Comparison

FOD 6003 vs SatVis

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

Head to head
About

FOD 6003

Features
Read full description

WiFi image viewer for FOD 6003 fiber scope.

About

SatVis

Visualize satellite orbits and predict upcoming passes. Receive notifications for when satellites will be visible from your location. Access a comprehensive satellite tracking experience.

Highlights
  • Satellite orbit visualization
  • Pass prediction
  • Upcoming pass notifications
  • Wrapper for satvis.space
Features
Read full description

Satvis is a free, open-source satellite tracker. It draws more than 12,000 satellites on a 3D globe in real time, across fourteen catalog groups: Starlink, GPS and the other navigation constellations, weather and Earth-observation satellites, the ISS and other crewed stations. Set where you are and it works out when each one passes overhead, and your iPhone reminds you before the pass starts. Point your iPhone at the sky to find the ISS, Starlink and 12,000 more satellites overhead. WHAT IT DOES • Follow more than 12,000 satellites live on a 3D globe, with positions computed on your device • Show points, labels, orbits, ground tracks, sensor cones and 3D models, coloured by orbit class • Turn any of the 14 catalog groups on or off, or search for a single satellite • Track a satellite and the camera follows it along its orbit • Set a ground station, list its upcoming passes, and get a notification before one starts • Find a satellite overhead in the sky view, aimed by moving your phone • Choose 3D, 2D or Columbus view, with base maps, star fields, terrain and 3D buildings • Share the exact view you are looking at as a link • Keep using it offline from cached satellite data WHERE THE DATA COMES FROM Orbital elements come from CelesTrak, refreshed every six hours, and are propagated on your device with SGP4. FREE AND OPEN SOURCE No account, no ads, no in-app purchases. Developed in the open at github.com/Flowm/satvis under the MIT licence.

Screenshots

FOD 60034 screens
SatVis3 screens

Verdict

The call

The clearest difference is update cadence: FOD 6003 at every 3 months against SatVis's every 88 months. FOD 6003 also leads on iOS requirement (9.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

FOD 6003 ships an update every 3 months, SatVis every 88 months. The most recent releases landed on October 6, 2026 and October 16, 2026 respectively.

Scorecard2 real differences Ā· 6 level
FOD 6003 versus SatVis: the parameters behind the verdict, then further details
ParameterFOD 6003SatVis
PriceFreeFree
Positive reviews—0.0% of reviews
Update frequencyEvery 3 months — betterEvery 88 months
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS9.0 — better17.0
Further details — not scored
Size16 MB5 MB
Age rating4+4+
DeveloperFODFlorian Mauracher

In-app purchases

None

FOD 6003

No in-app purchases

None

SatVis

No in-app purchases

Questions

Is FOD 6003 free?
FOD 6003 is free to download, with no in-app purchases.
Is SatVis free?
SatVis is free to download, with no in-app purchases.
Do FOD 6003 or SatVis have ads?
Neither FOD 6003 nor SatVis shows ads.
Which is updated more often, FOD 6003 or SatVis?
FOD 6003 ships an update every 3 months, and SatVis every 88 months. Most recently, FOD 6003 was updated on October 6, 2026 and SatVis on October 16, 2026.

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