Best Free Marine Charts Apps

155+ iOS apps curated and reviewed

4.3 avg rating
17 free apps
Updated June 2026

Every iPhone needs a few good free marine charts apps. We benchmark 155+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Top Picks for Free Marine Charts

Navionics® Boating#1

Navionics® Boating by Garmin International

Nautical and fishing charts
Editor's Choice
🗺️ 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

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
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
#63in Navigation
i-Boating: Marine Charts & Gps screenshot 1
i-Boating: Marine Charts & Gps screenshot 2
i-Boating: Marine Charts & Gps screenshot 3
i-Boating: Marine Charts & Gps screenshot 4
i-Boating: Marine Charts & Gps screenshot 5
i-Boating: Marine Charts & Gps screenshot 6

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!

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
Hip Charts#3

Hip Charts by Walk About Apps

NOAA ENC Charts
Worth Considering
🗺️ Navigation
3.7(6 ratings)
Free
Hip Charts screenshot 1
Hip Charts screenshot 2
Hip Charts screenshot 3
Hip Charts screenshot 4

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.

More Free Marine Charts apps to explore

4
iNavX: Marine Navigation
iNavX: Marine Navigation
iNavX: Marine Navigation
Sailing & Boating Chartplotter
Free

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.

🗺️ Navigation
(20K)
5
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
(8.5K)
6
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)
7
Savvy Navvy: Boat Navigation
Savvy Navvy: Boat Navigation
Savvy Navvy: Boat 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
(7.2K)
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
(5.4K)
9
Buoycast: NOAA Marine Weather
Buoycast: NOAA Marine Weather
Buoycast: NOAA Marine Weather
Buoy Data, Marine Forecast
Free

Access real-time marine weather data, forecasts, and tide predictions with Buoycast. Stay safe with NOAA watches and warnings, save favorite buoys, and customize your feed. Upgrade to Buoycast Pro for interactive weather maps, personalized notifications, and more features. Contact us at hello@buoycast.com for questions or suggestions.

☀️ Weather
(13K)
10
Windy.app — Wind, Tides, Radar
Windy.app — Wind, Tides, Radar
Windy.app — Wind, Tides, Radar
Hurricanes, marine weather
Free

An app for wind sports enthusiasts offering features like wind reports, alerts, weather history, NOAA forecasts, wave forecasts, wind tracking, spot chats, and community interaction. Perfect for kitesurfing, windsurfing, surfing, sailing, paragliding, and other wind-related activities. Join now to access all functions and enhance your wind sports experience!

☀️ Weather
(72K)
11
Charts & Tides
Charts & Tides
Charts & Tides
by Navimatics Corporation
Free

This marine navigation application provides access to charts, tides, and GPS navigation in a user-friendly package, allowing users to research and plan trips, and navigate routes. With features such as seamless large area charts, tide level indicators, and integration with a comprehensive cruising guidebook, users can navigate safely and efficiently, and can even purchase additional detailed marine charts within the app.

🗺️ Navigation
(17)
12
TZ iBoat – Marine Navigation
TZ iBoat – Marine Navigation
TZ iBoat – Marine Navigation
Boat GPS, Charts, AIS, Tides
Free

Discover advanced marine navigation tools including GPS, charts, AIS, and tides for coastal boating and fishing. Enhance your sea adventures with accurate data and offline capabilities.

🗺️ Navigation
(831)
13
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)
14
NV Charts GPS Navigation AIS
NV Charts GPS Navigation AIS
NV Charts GPS Navigation AIS
Marine Navigation and Boating
Free

This marine navigation app provides up-to-date digital nautical charts, harbour information, and a suite of navigation features, allowing users to download charts for offline use and enjoy a seamless navigation experience. With features like AIS, autorouting, and community sharing, users can navigate safely and efficiently, and explore the water with confidence, discover new destinations and share experiences with the boating community.

🗺️ Navigation
(4.5K)
15
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
(2.3K)
16
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)
17
SEAiq USA
SEAiq USA
SEAiq USA
by Sakhalin
Free

Experience top-of-the-line marine navigation with automatic chart downloads, waypoints, routes, tracks, night color modes, and weather updates in one app. Embark on seamless sailing with SEAiq USA today!

🗺️ Navigation
(489)
18
Orca: Boat GPS, Charts, Routes
Orca: Boat GPS, Charts, Routes
Orca: Boat GPS, Charts, Routes
GPS Chart Route Sail Powerboat
Free

Experience the ultimate boating app with crisp nautical charts, tailored routes, global marine weather forecasts, AIS data, and connectivity across all platforms. Join Orca for a next-generation boating experience.

🗺️ Navigation
(313)
19
Flytomap All in One HD Charts
Flytomap All in One HD Charts
Flytomap All in One HD Charts
Charts & Maps GPS Navigator
$14.99

The application provides comprehensive and detailed maps and charts for various regions, including marine, lake, park, and travel maps. It offers a wide range of features, such as offline access, GPS navigation, weather information, and a boating community. The app is designed to be a "one-stop-shop" for all your outdoor and travel needs, making it the only app you'll ever need.

🗺️ Navigation
(4)
20
iSailGPS : NOAA USA RNC Charts
iSailGPS : NOAA USA RNC Charts
iSailGPS : NOAA USA RNC Charts
Marine Nautical Chart Plotter
$7.99
🗺️ Navigation
(71)