For leisure sailors wanting a simple and systematic way to track their cruising from harbor to harbor, doing observations on wind, sea and weather conditions - and making notes before, during and after a cruise.
Analyse speed, engine running and sails set hours. Show current track on map while cruising. List any number of historic tracks and show them on map.
Backup to / restore from a free website account. Which can also be used for other purposes.
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Thanks to Icons8.com for free icons.