1. Home
  2. Topics
  3. Star Tracker Free

Best Star Tracker Free Apps

230+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated June 2026

From beginner-friendly picks to power-user tools, our star tracker free list covers 230+ iPhone apps updated through June 2026. Compare ratings, prices, and screenshots in one place.

Top Picks for Star Tracker Free

Star Tracker Lite-Live Sky Map#1

Star Tracker Lite-Live Sky Map by 身吉 潘

Night stars guide & tracker
Editor's Choice
🔍 Reference
4.6😊(2K ratings)
FreeAdsIn-App Purchases
Star Tracker Lite-Live Sky Map screenshot 1
Star Tracker Lite-Live Sky Map screenshot 2
Star Tracker Lite-Live Sky Map screenshot 3
Star Tracker Lite-Live Sky Map screenshot 4
Star Tracker Lite-Live Sky Map screenshot 5
Star Tracker Lite-Live Sky Map screenshot 6

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.

What We Love

  • 🚀 Accurate star and planet tracking
  • 👍 Easy to use and intuitive
  • 🌌 Helpful for learning about the night sky
  • 🤩 Visually appealing and engaging

Room to Improve

  • 🐛 Occasional location/compass issues
  • 🤔 Inaccurate positioning of celestial objects
  • 🙄 Cluttered or confusing interface
Sky Guide#2

Sky Guide by Fifth Star Labs LLC

Star gaze constellation finder
Strong Contender
🔍 Reference
4.8😊(26K ratings)
FreeIn-App Purchases
#4in 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
SkyView® Lite#3

SkyView® Lite by Terminal Eleven LLC

Explore the Universe
Worth Considering
📚 Education
4.5😊(18K ratings)
FreeAdsIn-App Purchases
#11in Education
SkyView® Lite screenshot 1
SkyView® Lite screenshot 2
SkyView® Lite screenshot 3
SkyView® Lite screenshot 4

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.

What We Love

  • 🌟 Accurate star and planet tracking
  • 👍 Easy to use and navigate
  • 🔭 Helpful for learning about the night sky
  • 💫 Engaging and educational for all ages

Room to Improve

  • 🐛 Compass/location issues causing inaccurate positioning
  • 🔍 Limited free features, many paid upgrades
  • 🤔 Confusing for some users to understand how it works

More Star Tracker Free 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
Star Tracker - Night Sky Map
Star Tracker - Night Sky Map
Star Tracker - Night Sky Map
Night Sky, Planet Finder, Star
Free

Explore the night sky in real-time by pointing your device upwards. Identify stars, planets, constellations, and satellites with an easy-to-use interface. Discover celestial events and a vast collection of deep sky objects.

Real-time celestial object identificationAccurate night sky simulationExtensive database of stars and planets
🗺️ Navigation
(114)
free with in-app purchases
6
Sky Tonight - Stargazing Guide
Sky Tonight - Stargazing Guide
Sky Tonight - Stargazing Guide
Constellation Star 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
(73K)
free with in-app purchases
7
Stellarium Mobile - Star Map
Stellarium Mobile - Star Map
Stellarium Mobile - Star Map
Watch night sky, find stars
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
8
Satellite Tracker by Star Walk
Satellite Tracker by Star Walk
Satellite Tracker by Star Walk
View Satellites Live Sky Map
Free

Track satellites in real-time, including the ISS and Starlink. Get predictions for upcoming passes and set alerts. Explore satellite orbits and trajectories with various viewing modes.

Real-time satellite trackingSatellite flyby timerPass predictions
🔍 Reference
(69K)
free with in-app purchases
9
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
(4.6K)
free
10
Star Walk 2 Plus: Live Sky Map
Star Walk 2 Plus: Live Sky Map
Star Walk 2 Plus: Live Sky Map
Your Free Path to the Stars
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
(93K)
free with in-app purchases
11
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
12
Star Gazer: Sky Map& Astronomy
Star Gazer: Sky Map& Astronomy
Star Gazer: Sky Map& Astronomy
Stars, Moon & Constellation.s
Free

Explore the cosmos by pointing your device at the sky. Discover stars, planets, and constellations with interactive 3D views and augmented reality. Learn fascinating facts about space and celestial bodies.

Interactive 3D celestial object viewsAugmented reality sky explorationIdentify stars, planets, and constellations
📚 Education
(6.8K)
subscription
13
Star Map Tracker: Sky Journey
Star Map Tracker: Sky Journey
Star Map Tracker: Sky Journey
Night sky star gazer astro app
Free

Explore the night sky with this augmented reality stargazing app. Identify stars, constellations, planets, and galaxies in real-time. It provides detailed information and helps you locate celestial objects.

Augmented reality celestial body viewIdentification of over 3,000 starsDepiction of 88 constellations
📚 Education
(0)
free with in-app purchases
14
The Constellation Star Finder
The Constellation Star Finder
The Constellation Star Finder
Gazer & Sky Map
Free

Explore the night sky with this augmented reality app. Point your device to identify constellations, stars, planets, and other celestial objects. Access detailed information and daily astronomy news for a comprehensive stargazing experience.

Augmented Reality Sky MapIdentify constellations, stars, and planetsDetailed information on celestial objects
🎬 Entertainment
(4.2K)
subscription
15
Star Walk：Find Stars & Planets
Star Walk：Find Stars & Planets
Star Walk：Find Stars & Planets
Night Sky Guide - Star Map AR
Free

Explore the night sky with an interactive guide that identifies stars, planets, and constellations in real-time using augmented reality. Discover over 200,000 celestial bodies with detailed information and track astronomical events.

Real-time night sky mapAugmented reality viewExplore 200,000+ celestial bodies
📚 Education
(25K)
free with in-app purchases
16
Star & Planet Finder
Star & Planet Finder
Star & Planet Finder
by Nir Alperovitch
Free

Discover celestial objects with this augmented reality sky guide. Simply select a planet or star, and follow the on-screen pointer to locate it in the night sky. Explore constellations, satellites, and detailed information about planets.

Augmented Reality displayCompass, GPS, accelerometer, camera, and clock integrationLocate planets, stars, constellations, and satellites
📚 Education
(1.8K)
free with in-app purchases
17
Star Tracker The App for fans
Star Tracker The App for fans
Star Tracker The App for fans
Access All Areas
Free
🌐 Social Networking
(0)
18
Staslink: Satellites Tracker
Staslink: Satellites Tracker
Staslink: Satellites Tracker
ISS Starlink Satellite Tracker
Free

Track the International Space Station and Starlink satellites with real-time live maps and HD video feeds from NASA. Get personalized reminders for optimal viewing times and explore the universe from an astronaut's perspective.

Live ISS & Starlink camera feed from NASAReal-time global tracking with Live MapReminders for upcoming satellite visits
🔧 Utilities
(18K)
free with in-app purchases
19
Star Gazer - Live Sky View Map
Star Gazer - Live Sky View Map
Star Gazer - Live Sky View Map
Planet & Constellation Finder
Free

Explore the night sky with a powerful stargazing companion. Identify stars, planets, and constellations with real-time tracking and stunning 3D visualizations. Stay informed about cosmic events and learn fascinating facts about the universe.

Live sky view mapStar and constellation identificationDetailed celestial object information
🔧 Utilities
(1.5K)
free with in-app purchases
20
Star Guide: Night Sky Map
Star Guide: Night Sky Map
Star Guide: Night Sky Map
Explore the Night Sky
Free

Transform your device into a real-time planetarium to explore the night sky. Identify stars and planets, and plan optimal viewing times. Experience celestial objects in 3D and preview future or past sky conditions from any location.

Real-time star and planet identificationAugmented Reality sky overlay3D celestial object visualization
📚 Education
(3.8K)
free with in-app purchases