# Dynamic Positioning Operation. vs Maritime Master

The clearest difference is price: Maritime Master at Free against Dynamic Positioning Operation.'s $6.99. Maritime Master also leads on update cadence (every 2 weeks vs every 38 months). Dynamic Positioning Operation.'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; Dynamic Positioning Operation. costs $6.99 up front. Maritime Master sells 2 in-app purchases, starting at $1.99 per month. Dynamic Positioning Operation. asks for nothing beyond the download.

Dynamic Positioning Operation. ships an update every 38 months, Maritime Master every 2 weeks. The most recent releases landed on October 9, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Dynamic Positioning Operation. | Maritime Master |
| --- | --- | --- |
| Price | $6.99 | **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 38 months | **Every 2 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 6 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

### Dynamic Positioning Operation.

[App page](https://appshunter.io/ios/app/dynamic-positioning-operation/id6463010492)

**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 Dynamic Positioning Operation. free?

Dynamic Positioning Operation. costs $6.99, with no in-app purchases.

### Is Maritime Master free?

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

### Do Dynamic Positioning Operation. or Maritime Master have ads?

Neither Dynamic Positioning Operation. nor Maritime Master shows ads.

### Which is updated more often, Dynamic Positioning Operation. or Maritime Master?

Dynamic Positioning Operation. ships an update every 38 months, and Maritime Master every 2 weeks. Most recently, Dynamic Positioning Operation. was updated on October 9, 2026 and Maritime Master on October 30, 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.*