Here is one called The Captains Toolbox that no one should be without both on and off the water. It costs just $4.99 can be downloaded by clicking here and £2.99 in the UK.
This app replaces several books, manuals, study guides and other resources in one easy to use application.
OFFLINE USE all the data is stored on your apple device. Once installed, you do not need a cellular, WiFi or Internet connection to access our resources.
Here is what the app contains:
The International Regulations for Preventing Collisions at Sea (COLREGS)
Published by the International Maritime Organization (IMO) and digitised into this application for easy access at sea or for study on land. It’s easier to use then the clumsy paper version and always at your fingertips.
Maritime Navigation Lights & Shapes
An interactive and comprehensive collection of navigation lights and shapes both the USCG twilight images and zero light graphic renderings from each prospective. This tool is designed for instant access at the helm or when studying for your COLREGS exams.
GPS Position
Quickly determine your longitude and latitude if you are running this app on your iPhone.
Navigation Chart Symbols
Every symbol the USCG uses is listed here in an easy to use wheel selector. Simply spin the symbol wheel with your thumb and the definition of the corresponding chart symbol will be displayed in the window below.
Maritime Flags
Ever wonder what that flag means over on that other boat? Just spin the flag wheel, stop on the flag in question and the definition will be displayed instantly. We have also included the description common uses for these flags in modern day etiquette.
SOLAS Symbols
SOLAS symbols, stickers and signs are listed here along with their meaning for use on-board or to prep for your IMO exams.
Procedures, examples, phonetic alphabet, channels and frequencies for VHF users in the USA, Canada and internationally (MCA).
SSB users will enjoy fast access to 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.
Unit Converter
Every conversion you can possibly think of and a hundred more. Whether it’s a simple fuel conversion from Imperial (UK) Gallons to Litres or a complicated Flow-Mass calculation, this tool has more conversions than any superyacht master mariner or naval architect will ever need.
Glossary of Maritime and Yachting Terms
1383 terms used from ocean going ships to lake boats have been compiled in this fast and easy to use index.
Clouds
This image catalogue boasts real photos of common cloud formations along with their meteorological definitions, and what can be learned and predicted from reading these atmospheric phenomena.
Morse Code
Either search the Morse code tool by graphics or alpha numeric. Keep an eye on this tool in future updates for some fun features.
Wind Barbs
Offers quick reference to common wind charting systems. This tool boasts wind speed cross reference between Knots, MPH, direction, etc.
Quickly reference and learn all the sound signals needed for manoeuvring and passing situations both on the high seas and inland waterways.
THE CAPTAIN'S TOOLBOX
