Marine Charts

Whether you're spending the day fishing on the lake, cruising on the coast or off-roading through the desert, enhance your experience with detailed maps for your Simrad cartography units.



C-MAP maps and charts

C-MAP is a leading electronic marine chart provider that now offers Insight maps. They also provide coastal marine charts from around the globe.

Insight Pro & Lake Insight HD

The New C-MAP Insight cards contain all of the Lake Insight maps, updates from Insight Genesis, C-MAPs inland coverage along with the coastal charts C-MAP’s boaters have relied on for many years in the C-MAP Pro card! Get them from the GoFree Shop!

Coastal Maps

C-MAP has been a leader in coastal mapping for decades, providing maps to the avid saltwater angler and cruising enthusiasts. These powerful charts will enhance every moment you spend on the water. Get them from the GoFree Shop!


NEW! C-MAP Embark app

Nautical maps made simple!

C-MAP Embark charts are accurate without being crowded, offering a clear and sleek design that is easy to read through. C-MAP Embark shows you all the information you need to navigate or fish at anytime, anywhere.

C-MAP Embark can be used seamlessly from a phone, tablet or PC to:

- Plan your trip with ease: create waypoints and routes. 

- Check for great fishing spots with our high resolution bathymetry.

- Save your favorite places and tracks to revist them latter (or share!)



14 day FREE trial of premium features like offline maps, weather, and tide information!



C-MAP Embark reviews

Find out more





Navionics Charts and Maps

Global Maps

Boat safer and fish smarter with Navionics: the best detailed cartography, new advanced features, and the most comprehensive global coverage. Navionics charts are constantly enhanced by more than 2,000 updates per day and an abundance of community data – you can download anytime, even right from your boat. Learn more about Navionics Charts and Maps

Software update card request

Navionics is giving away SD cards with our software updates so users get the new functionality

Click here to request an SD card preloaded with software updates to Simrad models that include new Navionics functionality you’ll love:

– Dock-to-dock Autorouting* (not in USA)
– SonarChart™ Live*
– Plotter Sync*
– Advanced Map Options

*Navionics subscription required. See for more details



C-MAP Genesis Custom Mapping

C-Map Genesis Custom and Social Mapping

Insight Genesis is now known as C-MAP Genesis, which empowers boaters to create custom contour maps of their favorite fishing and boating areas. Whether mapping previously uncharted waters or ensuring surveyed water details are accurate and current, C-MAP Genesis delivers a new level of personal mapping for boaters.

The C-MAP Genesis Social Map is a free, global, online presentation of inland and coastal data generated by the Lowrance, Simrad Yachting and B&G communities of fishing, cruising, and sailing enthusiasts. Anyone with a Free or Premium Insight Genesis subscription has unlimited access to the Insight Genesis Social Map and can also export maps for personal use on the water.



Regional Mapping Providers

We have partnered with some of the top independent map developers in the world to bring you even more content choices.

Many of our mapping provider products can be purchased directly from the GoFree Shop.



Insight Map Creator

The free, unsupported Insight Map Creator (IMC) software allows a consumer to create unencrypted .AT5 formatted maps for use on all current Simrad multifunction displays and chartplotters.

Convert paper charts into a raster .AT5
Create .AT5 formatted vector maps from OpenStreetMap data

Download Insight Map Creator now for free!


Marine Charts

Cartography Toolkit

The NEW Cartography Toolkit provides a way to build vector and raster maps for products like Simrad NSE, NSO and NSS


Insight Planner

Plan journeys from the comfort of home with Insight Planner, the ultimate PC software for marine navigation planning. Insight Planner lets you...