# Spaceflight Simulator 3D vs Zombies_City

The clearest difference is iOS requirement: Spaceflight Simulator 3D at 13.0 against Zombies_City's 15.6. 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.

Spaceflight Simulator 3D ships an update every 4 months, Zombies_City every 5 months. The most recent releases landed on October 10, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Spaceflight Simulator 3D | Zombies_City |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 4 months** | Every 5 months |
| Size | 128 MB | 168 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 17+ |
| Developer | [Oleksii Petrochenko](https://appshunter.io/developer/1669228110) | [Primosoft Inc](https://appshunter.io/developer/638687289) |

## What reviewers say

### Spaceflight Simulator 3D

[App page](https://appshunter.io/ios/app/spaceflight-simulator-3d/id6445821129)

**Features:** macOS Compatibility

**In-app purchases:** none


### Zombies_City

[App page](https://appshunter.io/ios/app/zombies-city/id6741473445)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Spaceflight Simulator 3D free?

Spaceflight Simulator 3D is free to download, with no in-app purchases.

### Is Zombies_City free?

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

### Do Spaceflight Simulator 3D or Zombies_City have ads?

Both Spaceflight Simulator 3D and Zombies_City show ads.

### Which is updated more often, Spaceflight Simulator 3D or Zombies_City?

Spaceflight Simulator 3D ships an update every 4 months, and Zombies_City every 5 months. Most recently, Spaceflight Simulator 3D was updated on October 10, 2026 and Zombies_City on October 6, 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.*