# CEN Exam Prep vs LivePhysics

The clearest difference is in-app purchases: LivePhysics at none against CEN Exam Prep's 1. CEN Exam Prep's advantage is iOS requirement (15.1 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

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

CEN Exam Prep ships an update every 2 months, LivePhysics every 5 weeks. The most recent releases landed on September 29, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | CEN Exam Prep | LivePhysics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/cen-exam-prep-2026/id6748470330/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 45 MB | 7 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Quizzard Exam Preperation Inc.](https://appshunter.io/developer/1707617401) | [DIGITALCODING, LLC](https://appshunter.io/developer/6788522256) |

## What reviewers say

### 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 |


### LivePhysics

[App page](https://appshunter.io/ios/app/livephysics-study-and-learn/id6788522254)

**In-app purchases:** none


## Frequently asked questions

### Is CEN Exam Prep free?

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

### Is LivePhysics free?

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

### Do CEN Exam Prep or LivePhysics have ads?

Neither CEN Exam Prep nor LivePhysics shows ads.

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

CEN Exam Prep ships an update every 2 months, and LivePhysics every 5 weeks. Most recently, CEN Exam Prep was updated on September 29, 2026 and LivePhysics on October 11, 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.*