Primo Nautic - STCW & COLREG

Navionics® Boating

Garmin Italy Technologies srl

3.7

ShipAtlas by Maritime Optima

Maritime Optima AS

4.6

Navily - Your Cruising Guide

Navily

3.7

Sail Expert: Sailing App

Poterion

4.4

NavShip - Waterway Routing

CproSoft GmbH

3.9

MarineTraffic - Ship Tracking

MarineTraffic

3.6

Sea Trials - USCG License Exam

Mariner License Prep, LLC

4.7

Waterkaarten: Vaar Navigatie

Biggerworks

3.5