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.

Top Picks for Free Marine Navigation

Argo - Boating Navigation#1

Argo - Boating Navigation by Argo Navigation, LLC

Charts, Routes, Tracks, Log
Editor's Choice
🗺️ Navigation
4.9😊(6.1K ratings)
FreeIn-App Purchases
#48in Navigation
Argo - Boating Navigation screenshot 1
Argo - Boating Navigation screenshot 2
Argo - Boating Navigation screenshot 3
Argo - Boating Navigation screenshot 4
Argo - Boating Navigation screenshot 5
Argo - Boating Navigation screenshot 6

Discover boating destinations, track trips, connect with boaters, and access real-time local insights with Argo - Boating Navigation. Download for free and enhance your boating experience!

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😐(20K ratings)
FreeAdsIn-App Purchases
#51in 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

A powerful marine navigation app designed for sailing enthusiasts to plan routes, track marine weather, and monitor vessel performance. Navigate with precision and confidence on the water.

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 International

Nautical and fishing charts
Worth Considering
🗺️ Navigation
2.9😞(2.2K 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

Experience detailed nautical and fishing charts on your mobile device with offline access and a range of features through this must-have Boating app. Get expertly detailed charts for cruising, fishing, sailing, and diving – perfect for all your water activities. Try it free for a limited time and unlock advanced features with a yearly subscription.

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

Discover a comprehensive marine navigation app with detailed charts, precise route planning, and real-time AIS tracking. Navigate ocean waters effortlessly and ensure safe voyages with this essential tool for all boating enthusiasts. Explore and download the app to set sail confidently today!

🗺️ Navigation
(14K)
5
Savvy Navvy Boating Navigation
Savvy Navvy Boating Navigation
Savvy Navvy Boating Navigation
Marine GPS and Nautical Charts
Free

Access all your boating needs in one app – charts, weather forecasts, AIS, and more. From planning to navigation, we've got you covered on the water!

🗺️ Navigation
(233)
6
Aqua Map Boating
Aqua Map Boating
Aqua Map Boating
Marine navigation and fishing
Free

Explore marine navigation, fishing, and weather with advanced features like offline charts, live tracking, route planning, and connectivity for AIS and GPS data. Start your 14-day free trial now for an enhanced boating experience.

🗺️ Navigation
(13K)
7
PRO CHARTS - Marine Navigation
PRO CHARTS - Marine Navigation
PRO CHARTS - Marine Navigation
by MiraTrex, Inc
Free

PRO CHARTS is a marine navigation application that offers high-resolution NOAA nautical chart coverage with features like easy Waypoint creation, Buddy-tracking, Float Plan creation, and offline navigation. Stay safe on the water with this powerful tool on your iPhone or iPad. Visit www.miratrex.com for more information.

🗺️ Navigation
(8.4K)
8
Wavve Boating: GPS, Map, Chart
Wavve Boating: GPS, Map, Chart
Wavve Boating: GPS, Map, Chart
Navigation, Charts, Tides, Map
Free

Enhance your boating experience with our marine GPS app - offering simplified navigation, customizable nautical charts, tidal information, weather updates, and a community-based platform for sharing knowledge. Join our fast-growing community today and enjoy a free trial to explore all the features. For more information, visit our website.

🗺️ Navigation
(5.2K)
9
Google Maps
Google Maps
Google Maps
Places, navigation & traffic
Free

Discover and navigate locations effortlessly with a powerful mapping app. Seamlessly find places and get directions with ease. Explore the world at your fingertips.

🗺️ Navigation
(7.2M)
10
MarineTraffic - Ship Tracking
MarineTraffic - Ship Tracking
MarineTraffic - Ship Tracking
World's #1 ship tracking app!
Free

Track ships worldwide in real-time with MarineTraffic. Stay updated on vessel locations, routes, and arrivals. Download now to explore the seas!

✈️ Travel
(65K)
11
Hip Charts
Hip Charts
Hip Charts
NOAA ENC Charts
Free

This application provides free access to NOAA ENC nautical charts, allowing users to view and download charts for offline use, with optional paid features for advanced functionality. Download charts for free and consider upgrading for additional features like custom download boundaries and route planning.

🗺️ Navigation
(6)
12
Lowrance: app for anglers
Lowrance: app for anglers
Lowrance: app for anglers
Great fishing charts
Free

The ultimate fishing companion app for anglers, offering detailed C-MAP® charts for easy trip planning, waypoint management, and fishing spot discovery. Sync seamlessly with Lowrance devices, access offline maps, and enjoy features like Autorouting™, anchor alerts, and data review for a successful fishing experience. Start enhancing your fishing adventures today!

🗺️ Navigation
(2.1K)
13
C-MAP: Boating
C-MAP: Boating
C-MAP: Boating
Charts, Planning & Navigation
Free

Discover a comprehensive boating app with detailed charts, route planning, and marine weather forecasts. Stay ahead on the water with navigation tools and real-time updates. Download now to enhance your boating experience.

🗺️ Navigation
(2.1K)
14
SeaNav
SeaNav
SeaNav
Marine Charts and Navigation
Free

Plan and navigate boating trips with real-time marine charts covering the US and Europe, featuring high-resolution data derived from NOAA and UKHO. Explore the seas with precision and ease.

🗺️ Navigation
(235)
15
Nautical Charts & Maps
Nautical Charts & Maps
Nautical Charts & Maps
Nautical Charts & Marine Maps
$8.99

Discover the ideal app for navigating the seas with precision and ease. Access detailed nautical charts, track your routes, and stay informed about marine conditions all in one convenient platform. Start charting your course today!

🗺️ Navigation
(3.7K)
16
ActiveCaptain®
ActiveCaptain®
ActiveCaptain®
Connect to Your GPS Plotter
Free

Connect your mobile device to your Garmin chartplotter and the boating community with this powerful app. Access charts, maps, software updates, routes, waypoints, and community feedback seamlessly while tracking and monitoring your boat from anywhere. Join the ActiveCaptain community for up-to-date information on marinas, boat ramps, and more.

🗺️ Navigation
(4.6K)
17
KnowWake
KnowWake
KnowWake
Friendly Waterway Navigation
Free

Discover a FREE marine navigation platform with abundant waterfront destinations worldwide including restaurants, marinas, fuel docks, and more. Plan your boating adventures with ease using KnowWake!

🗺️ Navigation
(250)
18
MyShipTracking
MyShipTracking
MyShipTracking
Vessel Tracking App
Free

Discover maritime traffic worldwide with our Vessel Tracking App. Monitor vessels in real-time with AIS data, access detailed vessel information, and stay informed about global maritime movements. Explore now!

🗺️ Navigation
(4.5K)
19
SailFreeGPS
SailFreeGPS
SailFreeGPS
Sailing navigation intruments
Free

This sailing navigation application provides essential tools for sailors, including GPS tracking, trip planning, and real-time data sharing, helping with navigation, safety, and performance optimization. It offers features such as waypoint management, anchor and course alarms, and a regatta timer, with the option to upgrade to a premium version for additional functionality and ad-free experience.

🗺️ Navigation
(9)
20
Navigation Marine
Navigation Marine
Navigation Marine
Essential marine tools
Free

This marine navigation tool helps sailors, yachts, and boats with essential functions such as speed measurement, position tracking, waypoint marking, distance measurement, and course plotting. Download the app to access these useful features and enhance your sailing experience.

🗺️ Navigation
(0)