Celsius & Meters.. Sigh
Major stars and likely a rave review if the app had a preference setting permitting measurements in Feet and Fahrenheit.
Free
In-App Purchases
About
This app provides a comprehensive suite of 88 professional maritime calculators for navigation, celestial observation, tides, stability, weather, engineering, and more. It's designed for maritime professionals and enthusiasts, offering offline functionality and citing all formulas with their official sources.
✓88 professional maritime calculators
✓Offline functionality
✓Navigation calculations
✓Celestial observation tools
✓Stability and cargo calculations
✓Unit converters
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What's New in Maritime Master
1.0
May 31, 2026
1
In-App Purchases
$4.99
CalcDeck Pro
Unlock all 85 Calculators
User reviews
Developer apps
FAQ
What is Maritime Master - CalcDeck?
Maritime Master - CalcDeck is a comprehensive calculation toolkit for life at sea. It offers 88 professional maritime calculators covering navigation, celestial observation, tides, stability, cargo, weather, engineering, safety, commercial voyages, yacht performance, regulatory compliance, and unit conversion.
Does Maritime Master - CalcDeck work offline?
Yes, Maritime Master - CalcDeck works fully offline. This means you can access all its features without needing an internet signal, ensuring uninterrupted use when you're at sea.
Who is Maritime Master - CalcDeck for?
This app is designed for Master Mariners, deck officers, marine engineers, maritime cadets, yacht skippers, and weekend sailors. It aims to replace multiple reference books and single-purpose apps with a unified, professional-grade tool.
Are the formulas in Maritime Master - CalcDeck reliable?
Yes, every formula within Maritime Master - CalcDeck is cited with its textbook or IMO source. This allows users to verify the working and trust the results provided by the app.
What types of calculations does Maritime Master - CalcDeck offer?
The app includes calculators for navigation (e.g., distance, ETA), celestial observation (e.g., sight reduction, sunrise/sunset), tidal calculations, stability and cargo, weather, engineering, safety, yacht performance, commercial voyages, and regulatory compliance.
Is Maritime Master - CalcDeck free to use?
Yes, Maritime Master - CalcDeck is available for free. It also includes 12 unit converters that are all free to use, covering essential units for mariners.
What devices does Maritime Master - CalcDeck support?
Maritime Master - CalcDeck is supported on iPhone and iPad devices, making it accessible to a wide range of iOS users.
How often is Maritime Master - CalcDeck updated?
The app was last updated on May 31, 2026, indicating a commitment to maintenance and potential future improvements. The latest version is 1.0.
