Upgrading to Weather4D Routing & Navigation

The App Store has an update mechanism but lacks an upgrade mechanism.  Let’s first clarify the difference between update and upgrade.  An update is a newer version of the same app.  An upgrade is the installation of another app, usually more sophisticated, that...

How to select weather, wave and current models?

Creating a zone and selecting weather, wave and current models is one of the first things to do to prepare a navigation.  But how to pick the ones you need when you’re just starting using Weather4D or if you are exploring a new area? What kind of sailing are you...