# NAVADMIN Viewer vs MC Foundations

The clearest difference is in-app purchases: MC Foundations at none against NAVADMIN Viewer's 1. MC Foundations also leads on rating (5.0 vs 4.6). NAVADMIN Viewer's advantage is update cadence (every 2 days vs every 3 months) and ratings volume (1.1K vs 3). On price, ads and device support there is nothing between them.

Both are free to download. NAVADMIN Viewer sells 1 in-app purchase, starting at $14.99 per year. MC Foundations asks for nothing beyond the download.

MC Foundations holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: NAVADMIN Viewer has 1.1K ratings behind it against 3, so its average is the more settled of the two.

NAVADMIN Viewer ships an update every 2 days, MC Foundations every 3 months. Both last shipped on October 21, 2026.

## The numbers

| Metric | NAVADMIN Viewer | MC Foundations |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (1.1K ratings)](https://appshunter.io/ios/app/navadmin-viewer/id1345135985/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/mc-foundations/id6476516278/reviews)** |
| Number of ratings | **1.1K** | 3 |
| Positive reviews | 29.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 3 MB | 54 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Anson Liu](https://appshunter.io/developer/1024660369) | [Program Executive Office for Enterprise Information Systems, Sea Warrior Program](https://appshunter.io/developer/1477503418) |

## What reviewers say

### NAVADMIN Viewer

[App page](https://appshunter.io/ios/app/navadmin-viewer/id1345135985)

Access and search official Navy and Marine Corps administrative messages on your mobile device. View messages offline, find referenced publications easily, and utilize features like Spotlight Search and Siri Shortcuts. An experimental tool can even identify military ribbons and medals.

**Highlights:** Searchable message database, Offline message viewing, Automatic message fetching, Highlighted referenced publications, Experimental Uniform Detector, Customizable font options

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Extended Access | $14.99 | per year |

**What reviewers like**

- 👍 Convenient and easy to use
- 🚀 Efficient for quick reference
- 💡 Useful for teaching young sailors

**What reviewers complain about**

- 💰 Paywall for accessing older messages
- 🔓 Free alternative available on website
- 🐛 App not updating with new messages

**Reported bugs**

- App crashing or shutting down
- Compatibility issues with device updates

**Requested features**

- Add widgets for quick access
- Include more Navy resources (ALNAV, FORCM, etc.)
- Improve notification system


### MC Foundations

[App page](https://appshunter.io/ios/app/mc-foundations/id6476516278)

This app offers essential tools and information for U.S. Navy Mass Communication Specialists. Access digital study guides, training manuals, review questions, and advancement exam references to support your career.

**Highlights:** Digital study guides, Training manuals, Review questions, Advancement exam references, Contact information

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

**In-app purchases:** none


## Frequently asked questions

### Is NAVADMIN Viewer free?

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

### Is MC Foundations free?

MC Foundations is free to download, with no in-app purchases.

### Which has better reviews, NAVADMIN Viewer or MC Foundations?

MC Foundations is rated higher. NAVADMIN Viewer averages 4.6 out of 5 from 1.1K ratings, while MC Foundations averages 5.0 from 3 ratings.

### Do NAVADMIN Viewer or MC Foundations have ads?

Neither NAVADMIN Viewer nor MC Foundations shows ads.

### Which is updated more often, NAVADMIN Viewer or MC Foundations?

NAVADMIN Viewer ships an update every 2 days, and MC Foundations every 3 months. Most recently, NAVADMIN Viewer was updated on October 21, 2026 and MC Foundations 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.*