Master-Nav: COLREGS IALA Tests
Peterjohn Chisholm Education iPhoneiPadiPod touch
Master-Nav: COLREGS IALA Tests is a free Education app for iPhone and iPad by Peterjohn Chisholm. Rated 5.0/5 from 1 ratings. Requires iOS 17.6.
- Rating
- 5.0
- 1 ratings
- Price
- Free
- on the App Store
- Size
- 305 MB
- Age 4+
- Updated
- Jun 15
- 2026 · v1.5
Screenshots
About Master-Nav: COLREGS IALA Tests
Master-Nav: COLREGS IALA Tests is a free practice app developed by a Master Mariner with 30 years of seagoing experience. Test your knowledge of the USCG Navigation Rules and IALA Maritime Buoyage System — the regulations every mariner needs to know. A straightforward way to find out where you stand, identify gaps in your knowledge and track your progress over time. Master COLREGS & IALA — the easy way.
What’s new
Version 1.5 · Updated June 15, 2026
ROR International, Inland and IALA MBS exam practice tool, developed by a Master Mariner. Test your knowledge of the rules.
App privacy
The developer, Peterjohn Chisholm, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to Master-Nav: COLREGS IALA Tests
Looking for apps like Master-Nav: COLREGS IALA Tests? Here are 6 similar apps on the App Store. The highest rated is Sailor's Deck: COLREGS (5.0/5), and all 6 are free to download.
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Master-Nav: COLREGS IALA Tests | 5.0 / 5 (1 rating) | Free | June 15, 2026 | |
| Sailor's Deck: COLREGS | 5.0 / 5 (1) | Free | Aug 11, 2026 | Compare |
| HMS ColRegCards | 1.0 / 5 (1) | Free | Apr 2, 2026 | Compare |
| Maritime Master - Radar | 4.7 / 5 (3) | Free | Jul 4, 2026 | Compare |
| Maritime Master - Skipper | 5.0 / 5 (2) | Free | Jul 12, 2026 | Compare |
| Maritime Master | – | Free | Aug 30, 2025 | Compare |
| The OOW Bible | – | Free | Aug 28, 2026 | Compare |