# Seabees RTMs vs DuckNSN

The clearest difference is rating: DuckNSN at 5.0 against Seabees RTMs's 3.8. DuckNSN also leads on update cadence (every 4 weeks vs every 21 months). Seabees RTMs's advantage is in-app purchases (none vs 2) and ratings volume (14 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. DuckNSN sells 2 in-app purchases, starting at $4.99 per month. Seabees RTMs asks for nothing beyond the download.

DuckNSN holds the better App Store score, 5.0 against 3.8. That said, the two scores are not equally well evidenced: Seabees RTMs has 14 ratings behind it against 1, so its average is the more settled of the two.

Seabees RTMs ships an update every 21 months, DuckNSN every 4 weeks. The most recent releases landed on October 21, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Seabees RTMs | DuckNSN |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (14 ratings)](https://appshunter.io/ios/app/seabees-rtms/id1481603837/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ducknsn/id6760239532/reviews)** |
| Number of ratings | **14** | 1 |
| Positive reviews | 57.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 4 weeks** |
| Monetization | **Free** | Subscription |
| Size | 89 MB | 46 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Program Executive Office for Enterprise Information Systems, Sea Warrior Program](https://appshunter.io/developer/1477503418) | [HERMIE DAVE JUNIO ASISTIO](https://appshunter.io/developer/1877349461) |

## What reviewers say

### Seabees RTMs

[App page](https://appshunter.io/ios/app/seabees-rtms/id1481603837)

This app provides Sailors with mobile access to essential training manuals for seven Seabee occupational fields. Users can study guides offline, answer review questions to assess learning, and submit completion results directly to Navy systems. It offers convenient 24/7 access to course materials without requiring a CAC card.

**Highlights:** Offline access to training guides, Review questions for chapter assessment, Submit course completions to Navy systems, Access to additional Navy resources, Bookmark favorite content, In-app feedback form

**Features:** Vision Pro support

**In-app purchases:** none


### DuckNSN

[App page](https://appshunter.io/ios/app/ducknsn/id6760239532)

Quickly access federal supply catalog data on your mobile device. Search millions of parts, assemblies, and supply items by NSN, part number, or item name for instant results. Ideal for field access to critical supply information.

**Highlights:** Instant NSN lookups, Search by NSN, part number, or item name, Access to 16+ million federal supply items, Full NSN detail (part numbers, CAGE codes, manufacturers), Filter by FSC or Item Name Code, Works on iPhone and iPad

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DuckNSN Pro | $4.99 | per month |
| DuckNSN Pro | $49.99 | per year |


## Frequently asked questions

### Is Seabees RTMs free?

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

### Is DuckNSN free?

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

### Which has better reviews, Seabees RTMs or DuckNSN?

DuckNSN is rated higher. Seabees RTMs averages 3.8 out of 5 from 14 ratings, while DuckNSN averages 5.0 from 1 ratings.

### Do Seabees RTMs or DuckNSN have ads?

Neither Seabees RTMs nor DuckNSN shows ads.

### Which is updated more often, Seabees RTMs or DuckNSN?

Seabees RTMs ships an update every 21 months, and DuckNSN every 4 weeks. Most recently, Seabees RTMs was updated on October 21, 2026 and DuckNSN 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.*