# ISS Explorer vs SUPAR Foundation

The clearest difference is in-app purchases: ISS Explorer at none against SUPAR Foundation's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. SUPAR Foundation sells 1 one-off in-app purchase. ISS Explorer asks for nothing beyond the download.

## The numbers

| Metric | ISS Explorer | SUPAR Foundation |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (16 ratings)](https://appshunter.io/ios/app/iss-explorer/id1429876038/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | — |
| Monetization | Free | — |
| Size | 747 MB | 50 MB |
| Requires iOS | **13.0** | 13.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NASA](https://appshunter.io/developer/355542146) | [TagMango Inc](https://appshunter.io/developer/1611765353) |

## What reviewers say

### ISS Explorer

[App page](https://appshunter.io/ios/app/iss-explorer/id1429876038)

Explore a detailed 3D model of the International Space Station. Rotate, zoom, and select individual components to learn about their function and systems. Organize your view by turning parts and labels on or off.

**Highlights:** Interactive 3D ISS model, Rotate and zoom functionality, Selectable parts with isolation, Detailed information on components, Hierarchical part organization, Toggle parts and labels

**Features:** Vision Pro support

**In-app purchases:** none


### SUPAR Foundation

[App page](https://appshunter.io/ios/app/supar-foundation/id6743699089)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SUPAR MOM 2025 | $9.99 | one-time |


## Frequently asked questions

### Is ISS Explorer free?

ISS Explorer is free to download, with no in-app purchases.

### Is SUPAR Foundation free?

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

### Do ISS Explorer or SUPAR Foundation have ads?

Neither ISS Explorer nor SUPAR Foundation shows ads.

---

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