Boreas Marine Map

Offline nautical charts

Only for iPhone

Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.

iPhone

Boreas is an offline-first nautical chart and cruising companion. Built for boaters, sailors and fishermen: even with no signal, your chart, your route and your safety alerts stay with you. 87 regions in 23 countries, from the Norwegian fjords to the Florida Keys. • OFFLINE CHART AND SAFETY Downloaded regions work with no internet at all: coastline, depths, spot soundings, seamarks, and shallow-water and rock alerts in your pocket. • CHARTS FROM THE AUTHORITIES THEMSELVES Where a country publishes its own chart data, that is what you get. NOAA ENC in the United States, Kystverket in Norway, Vaylavirasto in Finland, EMODnet surveyed bathymetry across Europe. Lights carry their real characters. • YOUR FIRST REGION IS FREE Download one region, your own water, at no charge. See the depths and the marks before you decide whether Boreas is worth paying for. • PLAN BEFORE YOU CAST OFF Pre-departure check: weather, wind and sea state at your departure point, plus a shallow and hazard scan along your route. Automatic routing keeps to water with a depth margin, in every region you have. • WEATHER AND SEA STATE Wind, waves, currents, temperature and sea level, with up-to-date forecasts. • FISHING LAYER (NORWAY) Registered fishing grounds, spawning areas, shrimp fields, lobster reserves, closures and fish farm sites, from the Directorate of Fisheries. • FLEET (FREE) See your boat and nearby friendly boats live on the chart, and share your position. • HAZARDS NOT ON THE CHART Community notes, derived rock and shallow markers, and AIS vessel traffic. • 3D COASTAL VIEW (Pro Plus) See the shore in three dimensions as you approach. • WHERE BOREAS COVERS Norway - Oslofjorden, Sorlandet, Stavanger, Bergen, Sognefjorden Finland - Turku archipelago and Aland, Helsinki Sweden - Stockholm, Bohuslan, Oland, Gotland Denmark - Kattegat, Oresund, the South Funen archipelago, Limfjorden, Vadehavet Germany - Kiel, Ruegen, Ostfriesland, Elbe-Weser, Nordfriesland Netherlands - Waddenzee, Zeeland, IJsselmeer, Hollandse Kust United Kingdom - Solent, Thames, Dover Strait, North East, Clyde, Hebrides, South West Ireland - South Coast France - Bretagne, La Rochelle, Cote d'Azur, Corse Poland - Gdansk Bay Estonia - Tallinn and Saaremaa Spain, Portugal, Italy, Croatia, Montenegro, Albania, Malta, Greece, Cyprus Turkiye - Marmara (built in), Aegean, Mediterranean, Black Sea United States - Florida, Chesapeake, Long Island Sound, New England, Maine, San Francisco, Puget Sound, the Great Lakes, Puerto Rico and the Virgin Islands Brazil - Angra, Rio, Ilhabela, Buzios, Florianopolis, Salvador Boreas starts free. Pro and Pro Plus subscriptions unlock extras such as weather and sea state, every downloadable region, unlimited routes and the 3D coastal view. Monthly, yearly and lifetime options; cancel anytime. Note: Boreas is a planning and awareness aid; it does not replace official nautical charts. Navigation safety remains the captain's responsibility. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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Official charts for Norway and Finland Lights, beacons, floating marks, rocks and shoals now come from Kystverket and Vaylavirasto themselves, with the real light characters from the light list. Sognefjorden went from 30 lights to 268, Bergen from 156 to 734. A fishing layer for Norway Registered fishing grounds, spawning areas, shrimp fields, lobster reserves, closures and fish farm sites, from the Directorate of Fisheries. Red means closed. Sixteen new regions, eight new countries France's Atlantic coast, Ireland, Finland, Poland, Estonia and the Norwegian fjords join the catalogue. Eighty-seven regions now. US channel lights now draw in their own colour, red and green, instead of the fallback.

The developer, OGUZ BAYAR, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Location
    • Contact Info
    • User Content
    • Identifiers
  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More

The developer has not yet indicated which accessibility features this app supports. Learn More

Seller
  • OGUZ BAYAR
Size
  • 30.3 MB
Category
  • Navigation
Compatibility
Requires iOS 13.0 or later.
  • iPhone
    Requires iOS 13.0 or later.
  • iPod touch
    Requires iOS 13.0 or later.
  • Mac
    Requires macOS 11.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
  • English
Age Rating
4+
In-App Purchases
Yes
  • Boreas Pro+ — Ömür Boyu $149.99
  • Boreas Pro — Ömür Boyu $99.99
  • Boreas Pro+ — Yıllık $49.99
  • Boreas Pro+ — Aylık $5.99
  • Boreas Pro — Yıllık $29.99
  • Boreas Pro — Aylık $3.99
Copyright
  • © 2026 Oğuz Bayar