# Marine Rules of the Road — COLREGs Collision Trainer

> COLREGs Collision Trainer (iPhone/iPad app by Kai Mattern.)

- Source: https://appshunter.io/ios/app/marine-rules-of-the-road/id6757630383 (this page in markdown: same URL + `.md`)
- Developer: [Kai Mattern](https://appshunter.io/developer/1863017911)
- Category: Education, Reference
- Price: $6.99
- Age rating: 4+
- Requires: iOS 17.6 · 68 MB
- Languages: British English, European Spanish
- Released: 2026-01-28
- Data updated: 2026-05-18
- User reviews in markdown: https://appshunter.io/ios/app/marine-rules-of-the-road/id6757630383/reviews.md

## What is Marine Rules of the Road?

Master the COLREGs through realistic, scenario-based maritime training built for real-world situations at sea.
Part of the Marine Trainer series, this app helps you build confidence, sharpen decision-making, and prepare effectively for exams or professional operations.
Designed to support structured learning and ongoing revision, it complements — but does not replace — official publications, certified instruction, or professional judgement.


## Version history (last 2 releases)

### 2.0.0 — 2026-03-02

English and Spanish version now, enhanced learning algorithm

### 1.0.0 — 2026-01-28

No release notes.

## More apps by Kai Mattern

- [Marine Nav Lights Trainer](https://appshunter.io/ios/app/marine-nav-lights-trainer/id6757606955)
- [Marine IALA A Buoyage Trainer](https://appshunter.io/ios/app/marine-iala-a-buoyage-trainer/id6757633608)
- [IALA buoyage B Trainer](https://appshunter.io/ios/app/iala-buoyage-b-trainer/id6758349165)
- [Weather Trainer App](https://appshunter.io/ios/app/weather-trainer-app/id6758983478)

All apps by Kai Mattern: https://appshunter.io/developer/1863017911

## Related topics

[marine rules of the road](https://appshunter.io/ios/topics/marine-rules-of-the-road)

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-18.*