# Zetta Force 7 vs Ultimate Space Invaders

The clearest difference is update cadence: Ultimate Space Invaders at every 3 days against Zetta Force 7's every 27 months. On price, ads, 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.

Zetta Force 7 ships an update every 27 months, Ultimate Space Invaders every 3 days. The most recent releases landed on October 16, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Zetta Force 7 | Ultimate Space Invaders |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 27 months | **Every 3 days** |
| Monetization | — | Ad-supported |
| Size | 136 MB | 14 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Galatic Droids](https://appshunter.io/developer/806182439) | [Victor Rubira Marin](https://appshunter.io/developer/461067911) |

## What reviewers say

### Zetta Force 7

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Ultimate Space Invaders

[App page](https://appshunter.io/ios/app/ultimate-space-invaders/id1281390880)

Experience the classic arcade shooter with enhanced graphics, powerful weapons, and an immersive soundtrack. This ultimate version brings the beloved alien invasion gameplay to modern devices.

**Highlights:** Classic arcade gameplay, Updated graphics, All-powerful weapons, Spectacular soundtrack, Ultimate version

**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 Ultimate Space Invaders free?

Ultimate Space Invaders is free to download, with no in-app purchases.

### Do Zetta Force 7 or Ultimate Space Invaders have ads?

Both Zetta Force 7 and Ultimate Space Invaders show ads.

### Which is updated more often, Zetta Force 7 or Ultimate Space Invaders?

Zetta Force 7 ships an update every 27 months, and Ultimate Space Invaders every 3 days. Most recently, Zetta Force 7 was updated on October 16, 2026 and Ultimate Space Invaders on October 18, 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.*