Marine symbols, terms, and abbreviations.
The app provides a reference for marine chart symbols, abbreviations, and terms. It includes over 800 entries, a search function, and a sample chart with popups.
Showing 1–20 of 1,000 ranked alternatives.
The Other Hat
Symbols for nautical charts reference
The app provides reference to symbols used on nautical charts specified by the International Hydrographic Organization. It includes international abbreviations and supplementary national symbols used by the U.S.
LW Brands, LLC
Download and view weather
View and download NOAA electronic navigational for offline use. Access in NOAA or ECDIS formats. Overlay NOAA weather for real-time conditions. Display buoys, beacons, lights, and natural/man-made features. Track radar and fog signals.
The Other Hat
Reference guide to nautical chart symbols
The app provides a reference guide to symbols on electronic nautical charts specified by the International Hydrographic Organization. It includes a searchable index and hi-res graphics with a tap-to-enlarge feature for detail.
FB Imray Laurie Norie & Wilson GmbH
Rules and signals at sea.
The app provides a reference for maritime rules and signals, including steering, lights, sound signals, and distress signals. It also covers buoyage systems, flags, radio calls, and life-saving communications with learning cards for content review.
FB Imray Laurie Norie & Wilson GmbH
Plan routes and track your journey
View and navigate nautical charts for sailing, diving, and fishing. Plan routes and create waypoints. Share tracks with others. Subscribe for updated chart data. Access technical support via email.
Bist LLC
Navigate with and river
Access for the USA, Canada, UK/Ireland, Germany, Netherlands, and European rivers. View NOAA vector , freshwater lake maps, and USACE inland river maps with bathymetry data. Create or import GPX/KML routes. Use voice prompts for route navigation.
NavX Studios LLC
Navigate with real-time charts and weather data
Access charts, maps, weather data, and AIS information. Navigate with worldwide chart coverage from multiple providers. View real-time weather and track vessel position. Set waypoints and measure distances between points.
FB Imray Laurie Norie & Wilson GmbH
Boat instrumentation and AIS companion.
The app displays depth, speed, course, wind, location, rudder, and RPM. It shows nearby targets with relative position, speed, and course, and provides collision warnings.
Rivolu LLC
Set alerts and track forecasts
Track tides and lunar phases with NOAA data. Set custom alerts for high and low tides. View offline information. Access lunar calendar and historical data. Share details via social media. Sync with Apple Health for activity tracking.
MiraTrex, Inc
Navigate and track your route
View high-resolution NOAA nautical with depth data for U.S. coasts, Great Lakes, major rivers, Brazil, and global areas. Navigate using GPS, track vessel position, and set waypoints. Access tidal information and route planning tools.
Two Bit Labs LLC
Marine weather for coastal regions.
The app provides marine weather for 14 regions on the US West and East Coasts. It includes NOAA nautical charts, forecasts, currents, tides, and local conditions for various water activities.
FishAngler, LLC
Find and track your trips
Find with interactive and depth charts. Check forecasts and track catches. Save locations and view detailed water information. Share catches and locations with other anglers. Set alerts for weather and tide changes.
Windyty, SE
Forecast weather with high-resolution models
View live weather radar and satellite imagery. Track precipitation types and lightning. Access high-resolution forecasts using advanced models. Set location-based alerts. Share weather data with others.
GEC s.r.l.
Download charts, navigate offline, connect instruments
Navigate using weekly updated nautical charts from NOAA. Plan routes manually or automatically. Record GPS tracks and store navigation data including markers and routes. Share data with others. Display tides and currents.
Nobeltec, Inc.
Navigate with real-time GPS and tidal data
Navigate using GPS, AIS Online, and radar. View charts for coastal boating, sailing, and fishing. Track tides and currents. Set anchoring points. Sync with Apple Health. Share routes and waypoints.
PredictWind Limited
Track wind, waves, and currents
View high-resolution weather maps for wind, gust, CAPE, wave, rain, and cloud conditions. Access real-time from ECMWF, AIFS, ICON, UKMO, GFS, and proprietary models. Track wind speed, wave height, and current directions.
ARGO TECHNOLOGIES, LLC
Navigate and track boat trips
Track boat trips and navigate to destinations in North America. View real-time locations of friends. Access local knowledge from other boaters. Set and follow routes. Share trip details with others. Receive updates and alerts.
Fishing Points d.o.o.
Catch fish with real-time forecasts
View forecasts to determine optimal times. Access maps for discovering new spots. Track tides and weather conditions. Log catches and share findings with other anglers. Sync data across devices for continuous tracking.
Surfline/Wavetrak
Track fish with SST and tide data
Access real-time sea surface temperature maps, high-definition satellite imagery, and marine weather . Track water color, currents, tides, and moon phase. Mark and save GPS locations for temperature breaks and color barriers.
SAVVY NAVVY LTD
Track routes, view charts, and monitor weather
View real-time GPS location and track movement. Access marine charts, weather forecasts, and tide information. Plan routes with smart routing features. Set and monitor alerts. Share coordinates and waypoints.
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.