Maritime Solutions
NAVISIGN
PROFESSIONAL MARITIME REFERENCE
Your complete offline guide to maritime signals, navigation marks and communication. Built for sailors, yacht crews and navigators worldwide.
Your complete offline guide to maritime signals, navigation marks and communication. Built for sailors, yacht crews and navigators worldwide.
All 26 ICS flags (A–Z) with official meanings, visual patterns and letter codes
21 standard signals: distress, medical, navigation, notice and greeting
8 IALA buoy types with action guidance and light characteristics
Letters, digits, punctuation and 16 essential maritime signals
Full A–Z semaphore alphabet with animated Message Composer — type any word and watch it signed flag by flag
Top-down COLREG light diagrams for 12 vessel types — masthead, sidelights, stern, towing and all-around lights