# Space Twins vs An Outer Space Game

The clearest difference is in-app purchases: An Outer Space Game at none against Space Twins's 3. An Outer Space Game also leads on iOS requirement (9.0 vs 12.0). Space Twins's advantage is ads (none vs shown) and update cadence (every 17 months vs every 60 months). On price and device support there is nothing between them.

Both are free to download. Space Twins sells 3 one-off in-app purchases. An Outer Space Game asks for nothing beyond the download.

Space Twins ships an update every 17 months, An Outer Space Game every 60 months. The most recent releases landed on September 21, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Space Twins | An Outer Space Game |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (3 ratings)](https://appshunter.io/ios/app/an-outer-space-game/id1205723928/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 17 months** | Every 60 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 78 MB | 30 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Frimus](https://appshunter.io/developer/673071528) | [Tradeweb, Inc.](https://appshunter.io/developer/529228176) |

## What reviewers say

### Space Twins

[App page](https://appshunter.io/ios/app/space-twins/id972964669)

Guide two characters through an endless space journey, dodging obstacles and collecting fuel. Unlock various avatars and challenge friends in different game modes. Enjoy funky music and practice your skills.

**Highlights:** Endless gameplay, Avatar collection, Practice mode, Easy and Hard modes, Compete with friends, Earn stars by watching videos

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Star Pack 1 | $0.99 | one-time |
| Star Pack 2 | $0.99 | one-time |
| Remove Ads | $0.99 | one-time |


### An Outer Space Game

[App page](https://appshunter.io/ios/app/an-outer-space-game/id1205723928)

Navigate through space, collect gems, and avoid enemies. This game features various spaceships for players to use. It's designed for quick, engaging gameplay sessions.

**Highlights:** Gem collection, Enemy avoidance, Multiple spaceships, Simple controls, High score chasing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Space Twins free?

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

### Is An Outer Space Game free?

An Outer Space Game is free to download, with no in-app purchases.

### Do Space Twins or An Outer Space Game have ads?

An Outer Space Game shows ads; Space Twins does not.

### Which is updated more often, Space Twins or An Outer Space Game?

Space Twins ships an update every 17 months, and An Outer Space Game every 60 months. Most recently, Space Twins was updated on September 21, 2026 and An Outer Space Game on June 1, 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.*