# Alien Invader Escape vs インベーダー J

The clearest difference is ads: インベーダー J at none against Alien Invader Escape's shown. インベーダー J also leads on update cadence (every 2 months vs every 18 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Alien Invader Escape ships an update every 18 months, インベーダー J every 2 months. The most recent releases landed on September 9, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Alien Invader Escape | インベーダー J |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 18 months | **Every 2 months** |
| Size | 14 MB | 18 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tang Cho man](https://appshunter.io/developer/592719186) | [takayuki atsumi](https://appshunter.io/developer/1495474977) |

## What reviewers say

### Alien Invader Escape

[App page](https://appshunter.io/ios/app/alien-invader-escape/id858894874)

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

**In-app purchases:** none


### インベーダー J

[App page](https://appshunter.io/ios/app/j-invaders-j/id1554028591)

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

**In-app purchases:** none


## Frequently asked questions

### Is Alien Invader Escape free?

Alien Invader Escape is free to download, with no in-app purchases.

### Is インベーダー J free?

インベーダー J is free to download, with no in-app purchases.

### Do Alien Invader Escape or インベーダー J have ads?

Alien Invader Escape shows ads; インベーダー J does not.

### Which is updated more often, Alien Invader Escape or インベーダー J?

Alien Invader Escape ships an update every 18 months, and インベーダー J every 2 months. Most recently, Alien Invader Escape was updated on September 9, 2026 and インベーダー J on September 25, 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.*