Best Almanac Nautical Apps

Offline celestial almanac dataSight reduction calculationsRise, set, and twilight times

This app provides a comprehensive offline celestial navigation toolkit. It calculates celestial body positions, sunrise/set times, and sky charts. It also offers tools for compass error correction and position fixing, all without requiring an internet connection.

Automated sight reduction and LOP plottingManual Nautical Almanac and Pub. 229 table accessObservation archiving and restoration

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free

EZ Celestial Navigation

ezAlmanacOne

$29.99

This app simplifies celestial navigation using a sextant, providing tools to calculate your position at sea. It offers automated calculations or manual table access, with features for observation archiving and compass checks. Ideal for learning and practicing traditional navigation methods.

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

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Nautical Calculator Preview

Real-time ship movementRoute planningMercator and Great Circle sailing

This app provides comprehensive tools for marine navigation, including real-time ship movement, route planning, and advanced sailing calculations. It also offers features for collision avoidance, maneuvering, and learning maritime regulations and signaling.

by The Nautical Institute

Professional marine navigation insightsFree publicationArticles on radar and ECDIS

This free publication offers insights and professional development for marine navigators. It features articles on crucial topics like radar, ECDIS, and passage planning, with access to past editions.

The open nautical chart

Free worldwide sea chartChartplotting with trackingWaypoint creation and export

$0.99 | 100% OFF

This app provides a free, worldwide nautical chart with detailed sea information, including lights, weather data, and harbor details. It offers chartplotting, waypoint management, and offline map caching for navigation. Users can mark locations, enter coordinates, and adjust chart zoom for optimal viewing.

(1)

NOAA Nautical Charts & Map

Marine Navigation Map Download

$5.99

Access over 1000 NOAA Raster Navigational Charts for offline and online use. Features GPS location, navigation plotting, and basic instrumentation. Provides links to essential boating resources.

1000+ NOAA Raster Navigational ChartsOffline chart downloadOnline chart access

i-Boating: USA Marine Charts

(15)

paid

Nautical + Lake Contour Maps

$29.99

This app provides detailed marine and lake navigation charts, including NOAA vector charts, USACE inland river maps, and contour maps for anglers. It offers advanced GPS features like voice-prompted route assistance, track recording, and tide/current predictions for safe and efficient boating.

NOAA marine vector chartsFreshwater lake contour mapsVoice-prompted route assistance

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Sailmate

Social app for boaters

Worldwide nautical chartsOffline chart downloads5-day wind and weather predictions

This app offers worldwide charts, weather forecasts, and route planning for sailors and boaters. Connect with a community to share locations, rate marinas, and view events. It also includes a signal code identifier and country flags.

(1)

Sale of nautical accessories

Imnasa

Great Lakes Ship Tracker

Live AIS vessel trackingInteractive mapsReal-time vessel data

Track live vessel traffic on the Great Lakes and beyond with real-time AIS data. View ship positions, speed, destination, and detailed profiles. Ideal for enthusiasts, photographers, and maritime professionals.

Old Salty's Nautical Terms

(4)

free

Old Salty Nautical Terms

Nautical term definitionsBoater's license test preparationLocal weather forecasts

Learn nautical terms and definitions for boating tests or general knowledge. Includes local weather forecasts and a built-in compass for navigation on lakes and oceans.

📚 Education

(2)

free

SailTies: Logbook GPS Tracking

Sailing Resume, Qualifications

One-tap voyage trackingLive route sharingAutomatic sailor resume

Effortlessly log sailing voyages with GPS tracking and rich media. Share your adventures live with friends and family, and automatically build a comprehensive sailing resume. Collaborate with crew and join sailing groups to compare achievements.

✈️ Travel

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by FB Imray Laurie Norie & Wilson GmbH

Explore with Imray

Offline cruising guidesVerified pilotage informationMarina and anchorage data

Access Imray's renowned cruising guides and pilot books on your mobile device. This app provides verified sailing directions, marina data, and points of interest for over 17,000 locations, all available offline. Enhance your passage planning and sailing experience with trusted, first-hand researched content.

Orca: Boat GPS, Charts, Routes

(0)

subscription

GPS Chart Route Sail Powerboat

Marine chartsIntelligent routingLive AIS tracking

Navigate the waters with advanced marine charts, intelligent route planning, and real-time weather and vessel tracking. This app offers offline chart access and can integrate with hardware for a comprehensive boating experience.

(389)

iSailGPS : NOAA USA RNC Charts

Marine Nautical Chart Plotter

$7.99

Transform your device into a powerful GPS navigation tool with detailed US NOAA nautical charts. Navigate safely even without a cell signal, track your journey, set waypoints, and create custom routes. Ideal for sailors and boaters needing reliable marine navigation.

USA NOAA Raster Nautical ChartsOffline GPS navigationTrack recording and display