
Nautical Calculator Preview
Nautical Calculator Preview
About
This app provides comprehensive tools for marine navigation, including real-time ship movement, route planning, and advanced sailing calculations. It also offers features for collision avoidance, maneuvering, and learning maritime regulations and signaling.
What's New in Nautical Calculator Preview
7.4.1
October 3, 2026
Fixed an app crash that occurred when users entered invalid data in the "Nautical Maneuvering" section. Thanks to Captain Michael David Brown.
Developer apps
FAQ
What marine calculations does Nautical Calculator offer?
Nautical Calculator offers a wide range of marine calculations, including real-time ship movement, route planning, Mercator and Great Circle sailing, and calculations for current and wind effects. It also supports advanced maneuvers like collision avoidance and intercepting target ships.
Can Nautical Calculator be used for learning?
Yes, Nautical Calculator includes a learning section covering International Regulations for Preventing Collisions at Sea (COLREGs), marine signalizations, buoyage systems, unit conversions, and a glossary of marine navigation terms.
Does Nautical Calculator work offline?
The application includes an offline GPS feature, allowing for navigation and calculations even without an active internet connection. This is crucial for maritime environments where connectivity can be unreliable.
What are the maneuvering features in Nautical Calculator?
Maneuvering features include collision avoidance, calculating the closest point of approach (CPA), and various methods for changing station or intercepting target ships based on specified time, speed, or course. It also calculates turning and bearing/distance to other ships.
How does Nautical Calculator help with celestial navigation?
The app assists with celestial navigation by providing tools for calculating the Nautical Almanac, performing Two-Lop and Three-Lop Fixes, and correcting marine sextant altitudes of the sun and stars.
What is the age rating for Nautical Calculator?
Nautical Calculator has an age rating of 4+, making it suitable for a wide range of users interested in maritime topics. This rating suggests it contains no mature content.
Does Nautical Calculator have ads?
Yes, Nautical Calculator contains advertisements. As it is a free application, ads are displayed to support its development and maintenance.
On which devices can Nautical Calculator be used?
Nautical Calculator is available for iPhone and iPad devices. It is designed to be compatible with Apple's mobile operating system.








