# SOLAS4 vs Maritime Master

The clearest difference is price: SOLAS4 at $1.99 against Maritime Master's $9.99. SOLAS4 also leads on iOS requirement (11.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

SOLAS4 costs $1.99 and Maritime Master $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | SOLAS4 | Maritime Master |
| --- | --- | --- |
| Price | **$1.99** | $9.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/maritime-master-oow/id6748314674/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 weeks |
| Monetization | — | Paid |
| Size | 69 MB | 21 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [OLEKSANDR IZERGIN](https://appshunter.io/developer/1678396126) | [MARITIME MASTER LIMITED](https://appshunter.io/developer/1107589346) |

## What reviewers say

### SOLAS4

[App page](https://appshunter.io/ios/app/solas4/id6468890931)

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

**In-app purchases:** none


### Maritime Master

[App page](https://appshunter.io/ios/app/maritime-master-oow/id6748314674)

Master maritime knowledge with this comprehensive app. Practice radar plotting, perform essential navigation and ship calculations, and review nautical regulations and procedures. Includes interactive learning tools and exam preparation features for deck cadets and officers.

**Highlights:** Radar plotting simulator, Navigation and ship calculation suite, Nautical regulations library, COLREGs mastery tools, Interactive learning games, OOW progress tracker

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SOLAS4 free?

SOLAS4 costs $1.99, with no in-app purchases.

### Is Maritime Master free?

Maritime Master costs $9.99, with no in-app purchases.

### Do SOLAS4 or Maritime Master have ads?

Neither SOLAS4 nor Maritime Master 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.*