Anchor AlarmNautical charts for every cruising ground.
Sixteen offline chart regions — download once, navigate with no signal. Day and night S-52 charts, depth-aware routing and tides, from $14.99/year per region.
Charts styled for any light
Nautica Day & Night S-52, depth palettes and hybrid satellite — switch offline, anytime.
Mediterranean
PopularAegean & East Mediterranean
From the Cyclades to the Turkish coast — every island, charted and offline.
PopularWestern Mediterranean
Balearics to the Côte d'Azur — the Med's classic cruising triangle.
Central Mediterranean
The Adriatic, the Ionian, Sicily and Malta — the Med's island-hopping heartland.
Black Sea
Turkey's north coast to the Georgian shore — the quiet sea.
US Coasts
US East Coast & ICW
Maine to Florida and the whole Intracoastal Waterway — survey-grade vector charts.
US Inland Rivers & Great Loop
The Great Loop's rivers — Mississippi, Ohio, Tennessee — with locks, dams and survey-grade soundings.
US South & Gulf
The Gulf of Mexico, the Florida coast and the Bahamas approach.
US Great Lakes
The five Great Lakes and the St. Lawrence approaches.
US West Coast & Hawaii
The Pacific coast from San Diego to the San Juans, plus Hawaii.
Northern Europe
PopularBritish Isles & Channel
The Solent to the Hebrides — big tides, busy water, charted to the buoy.
Baltic Sea
The Swedish and Finnish archipelagos — thousands of rocks, charted.
Norway South-West
Oslofjord to Bergen — the gateway to the fjords.
Norway North-West
Trondheim, Lofoten and the North Cape — the high-latitude coast.
Caribbean
Pacific
In every region pack
Nine layers our chart pipeline bakes for every region — seabed and holding included.
Nautica Day & Night charts
S-52 vector cartography styled for daylight and night watches.
Depth-aware routing
Route planning that respects your draft and the charted depths.
Seabed & holding
Charted seabed type and holding quality from S-57 substrate — know what you’re anchoring into.
Soundings & depth contours
Spot depths and contours across the whole region.
Tides & currents
Tidal heights and streams, bundled in.
Rocks, wrecks & hazards
Charted obstructions so you can plan a clean approach.
Harbours & anchorages
Marinas, harbours and anchorages along the coast.
Lights, buoys & beacons
Charted navaids with their light characteristics.
Fully offline
Download once over wifi; navigate with no signal.
Truly offline
Download a region over wifi and the charts, routing grids and tides all work with zero signal — no roaming, no dropouts mid-passage.
Seabed & holding
Charts carry the seabed type and holding quality from official survey data, so you can read the bottom before you drop the hook.
Everything in one price
Each region is $14.99/year and includes the charts, depth-aware routing and tides. No add-ons, no good-better-best upsells.
Day & night charts
True S-52 vector cartography by day and a vision-preserving night mode — the same charts, styled for the watch you’re on.
Charts you can trust
Built on official S-57 ENC, EMODnet 2022 and GEBCO bathymetry, fused with community-verified navaids, rocks and wrecks — the survey-grade vector data that’s replacing paper charts.
- Official S-57 ENC
- EMODnet 2022
- GEBCO bathymetry
- OSM SeaMarks
One price per region. No tiers.
Every region is $14.99 a year — charts, depth-aware routing, tides and seabed all included, no add-ons. Cruising more than one? Pro bundles a region with the full app; Max includes three.
Compare plans →Find your waters.
Get AnchorQueen free on iOS, then add the regions you cruise.
On iPhone and iPad now — Android coming soon.