Marine Mastery: Colregs Flags

Marine Mastery is a direct, interactive training tool for maritime cadets, sailors, and professionals studying for Officer of the Watch (OOW) and MCA Deck Officer exams. It strips away the fluff to provide focused drills and clear reference guides for maritime regulations.

COLREGs (Rules of the Road)
Rule Dictionary: Search all 38 regulations. Toggle between the exact legal text and simplified summaries.

Scenario Flashcards: Identify stand-on and give-way vessels, overtaking angles, and crossing situations using visual encounters.

Recall Drills: Type the exact rule number for specific definitions and scenarios to build fast recall.

IALA Buoyage & Lights
Reference Guide: Visuals for IALA Region A & B lateral, Cardinal, safe water, and isolated danger marks.

Animated Light Sequences: Tap any buoy to view a simulation of its exact flashing rhythm (e.g., Fl(2+1), Q(9), Iso).

Identification Quizzes: Identify marks by shape and top-mark, and match the correct light characteristic to the buoy.

Nautical Flags & Morse Code
ICS Flags: Memorize the A-Z alphabet flags, numeral pennants, and their single-letter maritime meanings.

Morse Code: Visual and audio references for critical sound signals.

Translation Drills: Test your ability to read flags and interpret sound signals under pressure.

App Features
Tracks your progress, working pool size, and mastery streaks.

Works completely offline for use during sea service deployments.

Dark mode interface designed for low-light bridge watches.