# NS Drydock vs NIWC Atlantic Command App

The clearest difference is update cadence: NS Drydock at every 5 months against NIWC Atlantic Command App's every 20 months. NIWC Atlantic Command App's advantage is iOS requirement (12.0 vs 16.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NS Drydock ships an update every 5 months, NIWC Atlantic Command App every 20 months. The most recent releases landed on October 26, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | NS Drydock | NIWC Atlantic Command App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/niwc-atlantic-command-app/id1550347405/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 20 months |
| Monetization | — | Free |
| Size | 86 MB | 33 MB |
| Requires iOS | 16.6 | **12.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ABS Nautical System LLC](https://appshunter.io/developer/1194431728) | [Naval Information Warfare Center](https://appshunter.io/developer/1531122712) |

## What reviewers say

### NS Drydock

[App page](https://appshunter.io/ios/app/ns-drydock/id1477942922)

**Features:** macOS Compatibility

**In-app purchases:** none


### NIWC Atlantic Command App

[App page](https://appshunter.io/ios/app/niwc-atlantic-command-app/id1550347405)

Access valuable command information from a U.S. Navy organization. Connect with career details, news, emergency guides, and command updates. Stream a podcast and receive important announcements directly.

**Highlights:** Command external website access, Career information, News stories, Emergency guide, Social media links, Podcast streaming, Push notifications

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NS Drydock free?

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

### Is NIWC Atlantic Command App free?

NIWC Atlantic Command App is free to download, with no in-app purchases.

### Do NS Drydock or NIWC Atlantic Command App have ads?

Neither NS Drydock nor NIWC Atlantic Command App shows ads.

### Which is updated more often, NS Drydock or NIWC Atlantic Command App?

NS Drydock ships an update every 5 months, and NIWC Atlantic Command App every 20 months. Most recently, NS Drydock was updated on October 26, 2026 and NIWC Atlantic Command App on October 21, 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.*