Navionics+ and much more!

Get Navionics+ lake charts plus 3D View, satellite overlay and panoramic photos all in one! HotMaps Platinum provides the most content so you can take full advantage of your chartplotter’s functionality.

Max detailed cartography

Enjoy the same lakes content as on Navionics+: Nautical Chart, a robust chart resource trusted by boaters worldwide, SonarChart™, 1 ft HD bathymetry map that reflects every-changing conditions, both preloaded, and downloadable Community Edits localized chart data contributed by the Navionics Community.

3D View

Navionics dynamic 3D View allows you to customize exaggeration of key features and adjust pitch to highlight subtle depth changes to find fish or better visualize your approach through shallow or narrow channels. See video

Satellite Overlay

Available on the most popular lakes, our crisp satellite overlay imagery is extremely helpful for improving situational awareness and can also help you find hidden features such as backwater channels that might hold fish. Updated images in many areas are available with new HotMaps Platinum cards for 2016.

Panoramic photos

Head into new marinas and recognize boat ramps with the confidence of a local with a clear view of entrances, dock layouts, and more.

1 ft HD bathymetry

Enjoy the exclusive SonarChart™ layer with up to 1 ft contours. Upload your sonar logs to build even better local charts for your area. You can do it with your plotter or use your mobile device connected wirelessly to your sounder with SonarChart™ Live.

18,000 lakes and growing

Check out the best charts available for more than 18,000 lakes throughout Us and Canada! Detailed coastlines, include docks and boat ramp locations. Search our lake list below for your favorite lakes. View new lakes!

Underwater structure and more

See unbelievable lake bottom composition as well as clearly marked road beds, foundations, bridges, brush piles, culverts, creek channels and more! Check tides and currents when planning activities along tidal waters such as the California Delta or Potomac River.

Daily Updates

Navionics charts are updated with around 2,000 edits per day. See how simple it is to downlaod the very latest content and free daily updates for one year. You'll get official chart information supplemented with contributions from fellow boaters in SonarChart™ and Community Edits.


Autorouting is available using Navionics charts on compatible plotters from B&G, Lowrance, Simrad and Raymarine in many areas of the world. A convenient, easy-to-use tool.

New Dock-to-dock Autorouting, now available with Raymaririne MFDs offers a unique breakthrough in boating navigation, as it quickly creates detailed routes from a real start point to a real end point, even through narrow passages and channels where they’re needed most, using sophisticated algorithms. See video.

Raymarine Advanced Features

If you own a compatible Raymarine MFD and update to R17 software, you can use your Navionics+ card to access powerful Advanced Features: Dock-to-dock AutoroutingSonarChart™ Live display on the plotter, and Advanced Map Options. Download software updates or we’ll mail it to you!

Save 50% on updates

After your subscription expires, you can still get the most up-to-date Nautical Chart, SonarChart™, and Community Edits. Renew online for another year and save 50%.


HotMaps Platinum is compatible with the best chartplotters from most leading brands.

Online and on the go!

Check out our free WebApp to view 2D Nautical Chart for any part of the world! Zoom in and toggle to view SonarChart™. Our Web API tool lets you embed the same charts on any website! 
You can have Navionics+ charts when you buy our feature-packed Navionics Boating app for our iPhone, iPad or Android device for easy access anywhere at all!