# Sky Invaders vs Galaxy Attack

The clearest difference is rating: Galaxy Attack at 4.7 against Sky Invaders's 1.0. Galaxy Attack also leads on update cadence (every 3 months vs every 23 months) and ratings volume (3.4K vs 1). Sky Invaders's advantage is in-app purchases (none vs 17) and ads (none vs shown). On price, review sentiment, device support and iOS requirement there is nothing between them.

Both are free to download. Galaxy Attack sells 17 in-app purchases, starting at $4.99 per 7 days. Sky Invaders asks for nothing beyond the download.

Galaxy Attack holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: Galaxy Attack has 3.4K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of Sky Invaders's written reviews are positive against 53% of Galaxy Attack's.

Sky Invaders ships an update every 23 months, Galaxy Attack every 3 months. The most recent releases landed on September 14, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Sky Invaders | Galaxy Attack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/sky-invaders/id566963150/reviews) | **[4.7 (3.4K ratings)](https://appshunter.io/ios/app/galaxy-attack-alien-invaders/id1096041471/reviews)** |
| Number of ratings | 1 | **3.4K** |
| Positive reviews | 50.0% of reviews | **52.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 23 months | **Every 3 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 4 MB | 196 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Alphaworks](https://appshunter.io/developer/566963153) | [Onegame Global Limited](https://appshunter.io/developer/1820829095) |

## What reviewers say

### Sky Invaders

[App page](https://appshunter.io/ios/app/sky-invaders/id566963150)

Defend Earth from relentless alien invaders as the last Sky Fighter. Obliterate waves of increasingly formidable enemies, strategize your limited firepower, and climb the leaderboard in this fast-paced, retro-style arcade game.

**Highlights:** Defend Earth from alien invaders, Increasingly challenging enemy waves, Limited firepower strategy, Climb the leaderboard, Fast-paced gameplay, Retro visuals

**In-app purchases:** none


### Galaxy Attack

[App page](https://appshunter.io/ios/app/galaxy-attack-alien-invaders/id1096041471)

Engage in an epic space war against alien invaders in this classic arcade shooter. Pilot legendary fighters, upgrade your arsenal, and protect Earth from a relentless chicken squadron. Experience thrilling battles with diverse missions and challenging bosses.

**Highlights:** Epic space battles, Legendary fighter control, Fighter upgrades and boosters, Attractive mission system, Multiple game modes (Campaign, Endless, Raidboss), Challenging levels and bosses, Daily missions and achievements

**Features:** Vision Pro support

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Guardian of Galaxy VIP Weekly | $4.99 | per 7 days |
| Buy 30 Gems | $0.99 | one-time |
| Starter Offer | $0.99 | one-time |
| Sale Fighter 4 | $0.99 | one-time |
| Open Premium Pack | $0.99 | one-time |
| Daily Raid Boss 1 | $0.99 | one-time |
| Daily Raid Boss 2 | $1.99 | one-time |
| Remove Ads Forever | $2.99 | one-time |
| Buy 100 Gems | $2.99 | one-time |
| Buy 16000 Coins | $4.99 | one-time |
| Buy 250 Gems | $4.99 | one-time |
| Great Offer | $4.99 | one-time |
| Sale double coin forever | $4.99 | one-time |
| Diamonds Reward Pack | $9.99 | one-time |
| Buy 38000 Coins | $9.99 | one-time |
| Buy 1250 Gems | $19.99 | one-time |
| Buy 80000 Coins | $19.99 | one-time |

**What reviewers like**

- 💖 Entertaining game
- 🎮 Nostalgic gameplay
- 🎨 Great graphics

**What reviewers complain about**

- 🤖 Too many ads
- 🛑 Interrupts gameplay
- 🐛 Glitches and crashes
- 💰 In-app purchases issues

**Reported bugs**

- Invisible enemies
- Endless mode not working
- Crashes on certain levels

**Requested features**

- Reduce ads
- Fix level progression issues
- Improve stability and performance


## Frequently asked questions

### Is Sky Invaders free?

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

### Is Galaxy Attack free?

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

### Which has better reviews, Sky Invaders or Galaxy Attack?

Galaxy Attack is rated higher. Sky Invaders averages 1.0 out of 5 from 1 ratings, while Galaxy Attack averages 4.7 from 3.4K ratings.

### Do Sky Invaders or Galaxy Attack have ads?

Galaxy Attack shows ads; Sky Invaders does not.

### Which is updated more often, Sky Invaders or Galaxy Attack?

Sky Invaders ships an update every 23 months, and Galaxy Attack every 3 months. Most recently, Sky Invaders was updated on September 14, 2026 and Galaxy Attack on October 14, 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.*