# VHF Trainer Lite vs Master

VHF Trainer Lite and Master both sit at 5.0 stars, but that hides the real split: 100% of Master's written reviews are positive against 50% of VHF Trainer Lite's. Master also leads on update cadence (fortnightly vs monthly). VHF Trainer Lite's advantage is device support (3 vs 1) and iOS requirement (7.0 vs 17.6). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for VHF Trainer Lite against 5.0 for Master. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews are what separate them: 50% of VHF Trainer Lite's written reviews are positive against 100% of Master's.

VHF Trainer Lite ships an update monthly, Master fortnightly. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | VHF Trainer Lite | Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/vhf-trainer-lite/id1179745183/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/master-nav-colregs-iala-tests/id6758554000/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Fortnightly** |
| Monetization | Free | Free |
| Size | 471 MB | 305 MB |
| Requires iOS | **7.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Advenio Software](https://appshunter.io/developer/1142393703) | [Peterjohn Chisholm](https://appshunter.io/developer/1602390398) |

## What reviewers say

### VHF Trainer Lite

[App page](https://appshunter.io/ios/app/vhf-trainer-lite/id1179745183)

Learn and practice VHF radio, Digital Selective Calling, and GMDSS with an immersive experience. This app offers learning modules, tests, and 3D simulations to help you master maritime radiocommunication equipment and distress procedures in a safe environment.

**Highlights:** VHF radio, DSC, and GMDSS learning, Interactive tests and quizzes, 3D maritime simulation, Distress alert practice, Progress tracking and scoring

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

**In-app purchases:** none


### Master

[App page](https://appshunter.io/ios/app/master-nav-colregs-iala-tests/id6758554000)

Practice maritime navigation rules and buoyage systems with this app. It helps you identify knowledge gaps and track your progress in mastering essential regulations for mariners.

**Highlights:** USCG Navigation Rules practice, IALA Maritime Buoyage System tests, Knowledge gap identification, Progress tracking, Developed by Master Mariner

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

**In-app purchases:** none


## Frequently asked questions

### Is VHF Trainer Lite free?

VHF Trainer Lite is free to download, with no in-app purchases.

### Is Master free?

Master is free to download, with no in-app purchases.

### Which has better reviews, VHF Trainer Lite or Master?

VHF Trainer Lite and Master are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do VHF Trainer Lite or Master have ads?

Neither VHF Trainer Lite nor Master shows ads.

### Which is updated more often, VHF Trainer Lite or Master?

VHF Trainer Lite ships an update monthly, and Master fortnightly. Most recently, VHF Trainer Lite was updated on November 2, 2026 and Master on October 31, 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.*