Best Nautical Rules Apps

250+ iOS apps curated and reviewed

4.1 avg rating
12 free apps
Updated October 2026

Looking for free nautical rules apps? 12 of our 250+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Nautical Rules Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Nautical RulesNautical RulesFree5.0★ (12)NoNoOct 2026
2The Nautical School ExamTutor+The Nautical School ExamTutor+Free4.1★ (25)NoYesOct 2026
3Navigation RulesNavigation Rules$3.994.8★ (389)NoNoOct 2026
4NavRulesNavRules$15.993.9★ (19)NoNoOct 2026
5Rules of Sailing Tips 2.0Rules of Sailing Tips 2.0Free—NoNoMay 2026
6Marine Rules of the RoadMarine Rules of the Road$6.99—NoNoOct 2026
7Nav Rules: COLREGS Exam PrepNav Rules: COLREGS Exam Prep$14.99—NoNoSep 2026
8Aspect: Nav Rules DrillsAspect: Nav Rules DrillsFree—NoYesSep 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(12 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(25 ratings)
FreeIn-App Purchases
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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😊(389 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
  • 📖 Well-organized table of contents and structure
  • 🖼️ Visual diagrams and light illustrations helpful for understanding
  • 🔍 Good search functionality
  • ⭐ Reliable and accurate content matching official rules
  • 📱 Convenient portable alternative to physical books
  • 🎯 Bookmarking and favorites feature

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))
  • ❌ Limited additional features beyond basic text content
  • 🔄 Clicking definitions forces users to search for original page again
  • ⚠️ Misleading app description regarding graphics and features
  • 🌍 No clear differentiation between international and inland rules
  • 📊 Lacks interactive elements like quizzes or tests

More Nautical Rules apps to explore

FAQ about Nautical Rules

What are the best nautical rules apps for iPhone?
Nautical Rules tops our nautical rules apps ranking as of October 2026, with a 5.0-star average from 12 App Store ratings, and it's free to download.
Yes — 12 of the top nautical rules apps 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 October 2026.
We track 250+ nautical rules apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.