# Satellite Tracker Pro vs NASA SpaceTime

The clearest difference is rating: NASA SpaceTime at 5.0 against Satellite Tracker Pro's 4.3. NASA SpaceTime also leads on update cadence (every 4 weeks vs every 11 months) and review sentiment (100% vs 72%). Satellite Tracker Pro's advantage is ratings volume (67 vs 7). On price, ads, in-app purchases and monetization model there is nothing between them.

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

NASA SpaceTime holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Satellite Tracker Pro has 67 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 72% of Satellite Tracker Pro's written reviews are positive against 100% of NASA SpaceTime's.

Satellite Tracker Pro ships an update every 11 months, NASA SpaceTime every 4 weeks. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Satellite Tracker Pro | NASA SpaceTime |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (67 ratings)](https://appshunter.io/ios/app/satellite-tracker-pro/id1518484999/reviews) | **[5.0 (7 ratings)](https://appshunter.io/ios/app/nasa-spacetime/id1553555795/reviews)** |
| Number of ratings | **67** | 7 |
| Positive reviews | 72.1% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 4 weeks** |
| Monetization | Free | Free |
| Size | 58 MB | 38 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone | **iPhone, iPad, iPod, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Kornienko Vyacheslav](https://appshunter.io/developer/1518484998) | [Jet Propulsion Laboratory](https://appshunter.io/developer/347075767) |

## What reviewers say

### Satellite Tracker Pro

[App page](https://appshunter.io/ios/app/satellite-tracker-pro/id1518484999)

Track thousands of satellites in real-time with a 3D Earth model and augmented reality sky gazing. Plan your stargazing sessions with pass predictions and receive personalized notifications for your favorite satellites.

**Highlights:** Real-time 3D Earth model with satellite orbits, Augmented reality (AR) sky gazing for satellite location, Next passes feature for stargazing planning, Personalized notifications for satellite passes, Interactive satellite radar with detailed information, In-depth satellite data

**In-app purchases:** none

**What reviewers like**

- 👍 Great and simple UI
- 💡 No in-app purchases
- 💡 Awesome AR feature
- 💡 Surprisingly no adds
- 💡 Free app

**What reviewers complain about**

- 🐛 Buggy on iOS26
- 🐛 Crashes often
- 🐛 Sometimes off by up to 10°
- 🐛 Globe has problems near poles
- 🐛 Globe movement issues

**Reported bugs**

- AR mode camera only turned on first time
- Globe movement issues
- Map is jittery and bogged down with data
- Cannot make Earth move smoothly
- Cannot see satellite itself

**Requested features**

- Filter to see selected satellites
- Preset filters for AR function
- Section for repeater info (on board Yes/No, PL tone, uplink, downlink)
- Add GEO satellites
- Color code different satellites


### NASA SpaceTime

[App page](https://appshunter.io/ios/app/nasa-spacetime/id1553555795)

Track the current time on Mars for NASA's Perseverance and Curiosity rovers. View mission event schedules and operational meetings. Supports Siri integration for quick time queries.

**Highlights:** Mars time display, Earth time display, Rover mission schedules, Operational meeting views, Siri integration

**In-app purchases:** none


## Frequently asked questions

### Is Satellite Tracker Pro free?

Satellite Tracker Pro is free to download, with no in-app purchases.

### Is NASA SpaceTime free?

NASA SpaceTime is free to download, with no in-app purchases.

### Which has better reviews, Satellite Tracker Pro or NASA SpaceTime?

NASA SpaceTime is rated higher. Satellite Tracker Pro averages 4.3 out of 5 from 67 ratings, while NASA SpaceTime averages 5.0 from 7 ratings.

### Do Satellite Tracker Pro or NASA SpaceTime have ads?

Neither Satellite Tracker Pro nor NASA SpaceTime shows ads.

### Which is updated more often, Satellite Tracker Pro or NASA SpaceTime?

Satellite Tracker Pro ships an update every 11 months, and NASA SpaceTime every 4 weeks. Most recently, Satellite Tracker Pro was updated on October 24, 2026 and NASA SpaceTime on October 20, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*