# Math Marvel vs CEN Exam Prep

The clearest difference is rating: CEN Exam Prep at 4.7 against Math Marvel's 3.5. Math Marvel's advantage is in-app purchases (none vs 1) and iOS requirement (11.0 vs 15.1). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. CEN Exam Prep sells 1 in-app purchase, starting at $14.99 per month. Math Marvel asks for nothing beyond the download.

CEN Exam Prep holds the better App Store score, 4.7 against 3.5. Both are backed by a comparable volume of ratings — 6 and 3 respectively.

Math Marvel ships an update every 3 months, CEN Exam Prep every 2 months. The most recent releases landed on June 3, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Math Marvel | CEN Exam Prep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (6 ratings)](https://appshunter.io/ios/app/math-marvel/id1477458122/reviews) | **[4.7 (3 ratings)](https://appshunter.io/ios/app/cen-exam-prep-2026/id6748470330/reviews)** |
| Number of ratings | **6** | 3 |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 25 MB | 45 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mahendrasinh Gohil](https://appshunter.io/developer/1122149629) | [Quizzard Exam Preperation Inc.](https://appshunter.io/developer/1707617401) |

## What reviewers say

### Math Marvel

[App page](https://appshunter.io/ios/app/math-marvel/id1477458122)

Learn fundamental math concepts through engaging and interactive exercises. The difficulty progresses gradually, and you can track your scores and levels passed. Includes a break activity called Mystic Square.

**Highlights:** Fun and interactive math learning, Gradually increasing difficulty, Score and level tracking, Mystic Square break activity, Learn basic math operations

**Features:** macOS Compatibility

**In-app purchases:** none


### CEN Exam Prep

[App page](https://appshunter.io/ios/app/cen-exam-prep-2026/id6748470330)

Prepare for the Certified Emergency Nurse exam with over 2,000 practice questions, personalized review of missed questions, and realistic mock exams. Track your progress and estimate your passing probability with this comprehensive study companion.

**Highlights:** 2,000+ practice questions, 14+ practice quizzes per section, Review of missed questions, Realistic mock exams, Passing probability estimation, Study notifications

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $14.99 | per month |


## Frequently asked questions

### Is Math Marvel free?

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

### Is CEN Exam Prep free?

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

### Which has better reviews, Math Marvel or CEN Exam Prep?

CEN Exam Prep is rated higher. Math Marvel averages 3.5 out of 5 from 6 ratings, while CEN Exam Prep averages 4.7 from 3 ratings.

### Do Math Marvel or CEN Exam Prep have ads?

Neither Math Marvel nor CEN Exam Prep shows ads.

### Which is updated more often, Math Marvel or CEN Exam Prep?

Math Marvel ships an update every 3 months, and CEN Exam Prep every 2 months. Most recently, Math Marvel was updated on June 3, 2026 and CEN Exam Prep on September 29, 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.*