Best Sextant Navigation Apps

4.2(15 ratings)

$1.99

#29in Navigation

This application assists with celestial navigation by performing sextant sight reduction calculations. It displays intermediate numbers for verification and can draw lines of position on a map. Features include a perpetual nautical almanac and a star finder to identify celestial bodies.

Circle Of Position Navigation by Helmut Hoffrichter

Sun Navigation

Worth Considering

GPS-free navigationCamera-based celestial sightingsAutomatic position plotting

2.0(1 ratings)

$8.99

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This app provides a backup navigation system using the sun, similar to chart plotter satellite navigation. It requires manual sextant readings and allows users to input times and measurements to display their position on an electronic map, creating a journey track.

More Sextant Navigation apps to explore

EZ Sextant

Navigate without GPS

$24.99

Navigate open waters using your phone's camera to sight celestial bodies. This app plots lines of position and combines them for an estimated location on a lat/lon grid. It's a powerful tool for offshore navigation without relying on GPS.

(4)

Learn to navigate by the stars

Celestial Navigation 360

Sextant — Celestial Nav

$9.99

This app provides a comprehensive celestial navigation toolkit for sailors and enthusiasts. It allows users to navigate using celestial bodies like the sun, moon, planets, and stars, even when GPS is unavailable. The app guides users through taking sextant readings, performing calculations, and plotting positions on a map.

Celestial body identification using camera and ephemerisSextant sight reduction with manual correction checksOffline celestial navigation

CHIEFMATE: Marine Navigation

Offline celestial navigation

Simulate using a sextant to measure latitude by sighting the sun and horizon. Includes tools for calculating declination, local solar noon, and basic surveying.

Pocket sextant simulationMeasure latitudeSight sun and horizon

This app functions as a celestial navigation tool, enabling users to take altitude measurements of celestial bodies using their phone. It provides real-time star and planet identification, automatic astronomical position calculations, and a perpetual nautical almanac.

Celestial object altitude measurementReal-time star and planet identificationAutomatic astronomical position calculation

Celestial navigation offline

Offline celestial almanac dataSight reduction calculationsRise, set, and twilight times

This app provides a comprehensive offline celestial navigation toolkit. It calculates celestial body positions, sunrise/set times, and sky charts. It also offers tools for compass error correction and position fixing, all without requiring an internet connection.

This tool simplifies celestial navigation calculations for sailors and students. It handles angle and time arithmetic, averages multiple sights, and features a specialized keypad. Offers day and night modes for usability at sea.

Angle calculations in DD° MM.m'Time calculations with H:M:SAverage multiple sights

Seawell Navigation Charts

Sea Navigation Marine Offline

Offline marine chartsWaypoint and route managementTrack recording

This navigation app offers detailed marine charts and tools for sailors, fishermen, and boaters. It allows for easy waypoint management, route recording, and distance measurement, with offline map capabilities for use without internet connectivity.

free with in-app purchases

(12)

ANS Navigator

by ADVANCED IMPACTOR PRIVATE LIMITED

$29.99

This navigation app offers fast, reliable routing with live traffic data in select Indian cities. It provides features like automatic recalculation, multipoint routes, and local POI search. Navigate to contacts, GPS coordinates, or even pictures.

Live traffic data in 8 Indian citiesFast, green, and easy routesAutomatic route recalculation

This app helps celestial navigators accurately record UTC time for sextant sightings. It provides tactile and auditory feedback for precise time stamping, storing readings in five registers. Users can optionally photograph their sextant for later verification.

Accurate UTC time recordingFive time registersAuditory and vibration feedback

This app assists with celestial navigation training by providing a perpetual almanac, star finder chart with animation, and tools for calculating lines of position and meridian passages. It can utilize device sensors for real-time chart positioning, though a marine sextant is still required for actual navigation.

Perpetual almanacAnimated star finder chartLine of position calculation

Automated sight reduction and LOP plottingManual Nautical Almanac and Pub. 229 table accessObservation archiving and restoration

(3)

free

EZ Celestial Navigation

ezAlmanacOne

$29.99

This app simplifies celestial navigation using a sextant, providing tools to calculate your position at sea. It offers automated calculations or manual table access, with features for observation archiving and compass checks. Ideal for learning and practicing traditional navigation methods.

(26)

GPS tracker that just works

YoNav2.0 GPS Navigation

Accurate GPS trackingLatitude & Longitude coordinatesCourse and speed monitoring

This app provides accurate GPS navigation for outdoor activities, offering real-time location tracking, speed monitoring, and live maps. It's designed for adventurers to confidently explore new places without getting lost, whether hiking, sailing, or cycling.

free with in-app purchases

(1)

The Anchors: Marine navigation

Boat speed, bearings, compass

🔧 Utilities

Seeing-I-Go:Indoor navigation

Brings you to everywhere