# Master vs Vessel Lights

The clearest difference is review sentiment: Master at 97% against Vessel Lights's 0%. Master also leads on update cadence (fortnightly vs every 8 months) and price ($1.99 vs $2.99). On ads, in-app purchases, monetization model and device support there is nothing between them.

Master costs $1.99 and Vessel Lights $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Master ships an update fortnightly, Vessel Lights every 8 months. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Master | Vessel Lights |
| --- | --- | --- |
| Price | **$1.99** | $2.99 |
| Rating | **[4.8 (100 ratings)](https://appshunter.io/ios/app/master-nav/id1602390396/reviews)** | — |
| Number of ratings | **100** | — |
| Positive reviews | **96.9% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 8 months |
| Monetization | Paid | Paid |
| Size | 117 MB | 4 MB |
| Requires iOS | **15.0** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Peterjohn Chisholm](https://appshunter.io/developer/1602390398) | [Edmund Broadbent](https://appshunter.io/developer/1440789617) |

## 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


### Vessel Lights

[App page](https://appshunter.io/ios/app/vessel-lights/id6444007185)

Test your knowledge of maritime navigation lights. Match descriptions to the correct visual representation of vessel lights to improve your understanding and memorization. Achieve high scores to master night and low-visibility signaling.

**Highlights:** Match descriptions to navigation light images, Score points for correct answers, Learn from mistake explanations, Track running score total, Master night and low-visibility signaling

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

**In-app purchases:** none


## Frequently asked questions

### Is Master free?

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

### Is Vessel Lights free?

Vessel Lights costs $2.99, with no in-app purchases.

### Do Master or Vessel Lights have ads?

Neither Master nor Vessel Lights shows ads.

### Which is updated more often, Master or Vessel Lights?

Master ships an update fortnightly, and Vessel Lights every 8 months. Most recently, Master was updated on November 3, 2026 and Vessel Lights 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.*