# Zetta Force 7 vs Galaxy Wars Alien Strike

The clearest difference is ads: Galaxy Wars Alien Strike at none against Zetta Force 7's shown. Galaxy Wars Alien Strike also leads on update cadence (every 6 months vs every 27 months) and iOS requirement (11.0 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.

Zetta Force 7 ships an update every 27 months, Galaxy Wars Alien Strike every 6 months. The most recent releases landed on May 16, 2026 and June 8, 2026 respectively.

## The numbers

| Metric | Zetta Force 7 | Galaxy Wars Alien Strike |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/galaxy-wars-alien-strike/id6446313116/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 27 months | **Every 6 months** |
| Monetization | — | Free |
| Size | 136 MB | 121 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Galatic Droids](https://appshunter.io/developer/806182439) | [MStars. Ltd](https://appshunter.io/developer/1655126552) |

## 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 Wars Alien Strike

[App page](https://appshunter.io/ios/app/galaxy-wars-alien-strike/id6446313116)

Pilot your spaceship through waves of alien invaders, dodging their attacks and upgrading your vessel. This classic shooter offers 45 levels of intense gameplay, plus an infinite challenge mode with epic boss battles. Enjoy stunning visuals and play offline.

**Highlights:** Spaceship piloting and alien combat, Weapon, gem, and coin collection for upgrades, 45 levels and infinite challenge mode, Epic boss battles, Stunning visual effects, Offline play support

**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 Wars Alien Strike free?

Galaxy Wars Alien Strike is free to download, with no in-app purchases.

### Do Zetta Force 7 or Galaxy Wars Alien Strike have ads?

Zetta Force 7 shows ads; Galaxy Wars Alien Strike does not.

### Which is updated more often, Zetta Force 7 or Galaxy Wars Alien Strike?

Zetta Force 7 ships an update every 27 months, and Galaxy Wars Alien Strike every 6 months. Most recently, Zetta Force 7 was updated on May 16, 2026 and Galaxy Wars Alien Strike on June 8, 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.*