# Sailing Quiz HD vs Master

The clearest difference is review sentiment: Master at 97% against Sailing Quiz HD's 44%. Master also leads on in-app purchases (none vs 2) and ads (none vs shown). Sailing Quiz HD's advantage is price (Free vs $1.99). On device support and iOS requirement there is nothing between them.

Sailing Quiz HD is free to download; Master costs $1.99 up front. Sailing Quiz HD sells 2 in-app purchases, starting at $4.99 per month. Master asks for nothing beyond the download.

Master holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: Master has 100 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 44% of Sailing Quiz HD's written reviews are positive against 97% of Master's.

Sailing Quiz HD ships an update every 3 months, Master fortnightly. The most recent releases landed on October 20, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Sailing Quiz HD | Master |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | [4.5 (11 ratings)](https://appshunter.io/ios/app/sailing-quiz-hd/id488657001/reviews) | **[4.8 (100 ratings)](https://appshunter.io/ios/app/master-nav/id1602390396/reviews)** |
| Number of ratings | 11 | **100** |
| Positive reviews | 44.4% of reviews | **96.9% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 37 MB | 117 MB |
| Requires iOS | **14.5** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nautica SIA](https://appshunter.io/developer/486201925) | [Peterjohn Chisholm](https://appshunter.io/developer/1602390398) |

## What reviewers say

### Sailing Quiz HD

[App page](https://appshunter.io/ios/app/sailing-quiz-hd/id488657001)

Enhance your maritime knowledge with interactive lessons and quizzes covering navigation, safety, and regulations. This app is ideal for sailors, yachters, and boaters of all levels to prepare for exams or refresh their skills. Learn and practice essential sailing concepts anytime, anywhere, even offline.

**Highlights:** Interactive lessons and quizzes, Covers chartwork, safety, buoyage, and more, Offline functionality, Questions, pictures, and animations, Regularly updated content, Suitable for beginners and experienced sailors

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $4.99 | per month |
| 1 Year | $22.99 | per year |


### 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


## Frequently asked questions

### Is Sailing Quiz HD free?

Sailing Quiz HD is free to download, with in-app purchases available.

### Is Master free?

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

### Which has better reviews, Sailing Quiz HD or Master?

Master is rated higher. Sailing Quiz HD averages 4.5 out of 5 from 11 ratings, while Master averages 4.8 from 100 ratings.

### Do Sailing Quiz HD or Master have ads?

Sailing Quiz HD shows ads; Master does not.

### Which is updated more often, Sailing Quiz HD or Master?

Sailing Quiz HD ships an update every 3 months, and Master fortnightly. Most recently, Sailing Quiz HD was updated on October 20, 2026 and Master on October 25, 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.*