價格：免費
檔案大小：20.4 MB
版本需求：需要 iOS 8.1 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
App helps in solving many equations and conversions that are associated with marine navigation.
App include the following calculations
Conversions Calculators
Distance Calculators
Weather Data Calculators
Log and Trig Calculators
Time Zones Calculators
Celestial Navigation Calculators
Sailings Calculators
App is helpful for
Mariners
Sailors
Fishermen
Divers
Fully functional
Compatibility with latest iOS
All feature & updates are free
Universal App
No Ads
NOTE:
While using GPS it is important first to calibrate your location, so that search results are accurate and to the point.
"Continued use of GPS running in the background can dramatically decrease battery life."
支援平台：iPhone, iPad