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Best Celestial Navigation Apps

249+ iOS apps curated and reviewed

4.3 avg rating
14 free apps
Updated August 2026

The best celestial navigation apps on iPhone average 4.3★ across 249+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.

Compare top Celestial Navigation Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Sky GuideSky GuideFree4.8★ (367K)NoYesAug 2026
2Celestial NavCelestial NavFree4.3★ (10)NoYesAug 2026
3Celestial NavigationCelestial Navigation$1.994.2★ (15)NoNoAug 2026
4Night SkyNight SkyFree4.7★ (482K)NoYesAug 2026
5EZ Celestial NavigationEZ Celestial Navigation$29.994.9★ (19)NoNoJul 2026
6CamSextantCamSextantFree4.3★ (6)NoNoMay 2026
7Celestial Navigation 360Celestial Navigation 360Free—NoYesJul 2026
8Celestial NavigatorCelestial NavigatorFree2.0★ (3)NoNoJul 2026

Top Picks for Celestial Navigation

Sky Guide#1

Sky Guide by Fifth Star Labs LLC

Star gaze constellation finder
Editor's Choice
🔍 Reference
4.8😊(367K ratings)
FreeIn-App Purchases
#11in Reference
Sky Guide screenshot 1
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Sky Guide screenshot 6

Identify stars, constellations, planets, and satellites in real-time by holding your device overhead. Explore celestial bodies with AR overlays, track satellites like the ISS, and travel through time to view past and future astronomical events. Perfect for both novice and experienced stargazers.

What We Love

  • 🌟 Stunning visuals and graphics
  • 📚 Wealth of information on celestial objects
  • 🧭 Accurate and responsive compass/AR features
  • 🌌 Immersive stargazing experience

Room to Improve

  • 🧭 Occasional compass/location calibration issues
  • 💰 Subscription model limits access to some features
  • 🌍 Lack of support for certain regions/locations
Celestial Nav#2

Celestial Nav by Skytip LLC

Modern Celestial Navigation
Strong Contender
🗺️ Navigation
4.3(10 ratings)
FreeIn-App Purchases
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This app provides tools for celestial navigation, offering computations for celestial bodies and sight reductions. It includes an offline perpetual almanac and allows for quick capture of observation data for accurate course adjustments.

Celestial Navigation#3

Celestial Navigation by Dr. Harald Merkel

Sextant Sight Reduction
Worth Considering
🗺️ Navigation
4.2(15 ratings)
$1.99
Celestial Navigation screenshot 1
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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.

More Celestial Navigation apps to explore

4
Night Sky
Night Sky
Night Sky
Guide to Stars,Comets,Meteors
Free

Explore the cosmos with an AI-powered planetarium. Identify stars, planets, and satellites by pointing your device at the sky. Discover celestial objects in augmented reality and share your stargazing experiences with others.

AI personal planetariumIdentify stars, planets, constellations, satellitesAugmented Reality (AR) exploration
🔍 Reference
(482K)
freemium
5
EZ Celestial Navigation
EZ Celestial Navigation
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.

Automated sight reduction and LOP plottingManual Nautical Almanac and Pub. 229 table accessObservation archiving and restoration
🗺️ Navigation
(19)
paid
6
CamSextant
CamSextant
CamSextant
by Omar reis
Free

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
🗺️ Navigation
(6)
free
7
Celestial Navigation 360
Celestial Navigation 360
Celestial Navigation 360
by Nicholas Braun
Free
🗺️ Navigation
(0)
8
Celestial Navigator
Celestial Navigator
Celestial Navigator
by Omar reis
Free

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
🗺️ Navigation
(3)
free
9
Stellarium Mobile - Star Map
Stellarium Mobile - Star Map
Stellarium Mobile - Star Map
Stargazing & planet finder
Free

Explore the night sky with a real-time planetarium. Identify stars, planets, constellations, and satellites by simply pointing your phone. Offers detailed astronomical data and cultural constellation interpretations.

Real-time sky simulationIdentify stars, planets, satellitesConstellation shapes and illustrations
📚 Education
(36K)
free with in-app purchases
10
Navigation Almanac
Navigation Almanac
Navigation Almanac
Sight reduction & almanac
Free
🗺️ Navigation
(0)
11
Sextant Navigation
Sextant Navigation
Sextant Navigation
Celestial Navigation Primer
Free
🔍 Reference
(0)
12
SkyView® Lite
SkyView® Lite
SkyView® Lite
Explore the Universe
Free

Identify stars, constellations, satellites, and more by simply pointing your device at the sky. This augmented reality app makes stargazing accessible to everyone, day or night. Explore celestial paths and even travel through time to view the sky on different dates.

Identify stars, constellations, and satellitesAugmented Reality (AR) stargazingSet reminders for celestial events
📚 Education
(18K)
free with in-app purchases
13
Star Tracker Lite-Live Sky Map
Star Tracker Lite-Live Sky Map
Star Tracker Lite-Live Sky Map
Night stars guide & tracker
Free

Explore the universe by pointing your device at the sky. Identify stars, constellations, and deep sky objects in real-time. Features offline data, a 3D compass in AR mode, and detailed graphics for an immersive stargazing experience.

Offline celestial dataIdentify stars, constellations, planetsAugmented reality compass
🔍 Reference
(2.1K)
free with in-app purchases
14
Sextant — Celestial Nav
Sextant — Celestial Nav
Sextant — Celestial Nav
Learn to navigate by the stars
$9.99
🗺️ Navigation
(0)
15
Circle Of Position Navigation
Circle Of Position Navigation
Circle Of Position Navigation
Sun Navigation
$8.99

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.

Sun navigation systemIndependent backup navigationElectronic map display
🗺️ Navigation
(1)
paid
16
GPS Anti Spoof
GPS Anti Spoof
GPS Anti Spoof
sextant sight analyzer
$3.99

Instantly compare observed celestial navigation altitudes with live calculated values. This tool helps mariners detect GPS spoofing and functions as a celestial navigation trainer, offering instant feedback without paperwork.

Compare observed vs. calculated celestial altitudesDetect GPS spoofingCelestial navigation trainer
📚 Education
(3)
paid
17
Adel Mostafa Software
Adel Mostafa Software
Adel Mostafa Software
by Olymp Soft FZE
Free
📚 Education
(0)
18
GyroCop
GyroCop
GyroCop
Compass Error Calculator
Free
🔧 Utilities
(0)
19
GPS Anti Spoof Pro
GPS Anti Spoof Pro
GPS Anti Spoof Pro
by Frank Reed
$19.99

Instantly compare observed celestial navigation altitudes with calculated ones. This app helps mariners detect GPS spoofing and functions as a celestial navigation trainer. It automatically includes all necessary corrections for accurate readings.

Celestial altitude comparisonGPS spoofing detectionCelestial navigation trainer
🗺️ Navigation
(7)
paid
20
Degree Calculator
Degree Calculator
Degree Calculator
Degrees and minutes calculator
Free

This utility app performs basic addition and subtraction of degrees and minutes, specifically designed for celestial navigation. It uses the DD°MM.F' notation common in sight reduction and almanacs, offering a focused tool for practice and verification.

Degrees and minutes addition/subtractionDD°MM.F' notation supportCelestial navigation focus
🔧 Utilities
(1)
free

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FAQ about Celestial Navigation

What are the best celestial navigation apps for iPhone?
Sky Guide tops our celestial navigation apps ranking as of August 2026, with a 4.8-star average from 367K App Store ratings, and it's free to download.
Yes — 14 of the top celestial navigation apps we rank are free to download, including Sky Guide and Celestial Nav.
Sky Guide has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 249+ celestial navigation apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Sky Guide helps you identify celestial objects in the night sky. By holding your device up, it automatically recognizes stars, constellations, planets, and satellites. It uses augmented reality to overlay these figures onto your view of the real sky, making it easy to visualize and learn about the heavens.
Key features include automatic identification of celestial bodies, an AR mode for visualizing the sky, satellite tracking with notifications (like for the ISS), time travel controls to view past and future astronomical events, and a personalized calendar for events like eclipses. It also functions offline without Wi-Fi, cellular service, or GPS.

Related searches

celestial navigation 360ez celestial navigation