# VHF Trainer vs Cims

The clearest difference is price: Cims at Free against VHF Trainer's $9.99. Cims also leads on update cadence (every 10 days vs every 2 months). VHF Trainer's advantage is iOS requirement (7.0 vs 16.4). On ads, in-app purchases and device support there is nothing between them.

Cims is free to download; VHF Trainer costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

VHF Trainer ships an update every 2 months, Cims every 10 days. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | VHF Trainer | Cims |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/vhf-trainer/id1142393704/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | Paid | **Free** |
| Size | 692 MB | 85 MB |
| Requires iOS | **7.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Advenio Software](https://appshunter.io/developer/1142393703) | [Josep Vidal Vidal](https://appshunter.io/developer/1474236634) |

## What reviewers say

### VHF Trainer

[App page](https://appshunter.io/ios/app/vhf-trainer/id1142393704)

Learn and practice VHF radio, Digital Selective Calling, and GMDSS through illustrated chapters, interactive scenarios, and a trivia quiz. Experience maritime communication and distress situations in a safe, simulated environment.

**Highlights:** Illustrated learning chapters, 3D ship simulation, VHF equipment practice, Distress alert scenarios, Over 200 quiz questions, Knowledge assessment

**Features:** Vision Pro support

**In-app purchases:** none


### Cims

[App page](https://appshunter.io/ios/app/cims-mountain-challenges/id6740161401)

Track your progress in a challenge to conquer 100 iconic mountains across Catalonia, Northern Catalonia, and Andorra. Log ascents, discover new peaks, and engage in friendly competition with fellow mountain enthusiasts.

**Highlights:** Track progress on 100 summits, Log mountain ascents, Discover new mountains, Access essential mountain information, Friendly competition with users

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

**In-app purchases:** none


## Frequently asked questions

### Is VHF Trainer free?

VHF Trainer costs $9.99, with no in-app purchases.

### Is Cims free?

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

### Do VHF Trainer or Cims have ads?

Neither VHF Trainer nor Cims shows ads.

### Which is updated more often, VHF Trainer or Cims?

VHF Trainer ships an update every 2 months, and Cims every 10 days. Most recently, VHF Trainer was updated on October 6, 2026 and Cims on October 12, 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.*