---
title: "Nautical Rules - Reviews, Revenue and Downloads in United States | Apple App Store"
description: "Nautical Rules is the ultimate study companion for mastering the USCG Navigation Rules (COLREGS). Whether you're preparing for your captain's license exam or refreshing your maritime knowledge, this a"
---

# Nautical Rules — United States
> Master the Rules of the Road

![Nautical Rules App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/d5/9b/81/d59b8156-fa2f-c28c-3205-c4833de7f54a/AppIcon-0-0-1x_U007epad-0-1-85-220.png/434x0w.png)

**Developer:** [Joseph Kim](https://apptail.io/developer/joseph-kim-aOlBhb)
**Category:** Navigation
**Rating:** 5.0/5 (12 ratings)
**Price:** Free
**Bundle ID:** com.nauticalrules.app
**Store:** Apple App Store
**Country:** United States
**Version:** 2.2 (released 2026-01-20)
**Original Release:** 2025-12-08
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id6756220989)
**AppTail Page:** [https://apptail.io/app/nautical-rules-MuLx/united-states](https://apptail.io/app/nautical-rules-MuLx/united-states)

## Nautical Rules Description
Nautical Rules is the ultimate study companion for mastering the USCG Navigation Rules (COLREGS). Whether you're preparing for your captain's license exam or refreshing your maritime knowledge, this app provides everything you need to succeed.

COMPREHENSIVE QUESTION BANK
- Over 1,200 practice questions covering all Navigation Rules
- Questions for both Inland and International waters
- Covers Steering & Sailing Rules, Lights & Shapes, Sound Signals, and more
- Detailed explanations

SMART STUDY FEATURES
- Take customizable tests with 10, 25, 50, or 100 questions
- Practice mode with immediate feedback and explanations
- Focus Area suggestions to target your weakest rules
- Bookmark questions for later review
- Review your mistakes to reinforce learning

TRACK YOUR PROGRESS
- Activity dashboard with test history and statistics
- See your accuracy by rule (Rule 1, Rule 2, etc.)
- Track your study streak and mastery level
- View detailed results for each completed test

DESIGNED FOR MARINERS
- Clean, intuitive interface optimized for study sessions
- No internet connection required - study anywhere
- All questions based on official USCG Navigation Rules
- Perfect for captains, SWO, sailors, and maritime professionals

Whether you're studying for the USCG license exam, improving your seamanship skills, or just want to stay sharp on the water, Nautical Rules gives you the tools to succeed.

Download now and navigate with confidence!

---
Note: This app is an educational study aid and is not affiliated with or endorsed by the U.S. Coast Guard. For official rules and regulations, consult the official USCG Navigation Rules publications.

## Nautical Rules Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/51/83/dd/5183dd59-7193-2863-a59c-fc028548236f/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2025-12-30_at_17.01.21.png/1242x2688.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/ed/0b/0e/ed0b0efc-f758-f834-83fb-bb73ec55ba1e/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2025-12-30_at_17.02.13.png/1242x2688.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/96/71/6b/96716bdb-1ca9-81bd-f08a-a99588b569de/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2025-12-30_at_17.02.31.png/1242x2688.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/d2/f3/d1/d2f3d14e-b1d2-4566-eb45-e4ec31fa718b/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2025-12-30_at_17.01.48.png/1242x2688.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/02/30/fc/0230fc14-d027-e73f-22b5-7a3cc078b0d1/Simulator_Screenshot_-_iPhone_17_Pro_Max_-_2025-12-30_at_17.01.38.png/1242x2688.png)

## Nautical Rules Rating Breakdown in United States
- 5 stars: 12 (100%)
- 4 stars: 0 (0%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 stars: 0 (0%)






## Nautical Rules Available In
- [United States](https://apptail.io/app/nautical-rules-MuLx/united-states)
- [United Kingdom](https://apptail.io/app/nautical-rules-MuLx/united-kingdom)
- [Argentina](https://apptail.io/app/nautical-rules-MuLx/argentina)
- [Australia](https://apptail.io/app/nautical-rules-MuLx/australia)
- [Azerbaijan](https://apptail.io/app/nautical-rules-MuLx/azerbaijan)
- [Belgium](https://apptail.io/app/nautical-rules-MuLx/belgium)
- [Bulgaria](https://apptail.io/app/nautical-rules-MuLx/bulgaria)
- [Bahrain](https://apptail.io/app/nautical-rules-MuLx/bahrain)
- [Brunei](https://apptail.io/app/nautical-rules-MuLx/brunei)
- [Belarus](https://apptail.io/app/nautical-rules-MuLx/belarus)
- [Canada](https://apptail.io/app/nautical-rules-MuLx/canada)
- [Switzerland](https://apptail.io/app/nautical-rules-MuLx/switzerland)
- [Chile](https://apptail.io/app/nautical-rules-MuLx/chile)
- [Cyprus](https://apptail.io/app/nautical-rules-MuLx/cyprus)
- [Germany](https://apptail.io/app/nautical-rules-MuLx/germany)
- [Algeria](https://apptail.io/app/nautical-rules-MuLx/algeria)
- [Estonia](https://apptail.io/app/nautical-rules-MuLx/estonia)
- [Egypt](https://apptail.io/app/nautical-rules-MuLx/egypt)
- [Spain](https://apptail.io/app/nautical-rules-MuLx/spain)
- [Finland](https://apptail.io/app/nautical-rules-MuLx/finland)
- [France](https://apptail.io/app/nautical-rules-MuLx/france)
- [Ghana](https://apptail.io/app/nautical-rules-MuLx/ghana)
- [Greece](https://apptail.io/app/nautical-rules-MuLx/greece)
- [Croatia](https://apptail.io/app/nautical-rules-MuLx/croatia)
- [Indonesia](https://apptail.io/app/nautical-rules-MuLx/indonesia)
- [India](https://apptail.io/app/nautical-rules-MuLx/india)
- [Iceland](https://apptail.io/app/nautical-rules-MuLx/iceland)
- [Japan](https://apptail.io/app/nautical-rules-MuLx/japan)
- [Kenya](https://apptail.io/app/nautical-rules-MuLx/kenya)
- [South Korea](https://apptail.io/app/nautical-rules-MuLx/south-korea)
- [Sri Lanka](https://apptail.io/app/nautical-rules-MuLx/sri-lanka)
- [Lithuania](https://apptail.io/app/nautical-rules-MuLx/lithuania)
- [Luxembourg](https://apptail.io/app/nautical-rules-MuLx/luxembourg)
- [Latvia](https://apptail.io/app/nautical-rules-MuLx/latvia)
- [Madagascar](https://apptail.io/app/nautical-rules-MuLx/madagascar)
- [North Macedonia](https://apptail.io/app/nautical-rules-MuLx/north-macedonia)
- [Malta](https://apptail.io/app/nautical-rules-MuLx/malta)
- [Malaysia](https://apptail.io/app/nautical-rules-MuLx/malaysia)
- [Netherlands](https://apptail.io/app/nautical-rules-MuLx/netherlands)
- [Norway](https://apptail.io/app/nautical-rules-MuLx/norway)
- [Nepal](https://apptail.io/app/nautical-rules-MuLx/nepal)
- [New Zealand](https://apptail.io/app/nautical-rules-MuLx/new-zealand)
- [Pakistan](https://apptail.io/app/nautical-rules-MuLx/pakistan)
- [Poland](https://apptail.io/app/nautical-rules-MuLx/poland)
- [Qatar](https://apptail.io/app/nautical-rules-MuLx/qatar)
- [Romania](https://apptail.io/app/nautical-rules-MuLx/romania)
- [Saudi Arabia](https://apptail.io/app/nautical-rules-MuLx/saudi-arabia)
- [Sweden](https://apptail.io/app/nautical-rules-MuLx/sweden)
- [Singapore](https://apptail.io/app/nautical-rules-MuLx/singapore)
- [Slovenia](https://apptail.io/app/nautical-rules-MuLx/slovenia)
- [Slovakia](https://apptail.io/app/nautical-rules-MuLx/slovakia)
- [Tunisia](https://apptail.io/app/nautical-rules-MuLx/tunisia)
- [Türkiye](https://apptail.io/app/nautical-rules-MuLx/turkey)
- [Ukraine](https://apptail.io/app/nautical-rules-MuLx/ukraine)
- [United Arab Emirates](https://apptail.io/app/nautical-rules-MuLx/united-arab-emirates)
- [Uzbekistan](https://apptail.io/app/nautical-rules-MuLx/uzbekistan)
- [Armenia](https://apptail.io/app/nautical-rules-MuLx/armenia)

---

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