Comparison

Sol Explorer vs Satellite Tracker / Radar

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

Head to head
About

Sol Explorer

Experience our Solar System from a first-person perspective in your own spaceship. Explore planets, moons, and space probes, traveling billions of miles across the cosmos. Learn about over 40 celestial objects and gain new perspectives on Earth and beyond.

Highlights
  • First-person spaceship exploration
  • Travel across the entire Solar System
  • Learn about 40+ celestial objects
  • Explore planets, moons, and probes
  • View from the edge of interstellar space
  • Size comparison videos
Features
Read full description

Get a first-person view of the planets and moons of our Solar System. Climb aboard your very own spaceship and explore... - It's your spaceship – fly wherever you want. - Cruise across the entire Solar System – over eight billion miles end to end. - Stop and learn about any object you see – moons, planets, and space probes. Over 40 celestial objects in all. - Observe Mars, explore the moons of Jupiter, fly through the rings of Saturn, travel to the edge of interstellar space. - Fly to the distant edge of the Solar System and look back on Earth. - Watch the Size of the Planets video and get amazing perspective on the planets in our Solar System – then explore some more.

About

Satellite Tracker / Radar

Explore the night sky with this AR-powered guide. Identify satellites like the ISS and Starlink, constellations, and stars by pointing your phone at the sky. Get real-time tracking, pass predictions, and notifications for visible celestial events.

Highlights
  • AR Sky Guide
  • Satellite tracking (ISS, Starlink)
  • Constellation and star identification
  • Live sky radar and 3D globe
  • Pass predictions and notifications
  • Offline mode
  • Large satellite database
Features
Read full description

Turn your phone into the ultimate AR Sky Guide. Identify lights in the night sky instantly. Whether tracking the International Space Station (ISS), watching a Starlink train, or identifying Constellations, Satellite Tracker provides professional-grade data with a stunning interface. NEW: AR STARGAZING MODE Stop guessing where to look. We've expanded our Augmented Reality view to include the stars! Identify Stars & Constellations: Align your phone to see constellation lines and star names drawn over the real sky. Satellite AR: Spot the ISS, Hubble, and thousands of satellites with precise zenith alignment. Unified View: See how satellites move through the constellations in real-time. NEW: AUGMENTED REALITY (AR) MODE Stop guessing where to look. Activate the AR Sky View and point your camera at the sky. The app overlays the exact position of satellites, the ISS, and celestial objects directly on your screen. Align the zenith arrow and spot objects in seconds. CORE FEATURES: Live Sky Radar & 3D Globe Visualize Earth and its orbiters like never before. Switch between a 2D Radar Scope for polar plotting or a stunning 3D Interactive Globe to see satellite trajectories relative to the Earth's day/night line. ISS & Starlink Tracker Get precise Pass Predictions. We calculate flyovers specifically for your location using the latest SGP4 propagation data. ISS Spotter: Know exactly when the Space Station will rise and set. Starlink Trains: Track the famous "string of pearls" satellite constellations. Notify Me: Set alerts for the next 2 hours or next 6 hours so you never miss a visible pass. Massive Database (NORAD/TLE) Access a catalog of over 12,000+ objects. From active weather satellites to space junk and classified bodies. Search: Find objects by Common Name or NORAD ID. Classify: Color-coded filters for LEO, MEO, GEO, and HEO orbits. Live Telemetry: View real-time altitude, velocity, range, and doppler shift. Power User Tools Offline Mode: Heading to a dark-sky preserve? Predictions work without internet access. Device Optimization: Adjustable "Satellite Limit" to ensure smooth performance on any device. Download Satellite Tracker today and join the community of sky-watchers. Never ask "What was that light?" again.

Screenshots

Sol Explorer4 screens
Satellite Tracker / Radar4 screens

Verdict

The call

The clearest difference is review sentiment: Sol Explorer at 100% against Satellite Tracker / Radar's 50%. Sol Explorer also leads on rating (5.0 vs 4.4) and ads (none vs shown). Satellite Tracker / Radar's advantage is update cadence (weekly vs every 86 months) and ratings volume (37 vs 6). On price, in-app purchases, device support and iOS requirement 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Sol Explorer holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Satellite Tracker / Radar has 37 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 100% of Sol Explorer's written reviews are positive against 50% of Satellite Tracker / Radar's.

UpkeepUpdate frequency

Sol Explorer ships an update every 86 months, Satellite Tracker / Radar weekly. The most recent releases landed on November 6, 2026 and November 9, 2026 respectively.

Scorecard6 real differences · 4 level
Sol Explorer versus Satellite Tracker / Radar: the parameters behind the verdict, then further details
ParameterSol ExplorerSatellite Tracker / Radar
PriceFreeFree
Rating5.0 (6 ratings) — better4.4 (37 ratings)
Positive reviews100.0% of reviews — better50.0% of reviews
Number of ratings637 — better
Update frequencyEvery 86 monthsWeekly — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.015.6 — better
Further details — not scored
Size268 MB66 MB
Age rating4+4+
DeveloperReason InteractiveMICHAL DOMINIK GIZA

Customer experience

Sol Explorer

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Satellite Tracker / Radar

All ratings30 ratings
Positive83.3%
Neutral3.3%
Negative13.3%
Written reviews4 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

None

Sol Explorer

No in-app purchases

None

Satellite Tracker / Radar

No in-app purchases

Questions

Is Sol Explorer free?
Sol Explorer is free to download, with no in-app purchases.
Is Satellite Tracker / Radar free?
Satellite Tracker / Radar is free to download, with no in-app purchases.
Which has better reviews, Sol Explorer or Satellite Tracker / Radar?
Sol Explorer is rated higher. Sol Explorer averages 5.0 out of 5 from 6 ratings, while Satellite Tracker / Radar averages 4.4 from 37 ratings.
Do Sol Explorer or Satellite Tracker / Radar have ads?
Satellite Tracker / Radar shows ads; Sol Explorer does not.
Which is updated more often, Sol Explorer or Satellite Tracker / Radar?
Sol Explorer ships an update every 86 months, and Satellite Tracker / Radar weekly. Most recently, Sol Explorer was updated on November 6, 2026 and Satellite Tracker / Radar on November 9, 2026.

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