Marinus ColRegs

The navigation rules and much more, not to forget anything while sailing or preparing your exam.

Bearing Pilot

With an extreme simplicity, it takes apparent bearings quickly. Additionally, it provides speed and real-time coordinates.

WX Course

Share your course and speed data GPS of your iPhone on your new Apple Watch.

Drag Alarm

Keep calm! With DragAlarm you can relax on your boat as this app stands watch and notifies you if the anchor is improperly secured and your boat is dragging.

ColRegs

The International Regulations for Preventing Collisions at Sea 1972 (Colregs) are published by the International Maritime Organization (IMO) and set out, among other things, the "rules of the road" or navigation rules to be followed by ships and other vessels at sea to prevent collisions between two or more vessels.

IALA: Buoyage System

The book deals with all the subjects which are closely connected with the IALA International buoyage systems.