# Rebound Invaders vs Space Attack

The clearest difference is in-app purchases: Rebound Invaders at none against Space Attack's 7. Space Attack's advantage is update cadence (every 4 weeks vs every 18 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Space Attack sells 7 one-off in-app purchases. Rebound Invaders asks for nothing beyond the download.

Rebound Invaders ships an update every 18 months, Space Attack every 4 weeks. The most recent releases landed on October 4, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Rebound Invaders | Space Attack |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 18 months | **Every 4 weeks** |
| Monetization | Ad-supported | — |
| Size | 46 MB | 355 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Galatic Droids](https://appshunter.io/developer/806182439) | [Rainbow 5s Co., Ltd](https://appshunter.io/developer/1583144420) |

## What reviewers say

### Rebound Invaders

[App page](https://appshunter.io/ios/app/rebound-invaders/id896339002)

Experience a retro arcade space shooter where your plasma ball bounces off walls and enemies. Dodge your own ricocheting projectiles and alien counter-attacks to survive. Features tilt or on-screen controls for classic shoot'em up action.

**Highlights:** Bouncing plasma ball weapon, Ricocheting projectiles, Alien force field defense, Tilt or on-screen controls, Fast-paced arcade action, Retro graphics

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

**In-app purchases:** none


### Space Attack

[App page](https://appshunter.io/ios/app/space-attack-alien-shooter/id6476985323)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |
| Coin Pack 1 | $1.99 | one-time |
| Gem Pack 1 | $3.99 | one-time |
| Gem Pack 2 | $5.99 | one-time |
| Coin Pack 2 | $6.99 | one-time |
| Coin Pack 3 | $9.99 | one-time |
| Gem Pack 3 | $9.99 | one-time |


## Frequently asked questions

### Is Rebound Invaders free?

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

### Is Space Attack free?

Space Attack is free to download, with in-app purchases available.

### Do Rebound Invaders or Space Attack have ads?

Both Rebound Invaders and Space Attack show ads.

### Which is updated more often, Rebound Invaders or Space Attack?

Rebound Invaders ships an update every 18 months, and Space Attack every 4 weeks. Most recently, Rebound Invaders was updated on October 4, 2026 and Space Attack on September 21, 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.*