# UC Davis BRD vs VetPrep

The clearest difference is rating: UC Davis BRD at 5.0 against VetPrep's 3.3. UC Davis BRD also leads on in-app purchases (none vs 1) and iOS requirement (13.0 vs 15.1). VetPrep's advantage is ratings volume (29 vs 3). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. VetPrep sells 1 one-off in-app purchase. UC Davis BRD asks for nothing beyond the download.

UC Davis BRD holds the better App Store score, 5.0 against 3.3. That said, the two scores are not equally well evidenced: VetPrep has 29 ratings behind it against 3, so its average is the more settled of the two.

UC Davis BRD ships an update every 8 months, VetPrep every 4 months. The most recent releases landed on September 28, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | UC Davis BRD | VetPrep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/uc-davis-brd/id1189376374/reviews)** | [3.3 (29 ratings)](https://appshunter.io/ios/app/vetprep-navle-study-program/id1215715583/reviews) |
| Number of ratings | 3 | **29** |
| Positive reviews | — | 46.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 4 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 100 MB | 28 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [University of California, Davis](https://appshunter.io/developer/356519286) | [XPrep Learning Solutions, Inc](https://appshunter.io/developer/963208929) |

## What reviewers say

### UC Davis BRD

[App page](https://appshunter.io/ios/app/uc-davis-brd/id1189376374)

This tool aids veterinarians and producers in preventing and controlling pneumonia in pre-weaned dairy calves. It uses a validated scoring system to classify BRD predictors and stores results in a searchable database. Users can also estimate herd prevalence of BRD.

**Highlights:** Calf-side BRD scoring system, Predictor classification, Searchable results database, Herd prevalence estimation, Temperature unit switching, Email results option

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

**In-app purchases:** none


### VetPrep

[App page](https://appshunter.io/ios/app/vetprep-navle-study-program/id1215715583)

Prepare for the NAVLE® exam with a comprehensive study program. Access detailed explanations, track your progress with in-depth statistics, and practice with timed exams. Review key topics with PowerPages and PowerLectures, all developed by veterinary specialists.

**Highlights:** Detailed answer explanations, Progress tracking statistics, NAVLE®-like timed exams, 100+ PowerPages for review, Content by specialists, Randomized answer choices, 150+ PowerLectures (Premium)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 45-day Premium Subscription | $399.99 | one-time |


## Frequently asked questions

### Is UC Davis BRD free?

UC Davis BRD is free to download, with no in-app purchases.

### Is VetPrep free?

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

### Which has better reviews, UC Davis BRD or VetPrep?

UC Davis BRD is rated higher. UC Davis BRD averages 5.0 out of 5 from 3 ratings, while VetPrep averages 3.3 from 29 ratings.

### Do UC Davis BRD or VetPrep have ads?

Neither UC Davis BRD nor VetPrep shows ads.

### Which is updated more often, UC Davis BRD or VetPrep?

UC Davis BRD ships an update every 8 months, and VetPrep every 4 months. Most recently, UC Davis BRD was updated on September 28, 2026 and VetPrep on October 2, 2026.

---

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