Best Free Marine Navigation Apps

202+ iOS apps curated and reviewed

4.4 avg rating
19 free apps
Updated May 2026

The best free marine navigation apps on iPhone average 4.4★ across 202+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.

Compare top Free Marine Navigation Apps (May 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Argo Navigation: Boat GPS, MapArgo Navigation: Boat GPS, MapFree4.9★ (6.1K)NoYesJul 2026
2iNavX: Marine NavigationiNavX: Marine NavigationFree4.8★ (21K)YesYesJul 2026
3Navionics® BoatingNavionics® BoatingFree2.9★ (2.3K)YesYesJul 2026
4i-Boating: Marine Charts & Gpsi-Boating: Marine Charts & GpsFree4.5★ (14K)NoYesJul 2026
5Savvy Navvy: Boat NavigationSavvy Navvy: Boat NavigationFree4.7★ (7.5K)NoYesJul 2026
6Aqua Map BoatingAqua Map BoatingFree4.7★ (13K)NoYesJul 2026
7PRO CHARTS - Marine NavigationPRO CHARTS - Marine NavigationFree4.5★ (8.5K)NoYesJul 2026
8Wavve Boating: GPS, Map, ChartWavve Boating: GPS, Map, ChartFree4.7★ (5.4K)YesYesJul 2026

Top Picks for Free Marine Navigation

Argo Navigation: Boat GPS, Map#1

Argo Navigation: Boat GPS, Map by Argo Navigation, LLC

Charts, Routes, Tracks, Log
Editor's Choice
🗺️ Navigation
4.9😊(6.1K ratings)
FreeIn-App Purchases
#24in Navigation
Argo Navigation: Boat GPS, Map screenshot 1
Argo Navigation: Boat GPS, Map screenshot 2
Argo Navigation: Boat GPS, Map screenshot 3
Argo Navigation: Boat GPS, Map screenshot 4
Argo Navigation: Boat GPS, Map screenshot 5
Argo Navigation: Boat GPS, Map screenshot 6

This app provides comprehensive navigation and planning tools for boaters, offering features like chart plotting, route planning, and weather forecasts. It aims to be user-friendly for all skill levels, from beginners to experienced cruisers, with a focus on safety and connectivity on the water.

What We Love

  • 👍 Easy to use
  • 🚀 Accurate navigation
  • 💡 Helpful social features
  • 🔋 Good battery life

Room to Improve

  • 🐛 Occasional app crashes
  • 🗺️ Limited map coverage in some areas
  • 🔍 Difficulty finding certain locations
iNavX: Marine Navigation#2

iNavX: Marine Navigation by NavX Studios LLC

Sailing & Boating Chartplotter
Strong Contender
🗺️ Navigation
4.8😐(21K ratings)
FreeAdsIn-App Purchases
#56in Navigation
iNavX: Marine Navigation screenshot 1
iNavX: Marine Navigation screenshot 2
iNavX: Marine Navigation screenshot 3
iNavX: Marine Navigation screenshot 4
iNavX: Marine Navigation screenshot 5
iNavX: Marine Navigation screenshot 6

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.

What We Love

  • 🚀 Accurate and precise navigation
  • 📊 Comprehensive charting and navigation features
  • 🛠️ Customizable instrument settings
  • 🔄 Redundancy across devices

Room to Improve

  • 🤔 Clunky and unintuitive user interface
  • 🗺️ Cumbersome chart management and downloading
  • 🔋 Battery drain issues
Navionics® Boating#3

Navionics® Boating by Garmin

Nautical and fishing charts
Worth Considering
🗺️ Navigation
2.9😞(2.3K ratings)
FreeAdsIn-App Purchases
#3in Navigation
Navionics® Boating screenshot 1
Navionics® Boating screenshot 2
Navionics® Boating screenshot 3
Navionics® Boating screenshot 4
Navionics® Boating screenshot 5
Navionics® Boating screenshot 6

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.

What We Love

  • 🚀 Great navigation app
  • 🗺️ Detailed charts and maps
  • ⚓ Useful for boating and sailing
  • 💰 Good value for money

Room to Improve

  • 🐛 Frequent crashes and bugs
  • 🔒 Login issues and unreliable offline access
  • 💰 Expensive subscription model

More Free Marine Navigation apps to explore

4
i-Boating: Marine Charts & Gps
i-Boating: Marine Charts & Gps
i-Boating: Marine Charts & Gps
Lake Maps & Fishing Spots
Free

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.

Detailed vector marine chartsRoute planning and editingVoice-guided navigation
🗺️ Navigation
(14K)
free with in-app purchases
5
Savvy Navvy: Boat Navigation
Savvy Navvy: Boat Navigation
Savvy Navvy: Boat Navigation
GPS, Nautical Charts, Boating
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
(7.5K)
free with in-app purchases
6
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
7
PRO CHARTS - Marine Navigation
PRO CHARTS - Marine Navigation
PRO CHARTS - Marine Navigation
by MiraTrex, Inc
Free

Navigate marine environments with detailed nautical charts and route planning. Track your location, find friends on the water, and share your trip details for safety. Offline chart access ensures reliable navigation even without an internet connection.

High-resolution NOAA nautical chartsOffline chart accessWaypoint and route creation
🗺️ Navigation
(8.5K)
free with in-app purchases
8
Wavve Boating: GPS, Map, Chart
Wavve Boating: GPS, Map, Chart
Wavve Boating: GPS, Map, Chart
Navigation, Charts, Tides, Map
Free

Navigate waterways with detailed nautical charts, tide predictions, and weather forecasts. Connect with a community of boaters to share points of interest and track friends on the water. Enjoy simplified GPS navigation tailored to your boat's draft.

Simple GPS navigationCustomizable nautical chartsCommunity points of interest
🗺️ Navigation
(5.4K)
free with in-app purchases
9
Google Maps
Google Maps
Google Maps
Places, navigation & traffic
Free

Navigate your world with real-time traffic, turn-by-turn directions for driving, walking, cycling, and public transport. Discover millions of businesses and places with photos and reviews. Plan trips with Street View, Immersive View, and offline maps.

Real-time GPS navigationLive traffic dataPublic transport updates
🗺️ Navigation
(7.3M)
free with in-app purchases
10
MarineTraffic - Ship Tracking
MarineTraffic - Ship Tracking
MarineTraffic - Ship Tracking
World's #1 ship tracking app!
Free

Track vessels live worldwide using AIS data. View ship positions, movements, and voyage history with detailed vessel information and enhanced weather monitoring. Unlock advanced features for deeper visibility and extended coverage with a Pro plan.

Live vessel tracking worldwideShip positions and movementsVoyage history and key events
✈️ Travel
(65K)
free with in-app purchases
11
Hip Charts
Hip Charts
Hip Charts
NOAA ENC Charts
Free

Access NOAA nautical charts for free on your mobile devices. View charts online and download single areas for offline use. Additional features like multiple offline downloads and custom boundaries require a purchase.

Unlimited online NOAA chart viewingDownload single chart areas for offline useAutomatic chart loading
🗺️ Navigation
(6)
free with in-app purchases
12
Lowrance: app for anglers
Lowrance: app for anglers
Lowrance: app for anglers
Great fishing charts
Free

This app provides detailed fishing charts and navigation tools for anglers. Manage waypoints, discover new fishing spots, and plan trips with offline maps and autorouting. Sync data with your Lowrance devices for a seamless on-water experience.

Detailed C-MAP fishing chartsWaypoint managementOffline map downloads
🗺️ Navigation
(2.5K)
free with in-app purchases
13
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
14
SeaNav
SeaNav
SeaNav
Marine Charts and Navigation
Free

This app provides high-resolution marine charts, route planning, and real-time navigation for boaters. It offers features like AIS ship tracking, tide and weather information, and offline chart access. Advanced capabilities include augmented reality views and autopilot integration.

High-resolution marine chartsAutoroute planningReal-time GPS navigation
🗺️ Navigation
(235)
free with in-app purchases
15
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
16
ActiveCaptain®
ActiveCaptain®
ActiveCaptain®
Connect to Your GPS Plotter
Free

This app connects your mobile device to compatible Garmin chartplotters, enabling wireless chart and map transfers, software updates, and route planning. It also provides access to a community of boaters for reviews and information on marinas and points of interest.

Wireless chart and map transferRoute and waypoint planningActiveCaptain Community for POI reviews
🗺️ Navigation
(4.9K)
free with in-app purchases
17
KnowWake
KnowWake
KnowWake
Friendly Waterway Navigation
Free

This marine navigation platform offers detailed waterway information for numerous global locations. Discover waterfront destinations, access real-time community reports on hazards and marine life, and utilize advanced navigation features for a safer and more informed boating experience.

Waterfront destinationsReal-time waterway reportsWake zone indicators
🗺️ Navigation
(250)
free
18
MyShipTracking
MyShipTracking
MyShipTracking
Vessel Tracking App
Free

Monitor global maritime traffic using real-time Automatic Identification System (AIS) data. Access detailed vessel information, port data, and weather overlays. Manage your fleet and receive alerts for movements within custom areas.

Real-time ship trackingExtensive vessel databasePort database and calls
🗺️ Navigation
(4.5K)
free with in-app purchases
19
SailFreeGPS
SailFreeGPS
SailFreeGPS
Sailing navigation intruments
Free

This app provides sailing navigation tools, displaying real-time location, speed, course, and historical data. It assists with MOB situations, regattas, and waypoint management, offering advanced features in its premium version.

Real-time GPS data (location, COG, SOG)Man OverBoard (MOB) assistanceRegatta countdown timer and departure line
🗺️ Navigation
(9)
free with in-app purchases
20
Navigation Marine
Navigation Marine
Navigation Marine
Essential marine tools
Free

This marine navigation tool provides essential functions for sailors, yachts, and boats. It includes a speedometer, position tracking, waypoint management, distance measurement, and course guidance to waypoints.

Speedometer (knots, mph, km/h)Course Over GroundPosition tracking
🗺️ Navigation
(0)
ad-supported

FAQ about Free Marine Navigation

What are the best free marine navigation apps for iPhone?
Argo Navigation: Boat GPS, Map tops our free marine navigation apps ranking as of May 2026, with a 4.9-star average from 6.1K App Store ratings, and it's free to download.
Argo Navigation: Boat GPS, Map has no ads and offers in-app purchases, according to its App Store listing as of May 2026.
We track 202+ free marine navigation apps on the iOS App Store as of May 2026, ranked by rating, recency, and analysis of real user reviews.
Argo is a navigation and planning application for boaters. It offers features like nautical charts, route planning, weather forecasts, track recording, and the ability to connect with other boaters. It aims to simplify navigation and enhance safety on the water for users in the U.S. and Canada.
Key features include web/desktop trip planning with auto-sync, autorouting for multi-stop routes, a 7-day marine weather forecast, unlimited nautical charts, track recording, real-time NMEA/AIS data, and the ability to share locations and routes with friends and club members. Many of these features are available in the free version.