If you want to plan and navigate your next excursion at sea, this app will be indispensable for you. It has the charts that you need to get a good understanding of the routes you want to follow. 

It also allows you to download map updates for free. This will ensure that you have the latest map information. You will not need to download the maps every time, as it will save the data for you.

It has a navigation module that allows you to choose the route that you want to follow. You can find the best route for your next sailing adventure. 

This app is also a great tool for sailors who want to plan and navigate their next expedition at sea.