# DHS Board Review vs Operation Outbreak

The clearest difference is review sentiment: Operation Outbreak at 67% against DHS Board Review's 20%. Operation Outbreak also leads on rating (4.4 vs 3.3) and in-app purchases (none vs 6). DHS Board Review's advantage is update cadence (every 9 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. DHS Board Review sells 6 in-app purchases, starting at $2.99 per month. Operation Outbreak asks for nothing beyond the download.

Operation Outbreak holds the better App Store score, 4.4 against 3.3. Both are backed by a comparable volume of ratings — 34 and 167 respectively. Written reviews point the same way: 20% of DHS Board Review's written reviews are positive against 67% of Operation Outbreak's.

DHS Board Review ships an update every 9 days, Operation Outbreak monthly. Both last shipped on November 6, 2026.

## The numbers

| Metric | DHS Board Review | Operation Outbreak |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (34 ratings)](https://appshunter.io/ios/app/dhs-board-review/id1334833973/reviews) | **[4.4 (167 ratings)](https://appshunter.io/ios/app/operation-outbreak/id1455638160/reviews)** |
| Number of ratings | 34 | **167** |
| Positive reviews | 20.0% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 167 MB | 37 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dental Hygiene Seminars Inc.](https://appshunter.io/developer/1411308476) | [THE BROAD INSTITUTE INC](https://appshunter.io/developer/900183025) |

## What reviewers say

### DHS Board Review

[App page](https://appshunter.io/ios/app/dhs-board-review/id1334833973)

Prepare for the National Board Dental Hygiene Examination with a comprehensive study tool. Access thousands of practice questions, case studies, and mock exams. Enhance your learning with digital textbooks and recorded lectures.

**Highlights:** 4000+ Practice Questions, 12 Case Studies, Mock Board Exams, Timed Tests, Daily Pop Quiz Notifications, Digital Textbook, On-demand Recorded Lectures

**Features:** Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bacic Monthly Subscription | $2.99 | per month |
| Dhs Premium Subscription | $3.99 | per month |
| Premium Subscription | $3.99 | per month |
| Basic Annual Subscription | $29.99 | per year |
| Premium Annual Subscription | $39.99 | per year |
| DHS Extra Feature | $19.99 | one-time |


### Operation Outbreak

[App page](https://appshunter.io/ios/app/operation-outbreak/id1455638160)

Engage in a virtual pathogen outbreak simulation using Bluetooth. Learn about disease spread and prevention through interactive gameplay, quizzes, and teamwork. Requires a code from an organizer to participate.

**Highlights:** Bluetooth-enabled outbreak simulation, Learn disease prevention strategies, Interactive quizzes on biology and public health, Team-based gameplay, Simulate pathogen spread

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DHS Board Review free?

DHS Board Review is free to download, with in-app purchases available.

### Is Operation Outbreak free?

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

### Which has better reviews, DHS Board Review or Operation Outbreak?

Operation Outbreak is rated higher. DHS Board Review averages 3.3 out of 5 from 34 ratings, while Operation Outbreak averages 4.4 from 167 ratings.

### Do DHS Board Review or Operation Outbreak have ads?

Neither DHS Board Review nor Operation Outbreak shows ads.

### Which is updated more often, DHS Board Review or Operation Outbreak?

DHS Board Review ships an update every 9 days, and Operation Outbreak monthly. Most recently, DHS Board Review was updated on November 6, 2026 and Operation Outbreak on November 6, 2026.

---

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