-prep/id6572291950)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3-Month Resource & Exam Access | $34.99 | per 3 months |
| 6-Month Resource & Exam Access | $49.99 | per 6 months |
| Annual Resource & Exam Access | $79.99 | per year |


### 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 Ophthalmic iCert Prep free?

Ophthalmic iCert Prep 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 Ophthalmic iCert Prep or COA Practice Test & Exam Prep have ads?

Neither Ophthalmic iCert Prep nor COA Practice Test & Exam Prep shows ads.

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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.*