# 頑張れおっさん！~卓球編~ vs インベーダー J

The clearest difference is iOS requirement: 頑張れおっさん！~卓球編~ at 11.0 against インベーダー J's 15.6. 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.

## The numbers

| Metric | 頑張れおっさん！~卓球編~ | インベーダー J |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 2 months |
| Size | 12 MB | 18 MB |
| Requires iOS | **11.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [kotaro yamada](https://appshunter.io/developer/1193903506) | [takayuki atsumi](https://appshunter.io/developer/1495474977) |

## What reviewers say

### 頑張れおっさん！~卓球編~

[App page](https://appshunter.io/ios/app/id1482270601)

**Features:** macOS Compatibility

**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 頑張れおっさん！~卓球編~ free?

頑張れおっさん！~卓球編~ 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.

---

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