Good information
Great basic comprehensive information. Somewhat dated but a very good reference.
Don’t Waste Your Money!
Just bought this and within minutes realized I wasted my money. Found incorrect and incomplete info. Very hard to work. Referenced illustration that wasn’t there.
Been sailing for almost 50 years and spent 30 years Active Duty Navy. Retired USN Captain.
Been sailing for almost 50 years and spent 30 years Active Duty Navy. Retired USN Captain.
A new in bible
A Fantastic, valuable reference work. Well worth the price.
Best boating app there is!
This app is fantastic and should be in the device of every boater.
A valuable App for every boater!
This App is my go to for any question on boats from operations to conversion tables! Worth the money to buy.










