# Container Operational Deck vs Maritime Master

The clearest difference is price: Maritime Master at Free against Container Operational Deck's $5.99. Maritime Master also leads on update cadence (every 2 weeks vs every 41 months). Container Operational Deck's advantage is in-app purchases (none vs 2) and iOS requirement (15.6 vs 17.6). On ads and device support there is nothing between them.

Maritime Master is free to download; Container Operational Deck costs $5.99 up front. Maritime Master sells 2 in-app purchases, starting at $1.99 per month. Container Operational Deck asks for nothing beyond the download.

Container Operational Deck ships an update every 41 months, Maritime Master every 2 weeks. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Container Operational Deck | Maritime Master |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| Rating | — | **[4.7 (3 ratings)](https://appshunter.io/ios/app/maritime-master-radar/id6751800471/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 41 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 49 MB | 40 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Maxim Lukyanenko](https://appshunter.io/developer/1496252741) | [MARITIME MASTER LIMITED](https://appshunter.io/developer/1107589346) |

## What reviewers say

### Container Operational Deck

[App page](https://appshunter.io/ios/app/container-operational-deck-ces/id6449503931)

**Features:** macOS Compatibility

**In-app purchases:** none


### Maritime Master

[App page](https://appshunter.io/ios/app/maritime-master-radar/id6751800471)

This simulator helps maritime students and enthusiasts practice radar navigation and collision avoidance. It offers realistic radar physics, ARPA functionality, and various display modes to enhance learning in a safe, controlled environment.

**Highlights:** Realistic radar physics with adjustable controls, Full ARPA functionality for target tracking, True and Relative Vector modes, Standard navigation tools (VRM, EBL), Multiple display and orientation modes, Scenario library for COLREGs practice, Simulated AIS overlays

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Maritime Master - Radar Pro | $1.99 | per month |
| MMR Pro Max | $4.99 | per month |


## Frequently asked questions

### Is Container Operational Deck free?

Container Operational Deck costs $5.99, with no in-app purchases.

### Is Maritime Master free?

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

### Do Container Operational Deck or Maritime Master have ads?

Neither Container Operational Deck nor Maritime Master shows ads.

### Which is updated more often, Container Operational Deck or Maritime Master?

Container Operational Deck ships an update every 41 months, and Maritime Master every 2 weeks. Most recently, Container Operational Deck was updated on November 3, 2026 and Maritime Master on November 5, 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.*