# Sky Invaders vs Old Galaxian

The clearest difference is rating: Old Galaxian at 5.0 against Sky Invaders's 1.0. Sky Invaders's advantage is review sentiment (50% vs 25%). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Old Galaxian holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews complicate that: 50% of Sky Invaders's written reviews are positive against 25% of Old Galaxian's, so the app with the better star average is not the one people write more warmly about.

Sky Invaders ships an update every 23 months, Old Galaxian every 17 months. The most recent releases landed on September 14, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Sky Invaders | Old Galaxian |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/sky-invaders/id566963150/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/old-galaxian/id1451877722/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | **50.0% of reviews** | 25.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 23 months | **Every 17 months** |
| Monetization | Free | Free |
| Size | 4 MB | 107 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alphaworks](https://appshunter.io/developer/566963153) | [Shih ju Yang](https://appshunter.io/developer/1121829754) |

## 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


### Old Galaxian

[App page](https://appshunter.io/ios/app/old-galaxian/id1451877722)

Relive the classic arcade experience with a faithful reproduction of a beloved 80s space shooter. Move your ship to dodge enemy fire and eliminate all aliens to progress through familiar, simple gameplay.

**Highlights:** Classic arcade gameplay, Retro 80s aesthetic, Simple controls, Enemy avoidance, Alien elimination

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sky Invaders free?

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

### Is Old Galaxian free?

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

### Which has better reviews, Sky Invaders or Old Galaxian?

Old Galaxian is rated higher. Sky Invaders averages 1.0 out of 5 from 1 ratings, while Old Galaxian averages 5.0 from 1 ratings.

### Do Sky Invaders or Old Galaxian have ads?

Neither Sky Invaders nor Old Galaxian shows ads.

### Which is updated more often, Sky Invaders or Old Galaxian?

Sky Invaders ships an update every 23 months, and Old Galaxian every 17 months. Most recently, Sky Invaders was updated on September 14, 2026 and Old Galaxian on October 24, 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.*