The app provides reference to symbols used on nautical charts specified by the International Hydrographic Organization. It includes international abbreviations and supplementary national symbols used by the U.S.
The app provides information and procedures for boaters. It contains approved methods and procedures for Coast Guard boat operations, serving as a primary reference for training.
View real-time data from sources. Check predicted high and low tides. Set location-based alerts. Track water levels and currents. Share observations with others.
Access boating information with detailed charts, graphs, and illustrations. Look up formulas, safety guidelines, and equipment specifications. Search for content by topic or use the table of contents. View 800+ images and diagrams for visual .
View animated weather images with high-resolution displays and predictive capabilities. Access severe weather warnings and snow/mixed precipitation indicators. Choose color schemes and toggle snow display options.
Find public transit stations and view upcoming departures with two taps. Track vehicle locations and see predicted departure times where real-time data is available. Get directions and plan routes between locations.
Explore top 130 photo spots with maps, directions, and detailed descriptions. View photos and location info without internet. Download the before traveling for use. Navigate without cell signal.
Locations with real-time imagery and GPS tracking. Explore high-resolution of any global area. Zoom in to see detailed terrain and features. Save and share specific views. Navigate using location-based data and overlays.
Navigation allows users to view property line , parcels, and public lands. Access land ownership details and map layers for 50+ states including hunting zones and restricted areas.
The app computes sailing yacht performance polars from input data including length, displacement, and sail areas. Results are visualized as graphs and tables, and can be sent to Weather4D Pro.
The app allows users to enter regatta information and email generated results reports. It supports entering various race results and automatically adjusts rankings when a boat's status changes.