# PROmote vs EODynamics AR Ordnance Library

The clearest difference is review sentiment: PROmote at 76% against EODynamics AR Ordnance Library's 0%. PROmote also leads on in-app purchases (none vs 4) and ratings volume (6.2K vs 1). EODynamics AR Ordnance Library's advantage is price (Free vs $5.99) and rating (5.0 vs 4.8). On ads, device support and iOS requirement there is nothing between them.

EODynamics AR Ordnance Library is free to download; PROmote costs $5.99 up front. EODynamics AR Ordnance Library sells 4 in-app purchases, starting at $1.49 per month. PROmote asks for nothing beyond the download.

EODynamics AR Ordnance Library holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: PROmote has 6.2K ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 76% of PROmote's written reviews are positive against 0% of EODynamics AR Ordnance Library's, so the app with the better star average is not the one people write more warmly about.

PROmote ships an update every 4 months, EODynamics AR Ordnance Library every 6 weeks. The most recent releases landed on October 17, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | PROmote | EODynamics AR Ordnance Library |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | [4.8 (6.2K ratings)](https://appshunter.io/ios/app/promote-army-study-guide/id435352951/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/eodynamics-ar-ordnance-library/id6463098647/reviews)** |
| Number of ratings | **6.2K** | 1 |
| Positive reviews | **75.9% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | **Paid** | Subscription |
| Best chart rank | **#29** | — |
| Size | 94 MB | 122 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [ForceReadiness.com](https://appshunter.io/developer/412513833) | [EODynamics AB](https://appshunter.io/developer/1703939712) |

## What reviewers say

### PROmote

[App page](https://appshunter.io/ios/app/promote-army-study-guide/id435352951)

**Currently charting:** #29 Top Paid · Education (US App Store)

Prepare for Army promotion boards with a comprehensive study guide featuring over 3,700 questions across 48 subjects. Track your progress, customize tests, and utilize advanced learning features for effective study.

**Highlights:** 3,700+ questions, 48 customizable subjects, Self-grading functionality, Advanced learn engine, Casual and test modes, Audio support, Progress visualization

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Accurate and up to date
- 👍 Good information
- 👍 Easy to use
- 👍 Essential
- 👍 Great studying app

**What reviewers complain about**

- 🐛 Needs update
- 🐛 Tests need fixing
- 🐛 Blocking issue
- 🐛 Can't see full content
- 🐛 Not updated

**Reported bugs**

- Appearance and grooming needs to be updated
- AR 670-1 needs to be updated
- M17 pistol not included
- Answers are always correct in tests

**Requested features**

- Add drivers training AR600-55 or Driver training tool box
- Personalized flashcard stack with relevant regulations
- Situational questions
- Multiple choice quizzes or other study boosters
- Audio book version


### EODynamics AR Ordnance Library

[App page](https://appshunter.io/ios/app/eodynamics-ar-ordnance-library/id6463098647)

Explore a realistic 3D library of ordnance items using augmented reality. This educational tool allows professionals and trainees to interact with detailed models of munitions and unexploded ordnance without physical risk. Continuously updated with new models, it offers a safer method for ordnance education and identification.

**Highlights:** Interactive 3D ordnance models, Augmented Reality (AR) visualization, Detailed ordnance identification, Safe ordnance education, Continuous model updates, Real-world environment projection

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subcription | $1.49 | per month |
| Yearly Subscription | $11.99 | per year |
| Early Access Lifetime Unlock | Free | one-time |
| Permanent Unlock | $59.99 | one-time |


## Frequently asked questions

### Is PROmote free?

PROmote costs $5.99, with no in-app purchases.

### Is EODynamics AR Ordnance Library free?

EODynamics AR Ordnance Library is free to download, with in-app purchases available.

### Which has better reviews, PROmote or EODynamics AR Ordnance Library?

EODynamics AR Ordnance Library is rated higher. PROmote averages 4.8 out of 5 from 6.2K ratings, while EODynamics AR Ordnance Library averages 5.0 from 1 ratings.

### Do PROmote or EODynamics AR Ordnance Library have ads?

Neither PROmote nor EODynamics AR Ordnance Library shows ads.

### Which is updated more often, PROmote or EODynamics AR Ordnance Library?

PROmote ships an update every 4 months, and EODynamics AR Ordnance Library every 6 weeks. Most recently, PROmote was updated on October 17, 2026 and EODynamics AR Ordnance Library on October 6, 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.*