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Best Astronomy Sky Apps

238+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated August 2026

Every iPhone needs a few good astronomy sky apps. We benchmark 238+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.

Compare top Astronomy Sky Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Sky GuideSky GuideFree4.8★ (369K)NoYesAug 2026
2Night SkyNight SkyFree4.7★ (492K)NoYesAug 2026
3Stellarium Mobile - Star MapStellarium Mobile - Star MapFree4.8★ (36K)NoYesAug 2026
4NASANASAFree4.8★ (64K)NoNoAug 2026
5SkyView® LiteSkyView® LiteFree4.5★ (19K)YesYesAug 2026
6PlanetsPlanetsFree4.5★ (969)NoNoAug 2026
7Astronomy: Sky MapAstronomy: Sky MapFree—NoNoAug 2026
8Star ChartStar ChartFree4.6★ (25K)NoYesAug 2026

Top Picks for Astronomy Sky

Sky Guide#1

Sky Guide by Fifth Star Labs LLC

Star gaze constellation finder
Editor's Choice
🔍 Reference
4.8😊(369K ratings)
FreeIn-App Purchases
#18in Reference
Sky Guide screenshot 1
Sky Guide screenshot 2
Sky Guide screenshot 3
Sky Guide screenshot 4
Sky Guide screenshot 5
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
Night Sky#2

Night Sky by iCandi Apps Ltd.

Guide to Stars,Comets,Meteors
Strong Contender
🔍 Reference
4.7😊(492K ratings)
FreeIn-App Purchases
#23in Reference
Night Sky screenshot 1
Night Sky screenshot 2
Night Sky screenshot 3
Night Sky screenshot 4
Night Sky screenshot 5
Night Sky screenshot 6

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.

What We Love

  • 🌟 Excellent app for stargazing and learning about the night sky
  • 🔭 Detailed information on celestial objects, satellites, and space events
  • 🌍 Accurate mapping of the sky to real-world locations
  • 🎨 Beautiful visuals and animations

Room to Improve

  • 💰 Frequent prompts to upgrade to premium subscription
  • 🔌 Concerns about high battery consumption
  • 🤔 Calibration and alignment issues with the AR features
Stellarium Mobile - Star Map#3

Stellarium Mobile - Star Map by Noctua Software Ltd

Stargazing & planet finder
Worth Considering
📚 Education
4.8😊(36K ratings)
FreeIn-App Purchases
Stellarium Mobile - Star Map screenshot 1
Stellarium Mobile - Star Map screenshot 2
Stellarium Mobile - Star Map screenshot 3
Stellarium Mobile - Star Map screenshot 4
Stellarium Mobile - Star Map screenshot 5
Stellarium Mobile - Star Map screenshot 6

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.

What We Love

  • 🌟 Fabulous star tracking
  • 🌌 Detailed night sky information
  • 🔭 Helpful for stargazing and astronomy
  • 👍 User-friendly interface

Room to Improve

  • 🐛 Occasional crashes or freezes
  • 🔍 Difficulty finding some objects
  • 🌓 Inaccurate moon/planet positions in daylight

More Astronomy Sky apps to explore

4
NASA
NASA
NASA
by NASA
Free

Explore the universe with access to live and on-demand NASA+ videos, a vast collection of stunning images, and the latest mission news. Discover interactive augmented reality experiences and track the International Space Station's path.

NASA+ video streaming21,000+ NASA imagesLatest NASA news
📚 Education
(64K)
free
5
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
(19K)
free with in-app purchases
6
Planets
Planets
Planets
by Q Continuum
Free

Explore the solar system with a 3D guide. Discover planets, moons, and celestial events with interactive sky views and visibility information. Perfect for budding astronomers.

3D solar system guide2D sky view3D planetarium sky view
🔧 Utilities
(969)
free
7
Astronomy: Sky Map
Astronomy: Sky Map
Astronomy: Sky Map
Plan Your Night Under Stars
Free
🛍️ Shopping
(0)
8
Star Chart
Star Chart
Star Chart
by ESCAPE VELOCITY LIMITED
Free

Explore the cosmos with this augmented reality astronomy app. Point your device at the sky to identify stars, planets, and constellations in real-time. Discover celestial bodies and their positions, even traveling through time to view the universe's past and future.

Augmented reality sky identification3D simulation of the visible universeReal-time celestial object tracking
📚 Education
(25K)
free with in-app purchases
9
Sky Tonight - Stargazing Guide
Sky Tonight - Stargazing Guide
Sky Tonight - Stargazing Guide
Star Constellation Finder App
Free

Explore the night sky with this astronomy app. Identify celestial objects, discover upcoming astronomical events, and track their positions. Customize your view, set reminders, and access detailed information for a personalized stargazing experience.

Real-time interactive sky mapAugmented reality modeTime Machine for past/future positions
🔍 Reference
(75K)
free with in-app purchases
10
SkySafari
SkySafari
SkySafari
Astronomy Guide To Night Sky
$4.99

This powerful pocket planetarium helps you explore the night sky. Identify celestial objects by pointing your device, view astrophotography, and plan your stargazing with real-time visibility information. Offers guided tours and pronunciation guides for a comprehensive learning experience.

Point and identify stars, planets, and constellationsExplore astrophotography in the Image GalleryView real-time sky visibility in 'Sky Tonight'
🔍 Reference
(18K)
free with in-app purchases
11
StarWizard: Astronomy Sky Map
StarWizard: Astronomy Sky Map
StarWizard: Astronomy Sky Map
Stargazing, Star Map & Planets
Free

Explore the night sky in real-time with augmented reality. Identify stars, planets, constellations, and the ISS. Features an AI guide for questions and offline celestial navigation lessons.

Real-time AR sky identificationOffline sky mapAI-powered celestial questions
📚 Education
(1)
free
12
Classic Sky Map 2
Classic Sky Map 2
Classic Sky Map 2
Astronomy made easy.
Free

Explore the cosmos with an intuitive and beautiful sky map. Easily identify stars, planets, and constellations by simply pointing your device at the sky. Track celestial events and understand astronomical movements with time-lapse features.

Live sky trackingInteractive earth mapTime-lapse sky simulation
📚 Education
(8.9K)
free with in-app purchases
13
Star Walk 2 Plus: Live Sky Map
Star Walk 2 Plus: Live Sky Map
Star Walk 2 Plus: Live Sky Map
Astronomy Guide for Stargazing
Free

Explore the cosmos with a real-time sky map. Point your device to identify stars, planets, and constellations. Discover celestial events and learn about the universe with detailed information and 3D models.

Real-time sky map3D constellation modelsTime machine feature
📚 Education
(95K)
free with in-app purchases
14
Live Sky
Live Sky
Live Sky
by Dapperfinch Inc.
Free

This astronomy app provides real-time celestial object coordinates, including planets, the Moon, Sun, and various stars and deep sky objects. It highlights objects currently visible and allows users to favorite frequently observed bodies. A daily summary widget is also available.

Live celestial object coordinatesVisibility indicator (above horizon)Detailed object information
🔍 Reference
(887)
free with in-app purchases
15
OSR Star Finder
OSR Star Finder
OSR Star Finder
Stars, Constellations & More
Free

Explore the night sky and locate your named star with this augmented reality app. Discover constellations, learn about celestial bodies, and easily find when and where to view your star from your location. Share your stargazing experiences with others.

Name and find your own starLocate and track starsExplore 88 constellations with artwork
📚 Education
(4.8K)
free
16
Sky Map
Sky Map
Sky Map
by Mobius Networks (Private) Limited
Free

This app transforms your device into a portable planetarium. Simply point it at the night sky to identify stars, planets, constellations, and other celestial objects in real-time.

Real-time sky identificationDisplays stars and planetsShows moon phases
🔍 Reference
(216)
free
17
SkyGuru - Star Map & Astronomy
SkyGuru - Star Map & Astronomy
SkyGuru - Star Map & Astronomy
Explore stars & constellations
Free
📚 Education
(0)
18
StellarEye
StellarEye
StellarEye
Your Personal Sky Guide
Free

Explore the night sky with a real-time map of stars, constellations, and planets. Discover celestial objects, track planets, and stay updated on astronomical events. Document your stargazing with an observation log and travel through time to view the sky on different dates.

Real-time sky mapConstellation guide with mythologyDeep sky object tracking
📚 Education
(0)
free
19
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
20
Night Sky Planner
Night Sky Planner
Night Sky Planner
Your stellar observation guide
Free

This app helps amateur astronomers find celestial objects to observe. It provides detailed information on when and how to best view planets, stars, and deep-sky objects from your specific location, even without an internet connection.

Night strip timelineGantt view of targetsBest Nights ranking
🔍 Reference
(1)
free

FAQ about Astronomy Sky

What are the best astronomy sky apps for iPhone?
Sky Guide tops our astronomy sky apps ranking as of August 2026, with a 4.8-star average from 369K App Store ratings, and it's free to download.
Yes — 19 of the top astronomy sky apps we rank are free to download, including Sky Guide and Night Sky.
Sky Guide has no ads and offers in-app purchases, according to its App Store listing as of August 2026.
We track 238+ astronomy sky 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

astronomy: sky tonightstarwizard: astronomy sky map