Nautical Calculator

Contains adsIn-app purchases
4.8
631 reviews
100K+
Downloads
Content rating
Rated for 3+
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About this app

Nautical Calculator is an Android application that calculates rhumb line and great circle navigation.
The application is totally free.
The main functions are:
- Given two coordinates, great circle and rhumb line courses, distances, great circle vertex and meridional parts is calculated, is show graphics.
- Given a position, new position is determined by advancing it for courses and distances.
- Wheel Over calculation
- Compass detections
- Draft survey
- Converter
- Utility


other features can be enabled.
- Calculate Average speed
- E.T.A. calculation
- Route plan, for manual waypoints planning
- Waypoint route
- Route mix with parallel limit
- Rhumb Line Parallel/Meridian intersection
- Follow on same Rhumb Line route
- Opposite course rendez vous
- Route correction
- Calculate Amplitude at sunset and sunrise
- Compass Error
- Solves Drift problem
- Solves Tides problem
- Solves Tidal current problem
- Solves Under keel clearance problem
- Wind calculation with Beaufort classification
- ABC Tables (azimuth, initial course, right ascension with unknow star)
- Nautical almanac
- Moon phases
- Celestial Navigation with position line
- Meridian transit
- Celestial observation
- Coastal navigation
- Wheel Over
- Draft Survey
- Converter
- Anchorage
- Interpolation


In routes feature there is a world map: it isn't a nautical chart and is not for use as a saling chart, but as a simple general means of showing the courses through the water on earth, this map isn't for navigational purposes.


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https://www.facebook.com/NauticalCalculator
Updated on
Jun 28, 2022

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection
4.8
631 reviews
Brix De Pallo
February 21, 2022
I gave it 1 Star to alarm you. I have purchased this app long ago. I may be one of the first user to ever subscribed to your app. But qfter changing my phone, I cant use the full version anymore. any thoughts,?
7 people found this review helpful
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Jack Fayat
March 15, 2021
I have made some purchases for additional functions but after few days it was automatically cancelled without my permission. Although refund has been made but i think you should sort it out. I installed the pro version i hope it won't cancel my purchase again.
22 people found this review helpful
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Giacomo Gabriele
March 19, 2021
On version 7.7.2 this problem is fixed.
Tiberiu Nicolae
March 22, 2022
Looks very feature rich but I have no idea hownit works because I'm a noob at navigation
7 people found this review helpful
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What's new

v9.3.1
- Fix translation