NOAA USA
Official raster navigational charts (RNC®) providing complete, high-detail coverage of United States waters. The gold standard for US maritime navigation.
Discover the diverse range of nautical and topographic charts available for your adventures.
Unlock professional-grade maritime navigation. Import official Electronic Navigational Charts (S57) directly into the app.
Benefit from real-time rendering, dynamic zooming, and access to critical data like bathymetry, light sectors, and buoys—features once reserved for expensive chartplotters.
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Have a paper chart, a marina plan, or a historical map? Bring it to life.
Our powerful alignment tool allows you to georeference any image by matching 3 points on the image with the map. Once aligned, navigate on your custom map with full GPS support, even offline.
See How
Select and download regions for offline use from these trusted global providers.
Official raster navigational charts (RNC®) providing complete, high-detail coverage of United States waters. The gold standard for US maritime navigation.
Specialized raster charts for the Mediterranean Sea, offering enhanced zoom levels and detail, particularly optimized for the Adriatic Sea region.
High-resolution satellite imagery for global coverage. Essential for visual coastal referencing, harbor entering, and exploring remote areas.
Exclusive FishPoints global map (Beta). Features high-detail vector data including precise depth contours, bathymetry, and wreck locations.
NZMariner: Official Raster Navigational Charts (RNC) from Land Information New Zealand. The authoritative source for safe navigation in NZ.
Detailed world topographic map including terrain, boundaries, cities, water features, and landmarks. Perfect for land-based planning near the coast.
The open-source Wikipedia of charts. Crowdsourced data featuring ports, sea lights, buoys, and detailed harbor info not found elsewhere.