Apps like United States Coast Guard

Here are some great alternatives to United States Coast Guard by U.S. Coast Guard :
Whale Alert
Whale Alert
★3.2
Rules of the Road Lite
Rules of the Road Lite
★4.1
Rules of the Road Pro
Rules of the Road Pro
★4.8
Coast Guard: Beach Rescue Team
Coast Guard: Beach Rescue Team
★4.4
Buoyage & Lights at Sea - IALA
Buoyage & Lights at Sea - IALA
★5.0
DECKEE Boating
DECKEE Boating
★3.6
The Nautical School "Rules of
The Nautical School "Rules of
★3.3
ColRegs: Rules of the Road
ColRegs: Rules of the Road
★3.7
NavShip - Waterway Routing
NavShip - Waterway Routing
★4.2
ColRegs: Nav Lights & Shapes
ColRegs: Nav Lights & Shapes
★4.5
MarineTraffic - Ship Tracking
MarineTraffic - Ship Tracking
★4.7
safeAnchor Anchor Watch Alarm
safeAnchor Anchor Watch Alarm
★4.3
OnCourse - boating & sailing
OnCourse - boating & sailing
★3.3
BaseMap: Hunting Maps and GPS
BaseMap: Hunting Maps and GPS
★4.3
KnowWake
KnowWake
★3.9
Boat Watch
Boat Watch
★3.3