# Mariners Medico Guide vs HCI Group

The clearest difference is update cadence: HCI Group at every 6 weeks against Mariners Medico Guide's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Mariners Medico Guide ships an update every 3 months, HCI Group every 6 weeks. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Mariners Medico Guide | HCI Group |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mariners-medico-guide/id1642481858/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 40 MB | 34 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Youwell](https://appshunter.io/developer/1584631175) | [EXPATPA](https://appshunter.io/developer/1521496105) |

## What reviewers say

### Mariners Medico Guide

[App page](https://appshunter.io/ios/app/mariners-medico-guide/id1642481858)

Provides seafarers with free, offline medical guidance for common emergencies at sea. Features step-by-step procedures, visual aids, and advice on seeking expert medical help.

**Highlights:** Offline medical guidance, Step-by-step medical procedures, Visual support, Information on ship's medications, List of onboard medical equipment, Continuously updated content

**Features:** Vision Pro support

**In-app purchases:** none


### HCI Group

[App page](https://appshunter.io/ios/app/hci-group/id6450364653)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mariners Medico Guide free?

Mariners Medico Guide is free to download, with no in-app purchases.

### Is HCI Group free?

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

### Do Mariners Medico Guide or HCI Group have ads?

Neither Mariners Medico Guide nor HCI Group shows ads.

### Which is updated more often, Mariners Medico Guide or HCI Group?

Mariners Medico Guide ships an update every 3 months, and HCI Group every 6 weeks. Most recently, Mariners Medico Guide was updated on October 27, 2026 and HCI Group on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*