# ABO & NCLE CLRE Exam Test Prep vs Optometry+

The clearest difference is rating: Optometry+ at 5.0 against ABO & NCLE CLRE Exam Test Prep's 4.6. Optometry+ also leads on update cadence (monthly vs every 4 months). ABO & NCLE CLRE Exam Test Prep's advantage is ratings volume (24 vs 1) and iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. ABO & NCLE CLRE Exam Test Prep sells 9 in-app purchases, starting at $8.99 per 7 days and Optometry+ sells 6 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Optometry+ holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: ABO & NCLE CLRE Exam Test Prep has 24 ratings behind it against 1, so its average is the more settled of the two.

ABO & NCLE CLRE Exam Test Prep ships an update every 4 months, Optometry+ monthly. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | ABO & NCLE CLRE Exam Test Prep | Optometry+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (24 ratings)](https://appshunter.io/ios/app/abo-and-ncle-clre-exam-test-prep/id6738428611/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/optometry-plus/id6740626410/reviews)** |
| Number of ratings | **24** | 1 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 51 MB | 19 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Exam Prep OU](https://appshunter.io/developer/1689642184) | [Forwa Elade Wunde](https://appshunter.io/developer/1685241344) |

## What reviewers say

### ABO & NCLE CLRE Exam Test Prep

[App page](https://appshunter.io/ios/app/abo-and-ncle-clre-exam-test-prep/id6738428611)

Prepare for your Contact Lens Registry Certification (CLRE) exam with comprehensive study materials, realistic practice tests, and customizable flashcards. Track your progress, develop exam strategies, and create targeted study plans to boost your confidence and score higher.

**Highlights:** Comprehensive study materials, Realistic practice tests, Customizable flashcards, Progress tracking, Exam strategies, Targeted study plans

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CLRE Weekly Full Access | $8.99 | per 7 days |
| CLRE Monthly Full Access | $24.99 | per month |
| CLRE Monthly Full Access | $34.99 | per month |
| CLRE Quarterly Full Access | $55.99 | per 3 months |
| CLRE Quarterly Full Access | $59.99 | per 3 months |
| CLRE Semiannual Full Access | $75.99 | per 6 months |
| CLRE Semiannual Full Access | $79.99 | per 6 months |
| CLRE Annual Full Access | $109.99 | per year |
| CLRE Annual Full Access | $119.99 | per year |


### 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, Vision Pro support

**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 |


## Frequently asked questions

### Is ABO & NCLE CLRE Exam Test Prep free?

ABO & NCLE CLRE Exam Test Prep is free to download, with in-app purchases available.

### Is Optometry+ free?

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

### Which has better reviews, ABO & NCLE CLRE Exam Test Prep or Optometry+?

Optometry+ is rated higher. ABO & NCLE CLRE Exam Test Prep averages 4.6 out of 5 from 24 ratings, while Optometry+ averages 5.0 from 1 ratings.

### Do ABO & NCLE CLRE Exam Test Prep or Optometry+ have ads?

Neither ABO & NCLE CLRE Exam Test Prep nor Optometry+ shows ads.

### Which is updated more often, ABO & NCLE CLRE Exam Test Prep or Optometry+?

ABO & NCLE CLRE Exam Test Prep ships an update every 4 months, and Optometry+ monthly. Most recently, ABO & NCLE CLRE Exam Test Prep was updated on October 24, 2026 and Optometry+ on October 23, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*