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Free Maritime GPS: maritime charts and navigation routes, in the palm of your hand whenever you need it and anywhere.

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Firstly, we know that there is a big difference between land navigation and sea navigation.

Therefore, other methods are used in these marine GPS, and require precise attention to navigate.

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And so, other apps are used for this type of transport. If you want to know more, read this article made for you.

Links to applications and other services are at the end of this article, stay with us until the end and choose the one that interests you most.

How does marine GPS work?

Maritime GPS is one of the areas in which GPS (global positioning system) operates, providing location.

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There are several satellites working together to better direct the path to be taken during these trips.

Generally, vessels are installed with GPS receivers to receive route coordinates.

The Trilateration system is also used, which consists of a calculation to know the time difference between satellite signals.

This way, with this calculation made, the GPS system can determine the longitude, latitude and altitude of the boat.

What are nautical charts?

Nautical charts are basically documents that contain information about maritime navigation areas.

These documents have data on oceanic areas, seas, bays, rivers, lakes and any area that is navigable.

In this way, they are useful for obtaining a basis on the locations that will be navigated, increasing security.

Therefore, it should be used to navigate smoothly and avoid possible problems along the way.

Nautical charts are essential for coastal and maritime navigation, they are an essential item for going out on a boat.

Free Maritime GPS: maritime charts and navigation routes!

See navigation apps

Now that we’ve talked a little about how marine GPS works, check out the free navigation apps:

Orca: Boat GPS, Charts, Routes

Orca: Boat GPS, Charts, Routes is a marine navigation app that has been widely used by people.

Therefore, it helps in several aspects, informing about sea currents, depth, safe paths, etc.

This application can be used on your cell phone, tablet or also on your boat’s navigation system.

Several trips were made using this navigation system, showing excellent results and benefits.

This has been revolutionary, and the app has a total of over 50,000 downloads on the Google Play Store.

Benefits of the app

Check out the app benefits that have changed the way people browse below:

  • Online and offline nautical charts.
  • Modern design to maximize readability.
  • Satellite maps to make it easier.
  • Customized routes for sailboats and speedboats.
  • More coherent data feed.
  • Global marine weather forecast with temperature, wind, tides and currents.
  • System integrated with the boat – Instruments, autopilot and radar integration.

Aqua Map Boating

Aqua Map Boating is a marine GPS application that has offered great services to its users.

Providing nautical charts with accurate and safe data, and offering increasing comfort when traveling.

Its system is compatible with cell phones, tablets, Apple Watch and also has full integration with the boat’s system.

This way, you receive warnings about the route, temperature, possible storms and much more information.

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Aqua Map Boating has a total of more than 100,00 downloads, which demonstrates its navigation efficiency.


See below the benefits of this incredible navigation application:

  • Compatible app for smartphones, tablets and boat systems.
  • Vector and raster nautical charts for offline and online use.
  • Updated satellite images.
  • Route navigation with real-time information about bridges, dangers and best fuel prices.
  • Manual route planning.
  • AIS target display with automatic collision detection.
  • Tide & Current forecasts and simulations.

Free Maritime GPS: maritime charts and navigation routes!

You can download the apps through the links available below:


The conditions and benefits of each app may vary at any time and without prior notice – being the sole responsibility of its developers.

For always up-to-date information, we recommend that you access your favorite app store (Google Play Store ou App Store), and download the application that interests you most.