# SPACE by THIX vs Planet Fun

The clearest difference is price: Planet Fun at Free against SPACE by THIX's $2.99. Planet Fun also leads on rating (4.8 vs 3.7) and update cadence (every 4 weeks vs every 2 months). SPACE by THIX's advantage is ratings volume (169 vs 8). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Planet Fun is free to download; SPACE by THIX costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Planet Fun holds the better App Store score, 4.8 against 3.7. That said, the two scores are not equally well evidenced: SPACE by THIX has 169 ratings behind it against 8, so its average is the more settled of the two.

SPACE by THIX ships an update every 2 months, Planet Fun every 4 weeks. The most recent releases landed on September 23, 2026 and June 4, 2026 respectively.

## The numbers

| Metric | SPACE by THIX | Planet Fun |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [3.7 (169 ratings)](https://appshunter.io/ios/app/space-by-thix/id1053605807/reviews) | **[4.8 (8 ratings)](https://appshunter.io/ios/app/planet-fun/id1525941640/reviews)** |
| Number of ratings | **169** | 8 |
| Positive reviews | 50.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Monetization | Paid | **Free** |
| Size | 106 MB | 161 MB |
| Requires iOS | **10.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [THIX LLC](https://appshunter.io/developer/433373206) | [Omar reis](https://appshunter.io/developer/687921629) |

## What reviewers say

### SPACE by THIX

[App page](https://appshunter.io/ios/app/space-by-thix/id1053605807)

Create and explore your own universe with realistic physics. Build celestial bodies, experiment with natural laws, and journey through the cosmos you design. Learn astronomy and astrophysics through interactive play.

**Highlights:** Create celestial bodies (planets, stars, black holes), Experiment with gravity and natural laws, Simulate supernovae and planetary collisions, Interactive real-time physics, Explore created universes, Learn astronomy and astrophysics

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

**In-app purchases:** none

**What reviewers like**

- 🌟 Cool and fun to play with
- 🌌 Relaxing and immersive space experience
- 🎨 Beautiful graphics and visuals

**What reviewers complain about**

- 🐛 Buggy and glitchy behavior
- 🔍 Difficulty seeing and interacting with small objects
- 🤔 Lack of clear instructions or tutorials
- 🕹️ Frustrating controls and navigation

**Reported bugs**

- Planets and objects behaving erratically or disappearing
- Frequent crashes or freezes, especially with many objects
- Inconsistent or unresponsive touch controls
- Incorrect physics or behavior of certain celestial bodies

**Requested features**

- Add ability to customize and edit planets
- Implement time controls to speed up/slow down simulation
- Provide more celestial objects and phenomena to interact with
- Improve performance and reduce lag on complex scenes
- Include a tutorial or in-game guidance for new players


### Planet Fun

[App page](https://appshunter.io/ios/app/planet-fun/id1525941640)

Explore a 4D solar system simulation with accurate astronomical calculations for planets, moons, and stars. Interact with the celestial bodies using touch gestures, set any date and time, and even view your GPS position in augmented reality.

**Highlights:** 4D solar system simulation, Configurable animation speed, Augmented reality mode, Almanac module with ephemeris calculators, Touch gesture controls, Star and constellation visualization

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SPACE by THIX free?

SPACE by THIX costs $2.99, with no in-app purchases.

### Is Planet Fun free?

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

### Which has better reviews, SPACE by THIX or Planet Fun?

Planet Fun is rated higher. SPACE by THIX averages 3.7 out of 5 from 169 ratings, while Planet Fun averages 4.8 from 8 ratings.

### Do SPACE by THIX or Planet Fun have ads?

Neither SPACE by THIX nor Planet Fun shows ads.

### Which is updated more often, SPACE by THIX or Planet Fun?

SPACE by THIX ships an update every 2 months, and Planet Fun every 4 weeks. Most recently, SPACE by THIX was updated on September 23, 2026 and Planet Fun on June 4, 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.*