Navigation Rules Pro app icon

Apps Like Navigation Rules Pro for iPhone and iPad

Access , charts, and COLREGS documents

Provides access to COLREGS and Inland , including amendments. It includes sound and light signals, steering and sailing , and other essential boating references. Users can search and bookmark regulations for quick reference.

by Calculated Industries, Inc.★ 4.8442 ratingsReference$4.99Data updated 2026-09-19

Navigation Rules Pro screenshots

Ranked alternatives

Showing 1–20 of 1,000 ranked alternatives.

  1. Navigation Rules app icon

    Navigation Rules

    Calculated Industries, Inc.

    Complete maritime navigation regulations reference.

    The app provides the International Regulations for Preventing Collisions at Sea, 1972, and Inland Navigation Rules. It features an annotated table of contents, a search function, and a selected page for quick access to rules.

    ★ 4.8387 ratingsReference$3.99Data updated 2026-09-19
  2. FedEx Mobile app icon

    FedEx Mobile

    FedEx Corporate Services, Inc.

    Track packages and manage shipments

    Manage packages with real-time tracking via interactive map. Enroll in Delivery Manager to control deliveries. Hold packages at nearby locations or set vacation holds. Leave delivery instructions and sign for packages from your phone.

    ★ 4.6398,033 ratingsBusinessFreeData updated 2026-09-23
  3. Night Sky app icon

    Night Sky

    iCandi Apps Ltd.

    Identify celestial objects in real time

    Identify stars, planets, and constellations by pointing the device skyward. View celestial objects in augmented reality. Access detailed information about satellites and space stations. Use AI to guide and explain astronomical features.

    ★ 4.7495,674 ratingsReferenceFreeData updated 2026-09-23
  1. Marinus: maritime rules app icon

    Marinus: maritime rules

    Alejandro Martinez de Carvajal

    Search navigation instantly anywhere

    COLREGs offers flag identification, weather scales, cloud recognition, sound signal guidance, and vessel light details. Users can access navigation , interpret flags, and understand sound and light signals for safe boating.

    ★ 4.4214 ratingsEducationFreeData updated 2026-09-08
  2. Marine Rules & Signals app icon

    Marine Rules & Signals

    FB Imray Laurie Norie & Wilson GmbH

    Rules and signals at sea.

    The app provides a reference for maritime rules and signals, including steering, lights, sound signals, and distress signals. It also covers buoyage systems, flags, radio calls, and life-saving communications with learning cards for content review.

    ★ 2.97 ratingsNavigation$5.99Data updated 2026-09-23
  3. Holy Bible King James + Audio app icon

    Holy Bible King James + Audio

    Bible App Labs LLC

    Study texts and take notes

    Access texts in multiple translations including KJV, NKJV, NIV, and others. Navigate quickly between chapters and verses. Take notes and save them for later.

    ★ 4.9152,580 ratingsReferenceFreeData updated 2026-09-08
  4. MapXplorer: GPS Navigation app icon

    MapXplorer: GPS Navigation

    GOLDLAB APPLICATIONS YAZILIM VE BILISIM ANONIM SIRKETI

    With real-time maps and GPS

    With real-time traffic updates, turn-by-turn directions, and GPS tracking. View maps with zoom and rotate features. Receive alerts for speed cameras and road closures. Save favorite locations and share trip details.

    ★ 4.534,139 ratingsNavigationFreeData updated 2026-09-23
  5. Seamanship app icon

    Seamanship

    Calculated Industries, Inc.

    U.S. Coast Guard approved boating procedures.

    The app provides information and procedures for boaters. It contains approved methods and procedures for Coast Guard boat operations, serving as a primary reference for training.

    ★ 5.022 ratingsReference$2.99Data updated 2026-09-16
  6. what3words: Navigation & Maps app icon

    what3words: Navigation & Maps

    What3Words Limited

    Navigate to precise locations with three words

    Find precise locations using three unique words. Share and navigate to exact meet-up points. Locate apartments, businesses, or parking spaces. Save key locations for incident reporting or reference.

    ★ 4.843,973 ratingsNavigationFreeData updated 2026-09-23
  7. i-Boating: Marine Charts & Gps app icon

    i-Boating: Marine Charts & Gps

    Bist LLC

    Navigate with and river

    Access for the USA, Canada, UK/Ireland, Germany, Netherlands, and European rivers. View NOAA vector , freshwater lake maps, and USACE inland river maps with bathymetry data. Create or import GPX/KML routes. Use voice prompts for route navigation.

    ★ 4.514,838 ratingsNavigationFreeData updated 2026-09-09
  8. iNavX: Marine Navigation app icon

    iNavX: Marine Navigation

    NavX Studios LLC

    Navigate with real-time charts and weather data

    Access charts, maps, weather data, and AIS information. Navigate with worldwide chart coverage from multiple providers. View real-time weather and track vessel position. Set waypoints and measure distances between points.

    ★ 4.821,649 ratingsNavigationFreeData updated 2026-09-08
  9. Argo Navigation: Boat GPS, Map app icon

    Argo Navigation: Boat GPS, Map

    ARGO TECHNOLOGIES, LLC

    Navigate and track boat trips

    Track boat trips and navigate to destinations in North America. View real-time locations of friends. Access local knowledge from other boaters. Set and follow routes. Share trip details with others. Receive updates and alerts.

    ★ 4.96,175 ratingsNavigationFreeData updated 2026-09-11
  10. Fishing Points: Map & Forecast app icon

    Fishing Points: Map & Forecast

    Fishing Points d.o.o.

    Catch fish with real-time forecasts

    View forecasts to determine optimal times. Access maps for discovering new spots. Track tides and weather conditions. Log catches and share findings with other anglers. Sync data across devices for continuous tracking.

    ★ 4.730,853 ratingsSportsFreeData updated 2026-09-12
  11. Constitution of United States. app icon

    Constitution of United States.

    T3Pixel LTD

    Explore, study, and understand the

    Access the full text of the 1789 States . Search for specific articles or amendments. Highlight and annotate text. Bookmark sections for later review. Share excerpts via email or social media. Sync notes across devices.

    ★ 4.86,341 ratingsReferenceFreeData updated 2026-09-13
  12. Compass ⊘ app icon

    Compass ⊘

    Christophe Pereira

    Elegant compass for outdoor adventures.

    The app transforms devices into a compass with a rustic aesthetic and user-friendly interface. It provides location, altitude, and orientation using device sensors for navigation and everyday use.

    ★ 4.66,253 ratingsNavigationFreeData updated 2026-09-14
  13. Nautical Rules app icon

    Nautical Rules

    Joseph Kim

    Study navigation and practice exams

    Study Navigation with over 1,200 practice questions covering Inland and International waters. Topics include Steering & Sailing , Lights & Shapes, and Sound Signals. Each question has detailed explanations.

    ★ 5.04 ratingsNavigationFreeData updated 2026-09-06
  14. Boater's Pocket Reference app icon

    Boater's Pocket Reference

    Calculated Industries, Inc.

    Browse boating charts and images

    Access boating information with detailed charts, graphs, and illustrations. Look up formulas, safety guidelines, and equipment specifications. Search for content by topic or use the table of contents. View 800+ images and diagrams for visual .

    ★ 4.8408 ratingsReference$4.99Data updated 2026-09-11
  15. ICD10 Consult app icon

    ICD10 Consult

    Evan Schoenberg, M.D.

    Searchable ICD10-CM resource at fingertips.

    The app provides a searchable ICD10-CM resource with flexible search and customizable notes. It offers deep code analysis and cross-references medical acronyms and synonyms for user convenience.

    ★ 4.814,062 ratingsMedicalFreeData updated 2026-09-13
  16. Savvy Navvy: Boat Navigation app icon

    Savvy Navvy: Boat Navigation

    SAVVY NAVVY LTD

    Track routes, view charts, and monitor weather

    View real-time GPS location and track movement. Access marine charts, weather forecasts, and tide information. Plan routes with smart routing features. Set and monitor alerts. Share coordinates and waypoints.

    ★ 4.78,162 ratingsNavigationFreeData updated 2026-09-16

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.