# Zetta Force 7 vs galaxy space invaders supernova on fire

The clearest difference is ads: galaxy space invaders supernova on fire at none against Zetta Force 7's shown. galaxy space invaders supernova on fire also leads on iOS requirement (6.0 vs 13.0). 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 | Zetta Force 7 | galaxy space invaders supernova on fire |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 27 months | — |
| Size | 136 MB | 23 MB |
| Requires iOS | 13.0 | **6.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Galatic Droids](https://appshunter.io/developer/806182439) | [Sompong Thianthiti](https://appshunter.io/developer/1097859802) |

## What reviewers say

### Zetta Force 7

[App page](https://appshunter.io/ios/app/zetta-force-7/id1063742632)

**Features:** macOS Compatibility

**In-app purchases:** none


### galaxy space invaders supernova on fire

[App page](https://appshunter.io/ios/app/galaxy-space-invaders-supernova-on-fire/id1107497304)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zetta Force 7 free?

Zetta Force 7 is free to download, with no in-app purchases.

### Is galaxy space invaders supernova on fire free?

galaxy space invaders supernova on fire is free to download, with no in-app purchases.

### Do Zetta Force 7 or galaxy space invaders supernova on fire have ads?

Zetta Force 7 shows ads; galaxy space invaders supernova on fire 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.*