Comparison

pxSatelliteTracking vs Cosmotrak

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

Head to head
About

pxSatelliteTracking

Visualize satellite positions on Earth or in the sky with this tracking application. Receive notifications for approaching satellites and manage TLE files for accurate data.

Highlights
  • Satellite position visualization
  • Earth view
  • Sky view
  • Satellite approaching notifications
  • TLE file handling
Features
Read full description

Satellite tracking application for iPhone/iPod/iPad. This application enable to see satellites position on earth, or in the sky. - satellite approaching notification - TLE file handling

About

Cosmotrak

Track satellites in real-time and receive alerts for visible passes. Get accurate weather data to optimize your viewing experience. Offers both free and premium features for space enthusiasts.

Highlights
  • Real-time satellite tracking
  • Customizable pass alerts
  • Integrated weather data
  • Advanced satellite filters
  • Intuitive list view of passes
Features
Read full description

Know when to look up. Track the ISS and other satellites, plan visible passes from your location, and explore the solar system in 3D. Cosmotrak brings satellite tracking, pass reminders, an AR finder, and space exploration together on your iPhone. Follow what interests you, find your next viewing opportunity, and keep the sky close throughout your day. PLAN YOUR NEXT PASS - See when a satellite rises, reaches its highest point, and sets. - Check direction, elevation, range, and predicted visibility before heading outside. - Find ranked viewing opportunities in Tonight and check local weather. - Set a pass reminder or add a pass to Calendar. - Use your current location or choose an observing location manually. FOLLOW SATELLITES AROUND EARTH - Watch the ISS and thousands of cataloged satellites move around a detailed 3D globe. - Search by name or NORAD ID, browse categories, and build your tracking list. - Follow satellite ground tracks on a 2D map. - Pause, rewind, or fast-forward with Time Machine to explore predicted paths. FIND YOUR TARGET IN AR Select a satellite and use the AR Satellite Finder to see where to point your iPhone. Direction and elevation guidance help you locate your target, with clear status when it is below the horizon. AR requires a compatible iPhone running iOS 18 or later. EXPLORE BEYOND EARTH Travel through an interactive solar system with detailed planets, moons, and spacecraft. Explore Saturn's rings, learn about celestial bodies, and move through time to see their positions change. Browse rocket launch schedules, save upcoming missions, and read spaceflight news. KEEP YOUR NEXT PASS CLOSE See upcoming passes in widgets and Live Activities. Keep an observation journal with notes, photos, tags, and saved observing sites, then export a backup of your journal. EXPLORE THE MATH Cosmotrak publishes its numerical validation results. The 1.6 mathematical validation suite passed 44,617 checks covering satellite propagation, coordinate calculations, pass prediction, and planetary positions. Explore reference comparisons and published results in the app's Validation screen or at https://cosmotrak.com/validation. START FREE. GO FURTHER WITH PRO. Track up to three individual satellites or one category, set one pass alert, and keep up to 20 journal entries for free. Cosmotrak Pro adds unlimited satellite tracking and pass alerts, automatic alert rules, the full Tonight list, extended Time Machine controls, advanced weather tools, and unlimited new journal entries. Download Cosmotrak and plan your next look at the sky. An internet connection is needed to download and refresh orbital data. Predictions use the available data; keep it updated for the best results. Camera access is requested when you open the AR finder. Payment is charged to your Apple Account when a purchase is confirmed. Subscriptions renew automatically unless canceled at least 24 hours before the current period ends. Manage or cancel subscriptions in your App Store account settings. Prices and subscription periods are shown before purchase. Privacy Policy: https://cosmotrak.com/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

pxSatelliteTracking3 screens
Cosmotrak4 screens

Verdict

The call

The clearest difference is review sentiment: Cosmotrak at 100% against pxSatelliteTracking's 43%. Cosmotrak also leads on rating (5.0 vs 2.5) and update cadence (weekly vs every 2 months). pxSatelliteTracking's advantage is iOS requirement (12.4 vs 17.0). On price, ratings volume, ads and in-app purchases 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. pxSatelliteTracking sells 2 one-off in-app purchases and Cosmotrak sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Cosmotrak holds the better App Store score, 5.0 against 2.5. Both are backed by a comparable volume of ratings — 4 and 10 respectively. Written reviews point the same way: 43% of pxSatelliteTracking's written reviews are positive against 100% of Cosmotrak's.

UpkeepUpdate frequency

pxSatelliteTracking ships an update every 2 months, Cosmotrak weekly. Both last shipped on October 24, 2026.

Scorecard4 real differences · 6 level
pxSatelliteTracking versus Cosmotrak: the parameters behind the verdict, then further details
ParameterpxSatelliteTrackingCosmotrak
PriceFreeFree
Rating2.5 (4 ratings)5.0 (10 ratings) — better
Positive reviews42.6% of reviews100.0% of reviews — better
Number of ratings410 — better
Update frequencyEvery 2 monthsWeekly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad, iPod — betteriPhone, Mac
Requires iOS12.4 — better17.0
Further details — not scored
Size16 MB205 MB
Age rating4+4+
DeveloperP'tit XavJacob Neel

Customer experience

pxSatelliteTracking

All ratings4 ratings
Positive25.0%
Neutral25.0%
Negative50.0%
Written reviews61 reviews
Positive42.6%
Neutral11.5%
Negative45.9%

Cosmotrak

All ratings10 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

2 purchases

pxSatelliteTracking

One-time2
  • Tip croissant$0.99
  • Tip Beer$2.99
2 purchases

Cosmotrak

Subscriptions2
  • Cosmotrak Pro$4.991 Month
  • Cosmotrak Pro - Yearly$49.991 Year

Questions

Is pxSatelliteTracking free?
pxSatelliteTracking is free to download, with in-app purchases available.
Is Cosmotrak free?
Cosmotrak is free to download, with in-app purchases available.
Which has better reviews, pxSatelliteTracking or Cosmotrak?
Cosmotrak is rated higher. pxSatelliteTracking averages 2.5 out of 5 from 4 ratings, while Cosmotrak averages 5.0 from 10 ratings.
Do pxSatelliteTracking or Cosmotrak have ads?
Neither pxSatelliteTracking nor Cosmotrak shows ads.
Which is updated more often, pxSatelliteTracking or Cosmotrak?
pxSatelliteTracking ships an update every 2 months, and Cosmotrak weekly. Most recently, pxSatelliteTracking was updated on October 24, 2026 and Cosmotrak on October 24, 2026.

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