Comparison

Space Station Tracker vs ISSINFO

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Space Station Tracker

Follow the International Space Station's live location on a globe and get alerts for visible flyovers at your exact location. Features a compass view to help you spot it in the sky.

Highlights
  • Real-time ISS location tracking
  • Globe view with orbital trajectory
  • Upcoming visible flyover alerts
  • GPS-based viewing calculations
  • Compass view for sky spotting
  • Azimuth and elevation details
Features
Read full description

Track the International Space Station in real time and see upcoming visible flyovers for your location. ISS Tracker helps you understand where the ISS is now, when it will pass overhead, and where to look in the sky. It is designed to be simple, useful, and privacy-first. LIVE GLOBE VIEW See the current location of the ISS and its orbital path on an interactive globe. The app displays approximately one full orbit and updates the station’s position with live telemetry, including latitude, longitude, altitude, and speed in miles or kilometers. UPCOMING VISIBLE FLYOVERS Find upcoming ISS flyovers based on your location. Viewing opportunities are calculated using your location and estimated visibility, helping you identify passes that may be visible to the naked eye. FLYOVER COMPASS VIEW Use the compass view to know where to look. Each flyover includes azimuth, compass direction, and elevation details for the start, maximum elevation, and end of the pass. PRIVACY-FIRST LOCATION USE Your location is used to show your position relative to the ISS and calculate upcoming flyovers. Location is requested only while using the app, and is never sent to third parties. The app does not use analytics, advertising, or tracking. ISS Tracker is built for skywatchers, space enthusiasts, educators, students, and anyone who wants a clear way to follow the International Space Station. Questions or feedback? Contact support@pacificaconsulting.io

About

ISSINFO

Features
Read full description

Follow the International Space Station in real time, plan your next sighting, and explore the spacecraft and worlds beyond Earth. ISSINFO combines live orbital tracking, accurate pass predictions, weather insights, and immersive 3D experiences in one app for iPhone and iPad. TRACK THE ISS AROUND EARTH - Follow the ISS on standard, satellite, hybrid, and photorealistic 3D globe views. - See the station at its true orbital altitude above a realistic day and night Earth. - View current and historic orbit paths, city lights, altitude, speed, visibility, and the location below. - Track Tiangong, Hubble, Vanguard 1, Landsat 9, and NOAA-20, each with its own position and orbit. PLAN YOUR NEXT SIGHTING - Find upcoming passes for your location. - Check start time, direction, maximum elevation, duration, visibility, and viewing quality. - Use cloud cover forecasts to decide whether the sky is worth watching. - Explore detailed sky path diagrams and maps for each pass. - Point the AR camera toward the sky to help locate the ISS. CHOOSE HOW YOU ARE ALERTED Set a standard notification before a pass, or choose a wake-up alarm for a pass you do not want to sleep through. Select an alarm at the start of the pass or from 5 to 60 minutes beforehand. With permission, alarms can sound through Silent Mode and Focus with a full-screen alert. STARLINK VISUALIZER Watch thousands of Starlink satellites move in real time around a photorealistic 3D Earth, or replay the last 24 hours and see the Earth turn beneath the constellation. Filter by orbital shell, use tapered trails to read direction, see your own location, and select individual satellites for live altitude and speed. Positions are computed on your device using SGP4. TRANSIT FINDER Discover rare moments when the ISS or Tiangong crosses the Sun or Moon. Search around your location, view the ground centerline, see exactly where to stand, inspect transit diagrams, compare the view from home, and open driving directions to the best viewing spot. SOLAR SYSTEM SIMULATOR Travel through a detailed 3D model of the Solar System using real planetary positions. Move through time by up to 50 years, switch between visual and true scale, inspect planets and moons, and explore a GPU-rendered asteroid belt. FOLLOW ARTEMIS AND THE CREW Track NASA Artemis missions through live and historic deep-space trajectories, mission phases, itineraries, imagery, and phase notifications. You can also meet the people currently in space through crew photos, biographies, missions, and spacecraft details. ISSINFO Pro includes Starlink Visualizer, Transit Finder, Solar System Simulator, 30 days of pass predictions, multi-satellite tracking, cloud forecasts, AR tracking, pass notifications, and wake-up alarms. SUBSCRIPTION DETAILS ISSINFO Pro is an auto-renewing subscription, billed monthly or yearly. New subscribers can try the yearly plan free for 1 week. Payment is charged to your Apple Account at confirmation of purchase, or when the free trial ends. The subscription renews automatically unless cancelled at least 24 hours before the end of the current period. Manage or cancel it at any time in your Apple Account settings. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://issinfo.net/app.html#privacy Built for space enthusiasts, photographers, educators, and anyone who has looked up and wondered when the ISS will pass overhead. ISSINFO is an independent app and is not affiliated with NASA, ESA, SpaceX, or any government space agency.

Screenshots

Space Station Tracker4 screens
ISSINFO4 screens

Verdict

The call

The clearest difference is in-app purchases: Space Station Tracker at none against ISSINFO's 2. Space Station Tracker also leads on iOS requirement (17.0 vs 26.0). ISSINFO's advantage is update cadence (every 6 weeks vs every 20 months). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. ISSINFO sells 2 in-app purchases, starting at $1.99 per month. Space Station Tracker asks for nothing beyond the download.

UpkeepUpdate frequency

Space Station Tracker ships an update every 20 months, ISSINFO every 6 weeks. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.

Scorecard3 real differences · 7 level
Space Station Tracker versus ISSINFO: the parameters behind the verdict, then further details
ParameterSpace Station TrackerISSINFO
PriceFreeFree
Rating4.6 (5 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings5 — better—
Update frequencyEvery 20 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.0 — better26.0
Further details — not scored
Size4 MB26 MB
Age rating4+4+
DeveloperJaimeson BilodeauNeil Johnson

In-app purchases

None

Space Station Tracker

No in-app purchases

2 purchases

ISSINFO

Subscriptions2
  • ISSINFO Pro Monthly$1.991 Month
  • ISSINFO Pro Yearly$14.991 Year

Questions

Is Space Station Tracker free?
Space Station Tracker is free to download, with no in-app purchases.
Is ISSINFO free?
ISSINFO is free to download, with in-app purchases available.
Do Space Station Tracker or ISSINFO have ads?
Neither Space Station Tracker nor ISSINFO shows ads.
Which is updated more often, Space Station Tracker or ISSINFO?
Space Station Tracker ships an update every 20 months, and ISSINFO every 6 weeks. Most recently, Space Station Tracker was updated on November 3, 2026 and ISSINFO on November 9, 2026.

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