# Planet simulation vs CHINA MAP STACK

The clearest difference is rating: CHINA MAP STACK at 4.7 against Planet simulation's 3.9. Planet simulation's advantage is ratings volume (164 vs 3). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CHINA MAP STACK holds the better App Store score, 4.7 against 3.9. That said, the two scores are not equally well evidenced: Planet simulation has 164 ratings behind it against 3, so its average is the more settled of the two.

Planet simulation ships an update every 7 months, CHINA MAP STACK every 8 months. The most recent releases landed on September 28, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Planet simulation | CHINA MAP STACK |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.9 (164 ratings)](https://appshunter.io/ios/app/planet-simulation/id356146219/reviews) | **[4.7 (3 ratings)](https://appshunter.io/ios/app/china-map-stack/id6446427047/reviews)** |
| Number of ratings | **164** | 3 |
| Positive reviews | 74.3% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 7 months** | Every 8 months |
| Monetization | Ad-supported | Ad-supported |
| Size | 15 MB | 150 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [DAN-BALL](https://appshunter.io/developer/348592290) | [YUUTA TAKI](https://appshunter.io/developer/1360634665) |

## What reviewers say

### Planet simulation

[App page](https://appshunter.io/ios/app/planet-simulation/id356146219)

Design and build your own solar system with various stars. Explore the fascinating world of gravity and recreate celestial bodies. A relaxing game for your spare time.

**Highlights:** Create your own solar system, Simulate gravity, Design with various stars, Reproduce celestial bodies, Relaxing gameplay

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Realistic gravity simulation
- 👍 Fun to mess around with
- 🎨 Visually appealing
- 🤖 Good for learning about planetary motion

**What reviewers complain about**

- 🐛 Planets often crash into the sun
- 🔍 Limited features and customization options
- 📢 Distracting ads
- 🤯 Confusing controls and UI

**Reported bugs**

- Planets sometimes disappear or behave erratically
- App crashes or freezes occasionally
- Scaling and scrolling issues

**Requested features**

- Add more celestial objects (black holes, supernovas, etc.)
- Allow for more complex orbits and binary systems
- Implement a save/load feature for solar systems
- Add a tutorial or help section
- Integrate with educational resources on astronomy


### CHINA MAP STACK

[App page](https://appshunter.io/ios/app/china-map-stack/id6446427047)

A physics puzzle game where players stack Chinese states, with an option to play with Japanese maps. It features colorful graphics and simple one-finger controls.

**Highlights:** Physics puzzle gameplay, Stack Chinese states, Play with Japanese maps, Colorful states, One-finger control, Free to play

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Planet simulation free?

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

### Is CHINA MAP STACK free?

CHINA MAP STACK is free to download, with no in-app purchases.

### Which has better reviews, Planet simulation or CHINA MAP STACK?

CHINA MAP STACK is rated higher. Planet simulation averages 3.9 out of 5 from 164 ratings, while CHINA MAP STACK averages 4.7 from 3 ratings.

### Do Planet simulation or CHINA MAP STACK have ads?

Both Planet simulation and CHINA MAP STACK show ads.

### Which is updated more often, Planet simulation or CHINA MAP STACK?

Planet simulation ships an update every 7 months, and CHINA MAP STACK every 8 months. Most recently, Planet simulation was updated on September 28, 2026 and CHINA MAP STACK on September 23, 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.*