ColRegs: Nav Lights & Shapes
The Other Hat
About this app
- Age 10
- Updated Apr 12, 2019
- OS IOS
Editor reviews
Master COLREGs fast with an interactive trainer for navigation lights and day shapes. Built for boaters, maritime students, and exam candidates, it turns complex rules into clear visuals and practical drills you can use online or offline.
Core features
- Visual reference: Realistic day and night views of vessels and situations for instant recognition of lights, sectors, and shapes.
- Smart practice: Quizzes and flashcards with detailed answers, progress tracking, and exam-style modes to boost recall.
- Searchable rulebook: Concise summaries and quick-look references for on-demand learning and checks underway.
Why it stands out
- Exam-focused study with efficient drills and clear explanations.
- Intuitive design that speeds recognition and decision-making.
Ideal for COLREGs training, navigation lights, day shapes, seamanship, and boating exam prep, including USCG Rules of the Road and RYA study.
Screenshots
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How to use:
1. Download and install ColRegs: Nav Lights & Shapes, then open the app.
2. Sign up or continue as guest, set your study goal, and choose units or exam board if available.
3. Explore the library: browse Lights and Shapes, open a scenario, switch between day and night, and read the linked rule summary.
4. Practice: start a quiz or flashcards, choose vessel types or situations, answer each item, then review explanations and track accuracy.
5. Go further: bookmark tricky rules, enable offline packs for at-sea access, set study reminders, and try timed mock tests to confirm readiness.