Best Boating Rules Apps

250+ iOS apps curated and reviewed

4.1 avg rating
17 free apps
Updated September 2026

Finding the right boating rules apps can be overwhelming with so many options. We've analyzed 250+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Boating Rules Apps (September 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Navigation RulesNavigation Rules$3.994.8★ (386)NoNoSep 2026
2Nautical RulesNautical RulesFree5.0★ (4)NoNoJul 2026
3i-Boating: Marine Charts & Gpsi-Boating: Marine Charts & GpsFree4.5★ (15K)NoYesSep 2026
4Navigation Rules ProNavigation Rules Pro$4.994.8★ (442)NoNoAug 2026
5Navionics® BoatingNavionics® BoatingFree2.9★ (2.3K)NoYesSep 2026
6Boat NotesBoat NotesFreeNoNoAug 2026
7COLREGS: Rules of the RoadCOLREGS: Rules of the Road$4.99NoNoAug 2026
8Boat Trader - Boats for SaleBoat Trader - Boats for SaleFree4.8★ (175K)YesNoSep 2026

Top Picks for Boating Rules

Navigation Rules#1

Navigation Rules by Calculated Industries

Boating Regulations
Editor's Choice
🔍 Reference
4.8😊(386 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
Nautical Rules#2

Nautical Rules by Joseph Kim

Master the Rules of the Road
Strong Contender
🗺️ 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.

i-Boating: Marine Charts & Gps#3

i-Boating: Marine Charts & Gps by Bist LLC

Lake Depth Map,Sailing Plotter
Worth Considering
🗺️ Navigation
4.5😊(15K ratings)
FreeIn-App Purchases
#97in Navigation
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Navigate waterways with detailed marine charts and GPS. Features include route planning, voice-guided navigation, tide and current predictions, and track recording. Offers extensive map coverage for various regions and inland rivers.

What We Love

  • 🚀 Accurate GPS and navigation
  • 🗺️ Detailed nautical charts
  • 📊 Helpful fishing and structure information
  • 🔍 Useful for finding unexplored fishing spots
  • 💻 Offline functionality works well

Room to Improve

  • 🌐 GPS/location issues, inaccurate positioning
  • 💰 Expensive recurring subscription model
  • 🔁 Difficulty restoring purchased content on new devices
  • 🔧 Poor customer support and lack of response
  • 📦 Missing coverage for some lakes/waterways

More Boating Rules apps to explore

FAQ about Boating Rules

What are the best boating rules apps for iPhone?
Navigation Rules tops our boating rules apps ranking as of September 2026, with a 4.8-star average from 386 App Store ratings, and it's priced at $3.99.
Yes — 17 of the top boating rules apps we rank are free to download, including Nautical Rules and i-Boating: Marine Charts & Gps.
Navigation Rules has no ads and has no in-app purchases, according to its App Store listing as of September 2026.
We track 250+ boating rules apps on the iOS App Store as of September 2026, ranked by rating, recency, and analysis of real user reviews.
This app contains the complete International Regulations for Preventing Collisions at Sea, 1972 (COLREGs), including amendments. It also includes the Inland Navigation Rules, which are in effect for all inland waters, including the Great Lakes.
The app features an annotated table of contents and a powerful search function. These tools allow you to quickly locate any specific rule and its related references within the regulations.