# Invaders vs Space Defender

The clearest difference is review sentiment: Space Defender at 100% against Invaders's 0%. Space Defender also leads on rating (4.8 vs 3.0) and ads (none vs shown). Invaders's advantage is update cadence (every 6 months vs every 13 months) and iOS requirement (9.0 vs 16.0). 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.

Space Defender holds the better App Store score, 4.8 against 3.0. Both are backed by a comparable volume of ratings — 2 and 6 respectively. Written reviews point the same way: 0% of Invaders's written reviews are positive against 100% of Space Defender's.

Invaders ships an update every 6 months, Space Defender every 13 months. The most recent releases landed on October 4, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Invaders | Space Defender |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/invaders-lite/id508426730/reviews) | **[4.8 (6 ratings)](https://appshunter.io/ios/app/space-defender-ultimate/id1232145880/reviews)** |
| Number of ratings | 2 | **6** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 6 months** | Every 13 months |
| Monetization | Ad-supported | **Free** |
| Size | 13 MB | 15 MB |
| Requires iOS | **9.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [GASP Mobile Games Inc](https://appshunter.io/developer/502025155) | [ilan TETRUASHVILI](https://appshunter.io/developer/940821251) |

## What reviewers say

### Invaders

[App page](https://appshunter.io/ios/app/invaders-lite/id508426730)

Defend Earth from descending alien waves by shooting them down before they land. Move your ship side-to-side behind defenses and shoot the top spaceship for bonus points. Experience classic arcade fun in a compact download.

**Highlights:** Shoot waves of aliens, Score points, Move defender ship, Use brick-wall defenses, Shoot top spaceship for bonus

**Features:** macOS Compatibility

**In-app purchases:** none


### Space Defender

[App page](https://appshunter.io/ios/app/space-defender-ultimate/id1232145880)

Engage in an addictive space combat experience with vibrant pixel art. Navigate through challenging waves and aim for the highest score to protect the galaxy. This game offers endless replayability and fun.

**Highlights:** Endless gameplay, Challenging and fun, Pixel art animations, 24 different waves, Hi-score competition

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

**In-app purchases:** none


## Frequently asked questions

### Is Invaders free?

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

### Is Space Defender free?

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

### Which has better reviews, Invaders or Space Defender?

Space Defender is rated higher. Invaders averages 3.0 out of 5 from 2 ratings, while Space Defender averages 4.8 from 6 ratings.

### Do Invaders or Space Defender have ads?

Invaders shows ads; Space Defender does not.

### Which is updated more often, Invaders or Space Defender?

Invaders ships an update every 6 months, and Space Defender every 13 months. Most recently, Invaders was updated on October 4, 2026 and Space Defender on October 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*