# PlanetBuilder vs Mission Outer Space

The clearest difference is price: Mission Outer Space at Free against PlanetBuilder's $0.99. Mission Outer Space also leads on update cadence (every 2 months vs every 26 months) and review sentiment (100% vs 71%). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Mission Outer Space is free to download; PlanetBuilder costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

PlanetBuilder ships an update every 26 months, Mission Outer Space every 2 months. The most recent releases landed on October 11, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | PlanetBuilder | Mission Outer Space |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.1 (7 ratings)](https://appshunter.io/ios/app/planetbuilder/id547202735/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 71.4% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 26 months | **Every 2 months** |
| Monetization | Paid | **Free** |
| Size | 90 MB | 79 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Strange Labs LLC](https://appshunter.io/developer/547202738) | [Emil Huth](https://appshunter.io/developer/1811551457) |

## What reviewers say

### PlanetBuilder

[App page](https://appshunter.io/ios/app/planetbuilder/id547202735)

Shape cosmic debris into a living planet, bending gravity to your will. Defend your creation from deadly debris and hostile alien forces as life evolves and civilization rises.

**Highlights:** Shape cosmic debris into a planet, Bend gravity to manipulate your world, Defend against cosmic debris and alien forces, Witness life evolve and civilization rise, Adapt to challenges as your world grows

**Features:** Vision Pro support

**In-app purchases:** none


### Mission Outer Space

[App page](https://appshunter.io/ios/app/mission-outer-space/id6745258601)

Explore diverse worlds and battle numerous enemies in this pixelart space shooter. Upgrade your spacecraft and unlock rewards through an engaging level system. Experience a classic arcade-style adventure with a retro aesthetic.

**Highlights:** Pixelart graphics, Multiple worlds to explore, Variety of enemies, Upgradeable spaceships, Level system with rewards

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

**In-app purchases:** none


## Frequently asked questions

### Is PlanetBuilder free?

PlanetBuilder costs $0.99, with no in-app purchases.

### Is Mission Outer Space free?

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

### Do PlanetBuilder or Mission Outer Space have ads?

Neither PlanetBuilder nor Mission Outer Space shows ads.

### Which is updated more often, PlanetBuilder or Mission Outer Space?

PlanetBuilder ships an update every 26 months, and Mission Outer Space every 2 months. Most recently, PlanetBuilder was updated on October 11, 2026 and Mission Outer Space on October 14, 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.*