# pxSat3D vs Mega Constellations

The clearest difference is rating: Mega Constellations at 5.0 against pxSat3D's 4.5. Mega Constellations also leads on update cadence (every 5 days vs every 3 months) and monetization model (free vs free with in-app purchases). pxSat3D's advantage is iOS requirement (13.0 vs 15.0). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. pxSat3D sells 2 one-off in-app purchases and Mega Constellations sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Mega Constellations holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

pxSat3D ships an update every 3 months, Mega Constellations every 5 days. The most recent releases landed on October 2, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | pxSat3D | Mega Constellations |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (2 ratings)](https://appshunter.io/ios/app/pxsat3d/id1493707854/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mega-constellations/id1598820453/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 12 MB | 16 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [P'tit Xav](https://appshunter.io/developer/373775246) | [Hanno Rein](https://appshunter.io/developer/325840976) |

## What reviewers say

### pxSat3D

[App page](https://appshunter.io/ios/app/pxsat3d/id1493707854)

Visualize real-time satellite orbits around Earth. Explore the density of specific satellite types in orbit. Performance may vary on older devices.

**Highlights:** Real-time satellite tracking, Visualize satellite orbits, Quantify satellite types, Space traffic visualization, Educational space data

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip | $0.99 | one-time |
| Tip | $2.99 | one-time |


### Mega Constellations

[App page](https://appshunter.io/ios/app/mega-constellations/id1598820453)

Explore the visual impact of large satellite networks on the night sky. This simulator shows how current and planned mega-constellations affect stargazing based on your location, time, and date.

**Highlights:** Simulates mega-constellation orbits, Visualizes impact on stargazing, Adjustable location, time, and date, Explores effects on astronomy, Shows current and planned constellations

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Developer Appreciation Coffee | $1.99 | one-time |


## Frequently asked questions

### Is pxSat3D free?

pxSat3D is free to download, with in-app purchases available.

### Is Mega Constellations free?

Mega Constellations is free to download, with in-app purchases available.

### Which has better reviews, pxSat3D or Mega Constellations?

Mega Constellations is rated higher. pxSat3D averages 4.5 out of 5 from 2 ratings, while Mega Constellations averages 5.0 from 1 ratings.

### Do pxSat3D or Mega Constellations have ads?

Neither pxSat3D nor Mega Constellations shows ads.

### Which is updated more often, pxSat3D or Mega Constellations?

pxSat3D ships an update every 3 months, and Mega Constellations every 5 days. Most recently, pxSat3D was updated on October 2, 2026 and Mega Constellations on October 8, 2026.

---

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