Best Nautical Mile Apps

105+ iOS apps curated and reviewed

4.6 avg rating
14 free apps
Updated May 2026

Looking for free nautical mile apps? 14 of our 105+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Nautical Mile

i-Boating: Marine Charts & Gps#2

i-Boating: Marine Charts & Gps by Bist LLC

Lake Maps & Fishing Spots
Strong Contender
🗺️ Navigation
4.5😊(14K ratings)
FreeIn-App Purchases
#56in Navigation
i-Boating: Marine Charts & Gps screenshot 1
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i-Boating: Marine Charts & Gps screenshot 3
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i-Boating: Marine Charts & Gps screenshot 5
i-Boating: Marine Charts & Gps screenshot 6

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

Room to Improve

  • 🌐 GPS/location issues, inaccurate positioning
  • 💰 Expensive recurring subscription model
  • 🔁 Difficulty restoring purchased content on new devices
Nautical Charts & Maps#3

Nautical Charts & Maps by LW Brands, LLC

Nautical Charts & Marine Maps
Worth Considering
🗺️ Navigation
4.6😐(3.7K ratings)
$8.99
#31in Navigation
Nautical Charts & Maps screenshot 1
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Nautical Charts & Maps screenshot 6

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.

What We Love

  • 👍 Easy to use
  • 🚀 Good performance
  • 💡 Useful for planning and navigation
  • 🗺️ Detailed charts

Room to Improve

  • 🐛 Crashes and stability issues
  • 🗺️ Limited chart coverage
  • 🔍 Lack of advanced features (plotting, routing, etc.)

More Nautical Mile apps to explore

4
Nautical 3D Videos Tutorial
Nautical 3D Videos Tutorial
Nautical 3D Videos Tutorial
Nautical 3D Video Lessons
Free
📚 Education
(0)
5
C-MAP: Boating
C-MAP: Boating
C-MAP: Boating
Charts, Planning & Navigation
Free

Access up-to-date nautical charts for global exploration and planning. Save points of interest and routes, record tracks, and view marine weather. Upgrade for offline maps, GPS, and advanced features like shaded relief and AIS.

Free chart viewerAutoroutingPersonal waypoints
🗺️ Navigation
(2.3K)
free with in-app purchases
6
iNavX: Marine Navigation
iNavX: Marine Navigation
iNavX: Marine Navigation
Sailing & Boating Chartplotter
Free

This app provides comprehensive marine navigation tools, including worldwide chart coverage, weather forecasts, and AIS integration. It allows users to plan routes, track their position, and connect with onboard instruments for a complete boating experience.

Worldwide marine chart accessReal-time GPS plottingWaypoint and route management
🗺️ Navigation
(21K)
free with in-app purchases
7
Nautical Rules
Nautical Rules
Nautical Rules
Master the Rules of the Road
Free

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.

1,200+ practice questionsInland and International waters coverageDetailed explanations
🗺️ Navigation
(4)
free
8
The Nautical School ExamTutor+
The Nautical School ExamTutor+
The Nautical School ExamTutor+
Learn Rules of the Road
Free

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.

1300+ practice questionsInstant feedback and explanationsProgress tracking and scoring
📚 Education
(24)
free with in-app purchases
9
Aqua Map Boating
Aqua Map Boating
Aqua Map Boating
Marine navigation and fishing
Free

This app provides official, weekly updated nautical charts for marine navigation. It allows for offline map downloads, GPS track recording, and integration with onboard instruments. Enhance your boating safety and experience with advanced features like weather forecasts and AIS collision detection.

Official NOAA nautical chartsOffline map downloadsGPS track recording
🗺️ Navigation
(13K)
free with in-app purchases
10
Nautic Converter - Boat Tool
Nautic Converter - Boat Tool
Nautic Converter - Boat Tool
The Boat Drivers Utility
$0.99

This utility app helps boat drivers convert common nautical units for distances, speeds, and coordinate systems. It features an intuitive interface for easy use on the water and includes a Beaufort scale and seafarer knots reference.

Distance conversionSpeed conversionCoordinate system conversion
🔧 Utilities
(0)
paid
11
Savvy Navvy: Boat Navigation
Savvy Navvy: Boat Navigation
Savvy Navvy: Boat Navigation
Marine GPS and Nautical Charts
Free

This app provides comprehensive marine navigation, integrating charts, weather, tides, and GPS tracking. It simplifies route planning and offers real-time safety data to ensure confident and enjoyable time on the water for various boating activities.

Clutter-free nautical chartsSmart route planning with weather and tide integrationReal-time GPS tracking
🗺️ Navigation
(7.4K)
free with in-app purchases
12
Nautical Cloud - Racing
Nautical Cloud - Racing
Nautical Cloud - Racing
Race-ready with Nautical Cloud
Free
⚽ Sports
(0)
13
Speedometer ×
Speedometer ×
Speedometer ×
speed, average, distance, max
Free

Transform your device into a customizable trip computer. Track up to 8 live metrics like speed, distance, and travel time, arranged to your preference. Supports multiple display styles and units for various activities.

Customizable trip computerUp to 8 live metricsMultiple display styles
🗺️ Navigation
(817)
free with in-app purchases
14
Navionics® Boating
Navionics® Boating
Navionics® Boating
Nautical and fishing charts
Free

Access detailed nautical charts and advanced boating features offline on your mobile device. Plan trips with dock-to-dock guidance, check weather and tides, and connect with a community of boaters. Ideal for cruising, fishing, sailing, and diving.

Offline nautical chartsHD bathymetry mapsDock-to-dock route planning
🗺️ Navigation
(2.3K)
free with in-app purchases
15
Nautical Calculator Preview
Nautical Calculator Preview
Nautical Calculator Preview
Nautical Calculator Preview
Free

This app provides comprehensive tools for marine navigation, including real-time ship movement, route planning, and advanced sailing calculations. It also offers features for collision avoidance, maneuvering, and learning maritime regulations and signaling.

Real-time ship movementRoute planningMercator and Great Circle sailing
🗺️ Navigation
(1)
ad-supported
16
Simrad: Companion for Boaters
Simrad: Companion for Boaters
Simrad: Companion for Boaters
Great nautical charts
Free

This app provides boaters with detailed nautical charts, weather forecasts, and route planning tools. It offers GPS navigation, track recording, and points of interest, with premium features like offline maps and advanced charting available through subscription.

Detailed nautical chartsMarine weather forecastsRoute planning with Autorouting™
🗺️ Navigation
(2.3K)
free with in-app purchases
17
Nautical Calculator
Nautical Calculator
Nautical Calculator
for Marine Navigation
$8.99

This app provides a comprehensive suite of tools for marine navigation, including celestial, distance, and conversion calculators. It offers over 35 nautical calculations and reference materials, including "The American Practical Navigator."

Celestial Navigation CalculatorsConversions CalculatorsDistance Calculators
🗺️ Navigation
(4)
paid
18
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
19
Nautical Nomograph
Nautical Nomograph
Nautical Nomograph
Time-Speed-Distance Calculator
$4.99

This navigation tool simplifies time-speed-distance calculations for maritime activities. It offers an efficient and engaging way for sailors and captains to plot their courses, making complex math straightforward.

Time-speed-distance calculationsEfficient course plottingEngaging user experience
🗺️ Navigation
(5)
paid
20
Nautical Calculator Pro
Nautical Calculator Pro
Nautical Calculator Pro
by Giacomo Gabriele
$8.99

This app provides comprehensive tools for solving complex nautical navigation calculations, including route planning, celestial navigation, and tidal predictions. It features a world map for route visualization and offline functionality for map display.

Route calculationPoint on Rhumb Line/Great CircleCelestial navigation
🗺️ Navigation
(3)
paid