Best Marine Charts Depth Apps

103+ iOS apps curated and reviewed

4.3 avg rating
16 free apps
Updated May 2026

Looking for free marine charts depth apps? 16 of our 103+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Top Picks for Marine Charts Depth

i-Boating: Marine Charts & Gps#1

i-Boating: Marine Charts & Gps by Bist LLC

Lake Maps & Fishing Spots
Editor's Choice
🗺️ Navigation
4.5😊(14K ratings)
FreeIn-App Purchases
#45in Navigation
i-Boating: Marine Charts & Gps screenshot 1
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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
Wavve Boating: GPS, Map, Chart#2

Wavve Boating: GPS, Map, Chart by Wavve Boating Inc

Navigation, Charts, Tides, Map
Strong Contender
🗺️ Navigation
4.7😐(5.3K ratings)
FreeAdsIn-App Purchases
#10in Navigation
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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.

What We Love

  • 🚀 Accurate navigation
  • 👍 User-friendly interface
  • 💡 Helpful features like weather and wave data
  • 🚢 Great for new and experienced boaters

Room to Improve

  • 🐛 Inaccurate depth charts
  • 🚫 Limited coverage for certain areas
  • 💰 Expensive subscription
Savvy Navvy Boating Navigation#3

Savvy Navvy Boating Navigation by SAVVY NAVVY LTD

Marine GPS and Nautical Charts
Worth Considering
🗺️ Navigation
4.7😐(7.1K ratings)
FreeAdsIn-App Purchases
#38in Navigation
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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!

What We Love

  • 🚀 Easy to use
  • 👍 Helpful for navigation
  • 🌊 Accurate charts and data
  • 💡 Useful features like weather and tide info

Room to Improve

  • 🐛 Buggy and crashes
  • 💰 Expensive subscription
  • 🗺️ Missing chart data for some areas

More Marine Charts Depth apps to explore

4
Navionics® Boating
Navionics® Boating
Navionics® Boating
Nautical and fishing charts
Free

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.

🗺️ Navigation
(2.2K)
5
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
(130)
6
i-Boating: USA Marine Charts
i-Boating: USA Marine Charts
i-Boating: USA Marine Charts
Nautical + Lake Contour Maps
$29.99

This marine navigation app provides access to detailed nautical charts, lake maps, and river maps, with features such as route assistance with voice prompts, tide and current predictions, and customizable units. It allows users to create and edit routes, record tracks, and share them with others, making it a comprehensive tool for boating and marine navigation.

🗺️ Navigation
(179)
7
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)
8
Fishing Points: Map & Forecast
Fishing Points: Map & Forecast
Fishing Points: Map & Forecast
Find Best Tides Times to Fish
Free

Discover the best fishing spots near you with an interactive map that shows locations, species, and bait suggestions. Plan your next fishing trip with ease using this app!

⚽ Sports
(30K)
9
FishTrack - Charts & Forecasts
FishTrack - Charts & Forecasts
FishTrack - Charts & Forecasts
SST, tides, currents, & maps
Free

Track and analyze fishing activity with real-time data and weather conditions. Plan your fishing trips efficiently and improve catch rates. Get FishTrack now to enhance your fishing experience!

☀️ Weather
(6K)
10
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)
11
Sea Depth
Sea Depth
Sea Depth
Offshore Bathymetry Charts
Free
🗺️ Navigation
(1)
12
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)
13
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)
14
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)
15
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)
16
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
(106)
17
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)
18
Fish Deeper - Fishing App
Fish Deeper - Fishing App
Fish Deeper - Fishing App
Lake Depth Maps to Catch More
Free

Explore water, find spots, and enhance your fishing trips with this modern fishing app. Access detailed lake depth maps, track fishing spots and catches, analyze sonar data, and synchronize your data across all platforms. Take your fishing experience to the next level now!

⚽ Sports
(653)
19
iSailGPS : NOAA USA RNC Charts
iSailGPS : NOAA USA RNC Charts
iSailGPS : NOAA USA RNC Charts
Marine Nautical Chart Plotter
$7.99
🗺️ Navigation
(71)
20
Simrad: Companion for Boaters
Simrad: Companion for Boaters
Simrad: Companion for Boaters
Great nautical charts
Free

Experience detailed nautical charts, weather updates, route planning, and GPS functionality with this boater's companion app. Activate and register your Simrad Chartplotter, access a free C-MAP Chart Viewer, use Autorouting™, save personal waypoints, track recordings, and explore marine points of interest. Stay informed with marine weather forecasts and customize your charts for seamless navigation.

🗺️ Navigation
(38)