Best Nautical Rules Apps & Games

185+ iOS apps & games curated and reviewed

4.2 avg rating
14 free apps & games
Updated July 2026

Looking for free nautical rules apps and games? 14 of our 185+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Nautical Rules Apps & Games (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Nautical RulesNautical RulesFree5.0★ (4)NoNoJul 2026
2The Nautical School ExamTutor+The Nautical School ExamTutor+Free4.1★ (24)NoYesJul 2026
3Navigation RulesNavigation Rules$3.994.8★ (376)NoNoJun 2026
4NavRulesNavRules$15.994.0★ (17)NoNoJul 2026
5Rules of Sailing Tips 2.0Rules of Sailing Tips 2.0FreeNoNoMay 2026
6Marinus: maritime rulesMarinus: maritime rulesFree4.4★ (214)YesYesJul 2026
7Sea Trials - USCG License ExamSea Trials - USCG License ExamFree4.7★ (374)NoYesJul 2026
8ilearntoboatilearntoboatFree2.4★ (442)NoNoJul 2026

Top Picks for Nautical Rules

Nautical Rules#1

Nautical Rules by Joseph Kim

Master the Rules of the Road
Editor's Choice
🗺️ Navigation
5.0(4 ratings)
Free
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Master USCG Navigation Rules with a comprehensive question bank and smart study features. Track your progress, practice for exams, and study offline to navigate with confidence.

The Nautical School ExamTutor+#2

The Nautical School ExamTutor+ by Nautical School

Learn Rules of the Road
Strong Contender
📚 Education
4.1(24 ratings)
FreeIn-App Purchases
The Nautical School ExamTutor+ screenshot 1
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Prepare for your USCG OUPV examination with this comprehensive learning program. It offers over 1,300 practice questions, instant feedback, and detailed explanations to help you master the Nautical Inland and International Rules of the Road.

Navigation Rules#3

Navigation Rules by Calculated Industries

Boating Regulations
Worth Considering
🔍 Reference
4.8😊(376 ratings)
$3.99
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Access the complete International Regulations for Preventing Collisions at Sea (COLREGs) and Inland Navigation Rules. This app provides a searchable, annotated version of boating regulations, ideal for quick reference and sharing information.

What We Love

  • 👍 Easy to navigate and user-friendly interface
  • 📚 Comprehensive reference material for navigation rules
  • 🚀 Quick access to rules on-the-go
  • 🎓 Excellent study tool for maritime exams and licenses

Room to Improve

  • 🐛 Poor navigation between rules requires multiple menu presses
  • 📄 Walls of text with limited visual content
  • 🎨 Inconsistent formatting in some sections (e.g., 8F(iii))

More Nautical Rules apps to explore

4
NavRules
NavRules
NavRules
by Mintaka Innovations
$15.99

Master nautical navigation rules with practice exams and a comprehensive rule book. Focus your learning by customizing tests based on question type, rule, and filter. Track your progress and review answers with detailed explanations.

Customizable practice examsInternational and US Inland rulesQuestion filtering by text or rule
🗺️ Navigation
(17)
paid
5
Rules of Sailing Tips 2.0
Rules of Sailing Tips 2.0
Rules of Sailing Tips 2.0
Right of Way Rules for Sailors
Free

Learn essential sailing rules for right-of-way with animated video clips and printable comments. Master tacking, port, and starboard rules to avoid collisions and gain a tactical advantage on the water. Designed for both novice and experienced sailors.

Animated video clips explaining right-of-way rulesPrintable PDF comments for extended learningCovers four main right-of-way rules (10, 11, 12, 13)
⚽ Sports
(0)
free
6
Marinus: maritime rules
Marinus: maritime rules
Marinus: maritime rules
COLREGs, IRPCS, IALA & more!
Free

This app provides comprehensive guidance on maritime navigation rules and signals. It offers detailed information on flags, lights, sounds, and buoyage systems, along with interactive quizzes and a map feature. Designed for sailors, it ensures safe navigation on any vessel.

Maritime flags and meaningsWeather scales and cloud identificationSound signal guidance
📚 Education
(214)
free with in-app purchases
7
Sea Trials - USCG License Exam
Sea Trials - USCG License Exam
Sea Trials - USCG License Exam
Upgrade USCG License
Free

Prepare for U.S. Coast Guard DECK & ENGINE exams with this comprehensive study tool. Access an updated question bank, official diagrams, and real-time scoring. Advanced features like custom tests and AI tutoring are available via upgrade.

USCG question bankOfficial USCG diagramsReal-time scoring
📚 Education
(374)
free with in-app purchases
8
ilearntoboat
ilearntoboat
ilearntoboat
Interactive Boating Course
Free

This app is a mobile companion for an interactive boating safety course. It uses a branching narrative story with role-playing simulations to teach boating knowledge and decision-making skills. The course meets national boating safety education requirements.

Interactive boating safety courseBranching narrative storyRole-playing simulations
📚 Education
(442)
free
9
Nautical Charts & Maps
Nautical Charts & Maps
Nautical Charts & Maps
Nautical Charts & Marine Maps
$8.99

Access NOAA Electronic Navigational Charts (ENC) for offline marine navigation. View detailed information like buoys, depths, and port features. Overlay NOAA weather maps including radar, sea temperature, and wind data.

NOAA Electronic Navigational Charts (ENC)Offline chart downloadsDetailed chart information
🗺️ Navigation
(3.8K)
free
10
US Sailing Racing Rules
US Sailing Racing Rules
US Sailing Racing Rules
Rules and Resources
Free

Access and reference the official racing rules of sailing anytime, anywhere. This app offers searchable rules, media resources, and tools to submit protests and draw animated diagrams.

Searchable racing rulesReal-time rule referenceProtest and redress submission
🔍 Reference
(27)
free
11
United States Coast Guard
United States Coast Guard
United States Coast Guard
by U.S. Coast Guard
Free

Access essential boating safety information, request vessel safety checks, and determine required equipment. File a float plan, review navigation rules, and get weather updates. Report hazards, pollution, or suspicious activity to help protect waterways and ensure safety.

Boating safety laws and requirementsRequest vessel safety checkRequired and recommended safety equipment
🌟 Lifestyle
(58)
free
12
Port Control
Port Control
Port Control
Manage to ports!
Free

Guide ships to safe port approaches by drawing their paths. Avoid collisions with other vessels and manage your ships' fuel levels. Ensure successful arrivals by refueling when necessary.

Guide ships to portsDraw safe pathsAvoid ship collisions
🎮 Games
(252)
free
13
Boat-Ed+
Boat-Ed+
Boat-Ed+
Fast, Official Boater Ed
Free

Learn boating safety through interactive simulations and a virtual instructor. Earn your official, lifetime boater safety certification recognized nationwide. Optimized for touch devices and available offline.

Virtual instructor with real-time feedbackScenario-driven trainingOn-the-water simulations
📚 Education
(24)
free
14
SeaSmart: Rules of the Road
SeaSmart: Rules of the Road
SeaSmart: Rules of the Road
by Nicholas Co
Free

Master maritime navigation rules with exam-style drills and custom quizzes. This app provides a comprehensive reference to COLREGS, helping users confidently recall regulations for exams and safe boating. Track progress and focus on weak areas for effective learning.

Exam-style drillsCustomizable quizzesAdaptive practice
📚 Education
(2)
free
15
i-Boating: USA Marine Charts
i-Boating: USA Marine Charts
i-Boating: USA Marine Charts
Nautical + Lake Contour Maps
$29.99

This app provides detailed marine and lake navigation charts, including NOAA vector charts, USACE inland river maps, and contour maps for anglers. It offers advanced GPS features like voice-prompted route assistance, track recording, and tide/current predictions for safe and efficient boating.

NOAA marine vector chartsFreshwater lake contour mapsVoice-prompted route assistance
🗺️ Navigation
(179)
free with in-app purchases
16
Lights and Shapes
Lights and Shapes
Lights and Shapes
Maritime rules in 3D
$6.99

Master maritime navigation rules with interactive 3D models of vessels. Learn to identify ships, understand their routes, and avoid collisions by exploring day and night views. Ideal for boaters, students, and maritime professionals seeking an engaging learning experience.

Interactive 3D vessel modelsDay and night viewsOfficial text of navigation rules
📚 Education
(0)
paid
17
iSailGPS : NOAA USA RNC Charts
iSailGPS : NOAA USA RNC Charts
iSailGPS : NOAA USA RNC Charts
Marine Nautical Chart Plotter
$7.99

Transform your device into a powerful GPS navigation tool with detailed US NOAA nautical charts. Navigate safely even without a cell signal, track your journey, set waypoints, and create custom routes. Ideal for sailors and boaters needing reliable marine navigation.

USA NOAA Raster Nautical ChartsOffline GPS navigationTrack recording and display
🗺️ Navigation
(71)
paid
18
Neptune: Navigation Rules
Neptune: Navigation Rules
Neptune: Navigation Rules
USCG Exam & COLREGS Prep
Free
$4.99 | 100% OFF

Prepare for USCG COLREG and OOD exams with a comprehensive study system. Features AI tutoring, interactive 3D visuals for lights and shapes, and a complete question bank with intelligent test modes and progress tracking.

AI-powered tutor for rule explanationsInteractive 3D lights and shapes trainerOfficial USCG question bank
📚 Education
(13)
free
19
Orca: Boat GPS, Charts, Routes
Orca: Boat GPS, Charts, Routes
Orca: Boat GPS, Charts, Routes
GPS Chart Route Sail Powerboat
Free

Navigate the waters with advanced marine charts, intelligent route planning, and real-time weather and vessel tracking. This app offers offline chart access and can integrate with hardware for a comprehensive boating experience.

Marine chartsIntelligent routingLive AIS tracking
🗺️ Navigation
(318)
free with in-app purchases
20
Waterway Guide
Waterway Guide
Waterway Guide
Trusted Boating Resource
Free

This app provides a comprehensive boating resource with a verified database of marinas, anchorages, and navigation alerts. Users can access real-time hazard information, plan trips with a digital handbook, and utilize detailed content optimized for mobile devices. Engage with a community of boaters through comments and reviews.

Verified points of interest databaseReal-time navigation alertsCommunity comments and reviews
🗺️ Navigation
(2.8K)
free with in-app purchases

FAQ about Nautical Rules

What are the best nautical rules apps & games for iPhone?
Nautical Rules tops our nautical rules apps & games ranking as of July 2026, with a 5.0-star average from 4 App Store ratings, and it's free to download.
Yes — 14 of the top nautical rules apps & games we rank are free to download, including Nautical Rules and The Nautical School ExamTutor+.
Nautical Rules has no ads and has no in-app purchases, according to its App Store listing as of July 2026.
We track 185+ nautical rules apps & games on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Nautical Rules is an educational study aid designed to help users master the USCG Navigation Rules (COLREGS). It offers a comprehensive question bank, smart study features, and progress tracking to prepare users for exams and improve their maritime knowledge.
No, Nautical Rules does not require an internet connection. You can study anywhere, anytime, making it convenient for learning on the go without relying on Wi-Fi or cellular data.