# Space Station Challenge vs Sci

The clearest difference is price: Sci at Free against Space Station Challenge's $1.99. Sci also leads on iOS requirement (11.0 vs 13.0). Space Station Challenge's advantage is update cadence (every 29 months vs every 58 months). On ads, in-app purchases and device support there is nothing between them.

Sci is free to download; Space Station Challenge costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Space Station Challenge ships an update every 29 months, Sci every 58 months. The most recent releases landed on October 10, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Space Station Challenge | Sci |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/space-station-challenge/id1065089698/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 29 months** | Every 58 months |
| Monetization | Paid | — |
| Size | 122 MB | 41 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod, Apple TV | iPhone, iPad, iPod, Apple TV |
| Age rating | 4+ | 12+ |
| Developer | [Magnin & Associates](https://appshunter.io/developer/312671572) | [Marek Skreko](https://appshunter.io/developer/1558127762) |

## What reviewers say

### Space Station Challenge

[App page](https://appshunter.io/ios/app/space-station-challenge/id1065089698)

Experience the excitement of space missions, including docking with the International Space Station and performing extravehicular activities. Navigate your spacecraft and jetpack using intuitive dual joystick controls, guided by ground control.

**Highlights:** Space station docking simulation, Extravehicular activity (EVA) missions, Dual joystick controls, Voice guidance from ground control, Accomplishment sharing, Universal app support

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

**In-app purchases:** none


### Sci

[App page](https://appshunter.io/ios/app/sci-fi-platformer/id1558127760)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Space Station Challenge free?

Space Station Challenge costs $1.99, with no in-app purchases.

### Is Sci free?

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

### Do Space Station Challenge or Sci have ads?

Neither Space Station Challenge nor Sci shows ads.

### Which is updated more often, Space Station Challenge or Sci?

Space Station Challenge ships an update every 29 months, and Sci every 58 months. Most recently, Space Station Challenge was updated on October 10, 2026 and Sci on October 7, 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.*