# Kill The Boss vs Galaxy Alien Space Attack

The clearest difference is in-app purchases: Galaxy Alien Space Attack at none against Kill The Boss's 3. Galaxy Alien Space Attack also leads on update cadence (daily vs every 4 months). Kill The Boss's advantage is ads (none vs shown) and iOS requirement (8.0 vs 13.0). On price and device support there is nothing between them.

Both are free to download. Kill The Boss sells 3 one-off in-app purchases. Galaxy Alien Space Attack asks for nothing beyond the download.

Kill The Boss ships an update every 4 months, Galaxy Alien Space Attack daily. The most recent releases landed on October 15, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Kill The Boss | Galaxy Alien Space Attack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (67 ratings)](https://appshunter.io/ios/app/kill-the-boss/id624611910/reviews)** | — |
| Number of ratings | **67** | — |
| Positive reviews | 85.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 46 MB | 87 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Giedrius Talzunas](https://appshunter.io/developer/482912710) | [刚 曾](https://appshunter.io/developer/324816540) |

## What reviewers say

### Kill The Boss

[App page](https://appshunter.io/ios/app/kill-the-boss/id624611910)

Personalize a fun shooting game by adding photos of friends or family to targets. Earn coins to upgrade weapons and unlock new ones for endless entertainment. Share your high scores and creations with friends.

**Highlights:** Add custom photos to targets, Shoot rockets at personalized targets, Earn coins to upgrade guns, Unlock new weapons, Rotate device to control guns, Share scores on social media

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 300 000 Coins | $0.99 | one-time |
| 1 200 000 Coins | $2.99 | one-time |
| 3 000 000 Coins | $4.99 | one-time |


### Galaxy Alien Space Attack

[App page](https://appshunter.io/ios/app/galaxy-alien-space-attack/id6790705228)

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

**In-app purchases:** none


## Frequently asked questions

### Is Kill The Boss free?

Kill The Boss is free to download, with in-app purchases available.

### Is Galaxy Alien Space Attack free?

Galaxy Alien Space Attack is free to download, with no in-app purchases.

### Do Kill The Boss or Galaxy Alien Space Attack have ads?

Galaxy Alien Space Attack shows ads; Kill The Boss does not.

### Which is updated more often, Kill The Boss or Galaxy Alien Space Attack?

Kill The Boss ships an update every 4 months, and Galaxy Alien Space Attack daily. Most recently, Kill The Boss was updated on October 15, 2026 and Galaxy Alien Space Attack on October 12, 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.*