# CompTIA A+ & Security + Prep vs ReactorN

The clearest difference is in-app purchases: ReactorN at none against CompTIA A+ & Security + Prep's 2. CompTIA A+ & Security + Prep's advantage is iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. CompTIA A+ & Security + Prep sells 2 in-app purchases, starting at $24.99 per month. ReactorN asks for nothing beyond the download.

## The numbers

| Metric | CompTIA A+ & Security + Prep | ReactorN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (2.2K ratings)](https://appshunter.io/ios/app/comptia-a-plus-and-security-plus-prep/id1572747755/reviews)** | — |
| Number of ratings | **2.2K** | — |
| Positive reviews | 31.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | — |
| Monetization | Free with in-app purchases | — |
| Size | 36 MB | 5 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MastrAPI](https://appshunter.io/developer/1618627725) | [TYH DANIEL MC LEAN](https://appshunter.io/developer/1883832348) |

## What reviewers say

### CompTIA A+ & Security + Prep

[App page](https://appshunter.io/ios/app/comptia-a-plus-and-security-plus-prep/id1572747755)

Prepare for CompTIA certification exams with a personalized study plan. Practice with thousands of questions, track your progress, and compare your scores to the community average to boost your confidence and pass on your first attempt.

**Highlights:** Personalized study plan, 5000+ practice questions, Track strengths and weaknesses, Detailed test statistics, Compare scores to community average, Choose exam topics

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly with Trial | $24.99 | per month |
| Lifetime | $99.99 | one-time |

**What reviewers like**

- 🚀 Well-designed
- 👍 Good question quality
- 🚀 Helpful for exam preparation

**What reviewers complain about**

- 🐛 Buggy questions and errors
- 🐛 Reporting feature not working
- 🐛 Missing diagrams and images
- 🐛 Inconsistent question quality
- 🔒 Subscription issues and lack of transparency

**Reported bugs**

- Questions referencing missing pictures
- Incorrect answers and explanations
- Subscription issues across devices
- Reporting feature not functioning

**Requested features**

- Ability to target specific exam objectives
- Dark mode option
- More zoom options
- Improved exam version tracking


### ReactorN

[App page](https://appshunter.io/ios/app/reactorn/id6760489710)

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

**In-app purchases:** none


## Frequently asked questions

### Is CompTIA A+ & Security + Prep free?

CompTIA A+ & Security + Prep is free to download, with in-app purchases available.

### Is ReactorN free?

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

### Do CompTIA A+ & Security + Prep or ReactorN have ads?

Neither CompTIA A+ & Security + Prep nor ReactorN 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.*