Space Station Tracker vs Coliform
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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
Coliform
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"Coliform permet d'accéder facilement à la formation en e-learning. Avec l'application mobile, vous pouvez désormais suivre vos formations quand et où vous souhaitez. Révisez vos connaissances en quelques minutes."
Screenshots
Verdict
The clearest difference is update cadence: Coliform at every 2 weeks against Space Station Tracker's every 20 months. On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Space Station Tracker ships an update every 20 months, Coliform every 2 weeks. The most recent releases landed on October 4, 2026 and October 10, 2026 respectively.
| Parameter | Space Station Tracker | Coliform |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (5 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 20 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 16.4 — better |
| Further details — not scored | ||
| Size | 4 MB | 84 MB |
| Age rating | 4+ | 4+ |
| Developer | Jaimeson Bilodeau | Squarance SAS |
In-app purchases
Space Station Tracker
No in-app purchases
Coliform
No in-app purchases
Questions
Is Space Station Tracker free?
Is Coliform free?
Do Space Station Tracker or Coliform have ads?
Which is updated more often, Space Station Tracker or Coliform?
Other comparisons
