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Best Maritime Signal App

212+ iOS apps curated and reviewed

4.4 avg rating
19 free apps
Updated June 2026

With an average user rating of 4.4★, the maritime signal app category is one of the App Store's strongest. Browse all 212+ apps we track, sorted so the most loved ones surface first.

Top Picks for Maritime Signal App

MarineTraffic - Ship Tracking#1

MarineTraffic - Ship Tracking by MARINETRAFFIC APPLICATIONS LTD

World's #1 ship tracking app!
Editor's Choice
✈️ Travel
4.7😐(65K ratings)
FreeAdsIn-App Purchases
#23in Travel
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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.

What We Love

  • 🚀 Accurate location tracking
  • 👍 Useful for maritime enthusiasts
  • 🔍 Provides detailed ship information
  • 🌍 Good worldwide coverage

Room to Improve

  • 💰 Paywall for many features
  • 🕰️ Delayed or outdated ship positions
  • 🤔 Confusing interface and navigation
Seabook Maritime#2

Seabook Maritime by Ozgur GUNES

The Leading #1 Maritime App
Strong Contender
📚 Education
4.5(19 ratings)
Free
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This app provides essential maritime information for seafarers and shore-based professionals. It serves as an offline reference for ship stability, navigation, regulations, and marine engineering, aiding in safer seas and cleaner waters.

MyShipTracking#3

MyShipTracking by Nativity

Vessel Tracking App
Worth Considering
🗺️ Navigation
4.4😞(4.5K ratings)
FreeIn-App Purchases
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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.

What We Love

  • 🚀 Real-time tracking
  • 🔍 Detailed ship information
  • 📍 Accurate location data
  • 💡 Useful for ship enthusiasts

Room to Improve

  • 🐛 Inaccurate or outdated ship positions
  • 📵 Lack of real-time updates
  • 🔍 Missing ship details

More Maritime Signal App apps to explore

4
Flags! - Maritime signal flags
Flags! - Maritime signal flags
Flags! - Maritime signal flags
by Ziga Porenta
$0.99

This app provides a comprehensive reference for all International Maritime Signal Flags, including letters, numbers, and substitutes. It features interactive quizzes to test your knowledge and offers Morse code examples.

Complete list of maritime signal flagsDetailed flag viewsInteractive learning quizzes
🔧 Utilities
(17)
paid
5
Ship Info
Ship Info
Ship Info
Your Maritime Companion!
Free

Access a vast database of commercial fleets worldwide, featuring detailed ship particulars, real-time tracking, and owner information. Discover vessels near you, explore job vacancies, and get critical reports on detentions and blacklists.

Search vessels by name, IMO, or MMSIDetailed ship particulars and equipment infoReal-time AIS and satellite positions
🔍 Reference
(1.9K)
free with in-app purchases
6
Argo - Boating Navigation
Argo - Boating Navigation
Argo - Boating Navigation
Charts, Routes, Tracks, Log
Free

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.

Web/Desktop planning with auto-syncAutorouting for multi-stop trips7-day marine weather forecast
🗺️ Navigation
(6.1K)
free with in-app purchases
7
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
8
Signal Flags Info
Signal Flags Info
Signal Flags Info
by Gigs, Inc.
Free

This reference app provides mariners and waterfront enthusiasts with quick access to the International Code of Signals. It includes images and usage descriptions for all international code flags, essential for safe navigation and understanding ship communications.

International Code of Signals referenceImages and IDs for all code flagsUsage descriptions for each flag
🔍 Reference
(0)
free with in-app purchases
9
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
(7.3K)
free with in-app purchases
10
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
11
VesselFinder
VesselFinder
VesselFinder
by ASTRA PAGING LTD
Free

Track ships and monitor maritime traffic globally in real-time. Access detailed vessel information, movement history, and predicted routes. Ideal for maritime professionals and enthusiasts alike.

Real-time vessel trackingVessel movement historyPredicted routes and ETAs
🗺️ Navigation
(132)
free with in-app purchases
12
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
13
Maritime Academy: ICS Flags
Maritime Academy: ICS Flags
Maritime Academy: ICS Flags
Learn Maritime Signal Flags
Free

Learn maritime signal flags and the International Code of Signals through engaging levels and challenges. This app offers a structured approach to mastering flag meanings, abbreviations, and communication methods used at sea. It's designed for efficient memorization and progress, suitable for various maritime enthusiasts.

104 levels and 35 challengesCovers Letters, Numbers, Words, Substitutes, Single Flag Meanings, AbbreviationsProgressive learning and focused repetition
📚 Education
(164)
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
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
16
Signal Ocean Platform
Signal Ocean Platform
Signal Ocean Platform
Get Signal Ocean Platform App
Free

This app provides real-time shipping market insights by combining commercial data with AIS. It offers tools for monitoring market movements, calculating voyage profitability, and tracking vessel information on the go.

Real-time shipping market monitoringVessel arrival time predictionsLive fixture updates
💼 Business
(37)
free
17
Wärtsilä iSailor
Wärtsilä iSailor
Wärtsilä iSailor
World's leading sailing app
Free

This marine navigation app offers clear presentation of navigational information and electronic charts for amateur seafarers. It supports accurate TX-97 vector charts and provides various optional services like weather and AIS data.

Electronic chart displayGPS and AIS integrationRoute creation and monitoring
🗺️ Navigation
(10)
free with in-app purchases
18
Marinus: maritime rules
Marinus: maritime rules
Marinus: maritime rules
COLREGs, IRPCS, IALA & more!
Free

This app provides comprehensive guidance on maritime navigation rules and signals. It offers detailed information on flags, lights, sounds, and buoyage systems, along with interactive quizzes and a map feature. Designed for sailors, it ensures safe navigation on any vessel.

Maritime flags and meaningsWeather scales and cloud identificationSound signal guidance
📚 Education
(214)
free with in-app purchases
19
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
20
DECKEE Boating App
DECKEE Boating App
DECKEE Boating App
Boat GPS Maps, Weather, Alerts
Free

Plan and enjoy your water adventures safely with detailed marine maps, weather forecasts tailored for boating, and essential safety information. Explore new areas with community-driven insights and automatically log your trips.

Marine GPS maps with navigation aidsBoating-specific weather forecastsDepth charts and safety alerts
🗺️ Navigation
(212)
free