# Master vs Marine engineering. Management

The clearest difference is price: Master at $1.99 against Marine engineering. Management's $6.99. Marine engineering. Management's advantage is iOS requirement (10.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

Master costs $1.99 and Marine engineering. Management $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Master | Marine engineering. Management |
| --- | --- | --- |
| Price | **$1.99** | $6.99 |
| Rating | **[4.7 (94 ratings)](https://appshunter.io/ios/app/master-nav/id1602390396/reviews)** | — |
| Number of ratings | **94** | — |
| Positive reviews | 96.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | — |
| Monetization | Paid | — |
| Size | 117 MB | 13 MB |
| Requires iOS | 15.0 | **10.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Peterjohn Chisholm](https://appshunter.io/developer/1602390398) | [Maxim Lukyanenko](https://appshunter.io/developer/1496252741) |

## What reviewers say

### Master

[App page](https://appshunter.io/ios/app/master-nav/id1602390396)

Learn maritime navigation rules with an interactive system designed for effective retention. This app breaks down complex regulations into manageable sections with visual aids and mnemonics. It revisits incorrect answers and provides instant graphical feedback, making the learning process intuitive and efficient.

**Highlights:** Interactive learning system, Step-by-step rule guidance, Mnemonics and memory aids, Interactive visuals, Graphical feedback on answers, Practice section with progress tracking

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

**In-app purchases:** none


### Marine engineering. Management

[App page](https://appshunter.io/ios/app/marine-engineering-management/id6468473549)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Master free?

Master costs $1.99, with no in-app purchases.

### Is Marine engineering. Management free?

Marine engineering. Management costs $6.99, with no in-app purchases.

### Do Master or Marine engineering. Management have ads?

Neither Master nor Marine engineering. Management shows ads.

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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.*