# Gravity Frontline vs Zombie Citizen

The clearest difference is ads: Zombie Citizen at none against Gravity Frontline's shown. Gravity Frontline's advantage is iOS requirement (12.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

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

## The numbers

| Metric | Gravity Frontline | Zombie Citizen |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Every 4 weeks |
| Size | 109 MB | 310 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 12+ |
| Developer | [FreeS Games](https://appshunter.io/developer/435365746) | [TapOrbit Studios](https://appshunter.io/developer/6775626098) |

## What reviewers say

### Gravity Frontline

[App page](https://appshunter.io/ios/app/gravity-frontline/id6754205461)

**Features:** macOS Compatibility

**In-app purchases:** none


### Zombie Citizen

[App page](https://appshunter.io/ios/app/zombie-citizen/id6775626096)

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

**In-app purchases:** none


## Frequently asked questions

### Is Gravity Frontline free?

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

### Is Zombie Citizen free?

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

### Do Gravity Frontline or Zombie Citizen have ads?

Gravity Frontline shows ads; Zombie Citizen does not.

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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.*