Handy iPad/iPhone App Provides Valuable Boating Info
January 5, 2011
The Captain’s Toolbox is a new application for the iPad and iPhone that costs $4.99 and lets mariners access the following useful navigational information:
International Regulations for Preventing Collisions at Sea (COLREGS)
This valuable publication has been digitized for easy access at sea or for study on land.
Navigation Lights & Shapes Identifier
Interactive, comprehensive database of navigational lights and shapes. Includes both the USCG twilight images and zero light graphic renderings from each perspective.
Current GPS Position
Provides current longitude and latitude when used with an iPhone.
Chart Symbol Identifier
Lets you identify every USCG chart symbol via a simple wheel selector. Spin the symbol wheel with your thumb and the meaning of the corresponding chart symbol is displayed in the window below.
Maritime Flag Identifier
Lets you identify every maritime flag symbol via a flag wheel (similar to the Chart Symbol wheel).
SOLAS Symbol Identifier
All SOLAS symbols, stickers and signs are listed, along with their meaning.
Marine VHF/SSB Channels & Procedures
Hailing procedures, phonetic alphabet, and a listing of channels and frequencies for VHF use worldwide. Includes frequencies for Marine SSB, Marine Distress R/T & DSC, HF Ship to Ship, Simplex HF, Yachtsmans Nets, HF Coastal Stations, MF & HF Global Coastguard Stations (MRCC) and Distress & Safety (SAR) communication.
A handy tool for converting any unit of measurement (eg., gallons to liters, feet to meters, miles to nautical miles) that will come in handy for international trips.
Maritime & Yachting Terms
A dictionary of 1,383 nautical terms.
An image catalog of cloud formations, along with their meteorological definitions.
Morse Code Key
Search the Morse code tool by graphics or alphanumeric.
A quick reference to common wind charting systems.
Sound Signal Identification
Quick reference to all sound signals needed for maneuvering and passing situations, both on the high seas and inland waterways.
The Captain’s Toolbox can be downloaded via
Is this an app you’d like to have?
Let us know in the box below.