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Welcome to Marine Toolbox Initial public release of the essential offline calculator suite for maritime professionals, marine engineers, and deck officers. Key features: • Fuel Tools: Consumption, SFOC, Endurance, Bunker Quantity & Cost • Vessel & Propulsion: Ship Draft, Mean & Trim, Propeller Slip • Navigation: Tri-mode ETA, Distance, Speed & Time calculations • 100% Offline: Zero internet or account required at sea • Clean Material 3 design with full Dark Mode support
Essential marine calculators for offline vessel operations and engineering.
Marine Toolbox provides a suite of offline-first calculators designed for marine engineers, deck officers, seafarers, and maritime professionals. Features included in this toolbox: • Fuel Tools: Fuel Consumption, SFOC, Fuel Endurance, Bunker Quantity, Fuel Cost, Unit Converter • Vessel Tools: Ship Draft, Under Keel Clearance (UKC), Squat Estimation • Engine & Navigation Tools: Propeller Slip, ETA, Distance & Speed calculations Key Highlights: • Offline-First: Fully operational without an active internet or cellular connection. • Pure Functionality: Fast calculations with no user login required. • Modern Design: Clean, intuitive interface built for quick inputs on board.