# Invaders(Simple) vs Galaxy88

The clearest difference is rating: Invaders(Simple) at 5.0 against Galaxy88's 3.0. Invaders(Simple) also leads on ads (none vs shown) and iOS requirement (8.0 vs 15.0). Galaxy88's advantage is review sentiment (100% vs 63%) and update cadence (monthly vs every 20 months). On price, in-app purchases, monetization model 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.

Invaders(Simple) holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews complicate that: 63% of Invaders(Simple)'s written reviews are positive against 100% of Galaxy88's, so the app with the better star average is not the one people write more warmly about.

Invaders(Simple) ships an update every 20 months, Galaxy88 monthly. The most recent releases landed on June 1, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Invaders(Simple) | Galaxy88 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/invaderssimple/id910019357/reviews)** | [3.0 (3 ratings)](https://appshunter.io/ios/app/galaxy88/id1062455204/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | 62.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 20 months | **Monthly** |
| Monetization | Free | Free |
| Size | 5 MB | 93 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Masanao Baba](https://appshunter.io/developer/803806609) | [TAKASHI HANABE](https://appshunter.io/developer/1062455203) |

## What reviewers say

### Invaders(Simple)

[App page](https://appshunter.io/ios/app/invaderssimple/id910019357)

A classic retro shooter game inspired by Space Invaders. Experience simple, nostalgic gameplay with a focus on pure shooting action. Perfect for quick gaming sessions.

**Highlights:** Retro shooter gameplay, Classic arcade style, Simple controls, Nostalgic experience

**Features:** macOS Compatibility

**In-app purchases:** none


### Galaxy88

[App page](https://appshunter.io/ios/app/galaxy88/id1062455204)

Engage in classic arcade-style space combat, shooting down alien invaders. This game offers three difficulty levels and intuitive one-handed controls, perfect for on-the-go play. Compete for high scores and master its bonus scoring system.

**Highlights:** Alien invasion gameplay, Three difficulty levels, Retro 8-bit pixel art, One-handed swipe and tap controls, Game Center high score competition, Bonus scoring system

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Invaders(Simple) free?

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

### Is Galaxy88 free?

Galaxy88 is free to download, with no in-app purchases.

### Which has better reviews, Invaders(Simple) or Galaxy88?

Invaders(Simple) is rated higher. Invaders(Simple) averages 5.0 out of 5 from 1 ratings, while Galaxy88 averages 3.0 from 3 ratings.

### Do Invaders(Simple) or Galaxy88 have ads?

Galaxy88 shows ads; Invaders(Simple) does not.

### Which is updated more often, Invaders(Simple) or Galaxy88?

Invaders(Simple) ships an update every 20 months, and Galaxy88 monthly. Most recently, Invaders(Simple) was updated on June 1, 2026 and Galaxy88 on September 20, 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.*