# デブ部腎臓くん[ 忍者 放置 育成 ゲーム ] vs Invader Sisters

The clearest difference is in-app purchases: Invader Sisters at none against デブ部腎臓くん[ 忍者 放置 育成 ゲーム ]'s 4. Invader Sisters also leads on update cadence (every 2 weeks vs every 9 months). デブ部腎臓くん[ 忍者 放置 育成 ゲーム ]'s advantage is ads (none vs shown) and iOS requirement (7.0 vs 12.0). On price and device support there is nothing between them.

Both are free to download. デブ部腎臓くん[ 忍者 放置 育成 ゲーム ] sells 4 one-off in-app purchases. Invader Sisters asks for nothing beyond the download.

デブ部腎臓くん[ 忍者 放置 育成 ゲーム ] ships an update every 9 months, Invader Sisters every 2 weeks. Both last shipped on November 1, 2026.

## The numbers

| Metric | デブ部腎臓くん[ 忍者 放置 育成 ゲーム ] | Invader Sisters |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 92.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 32 MB | 19 MB |
| Requires iOS | **7.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Agali Inc.](https://appshunter.io/developer/1164858378) | [ERX](https://appshunter.io/developer/513941286) |

## What reviewers say

### デブ部腎臓くん[ 忍者 放置 育成 ゲーム ]

[App page](https://appshunter.io/ios/app/id906627356)

Train aメタボ (metabolic syndrome) ninja with kidney problems to lose weight and become healthier. This idle育成 (nurturing) game features simple tap and swipe controls, multiple endings, and bonus stages for collecting items and experience.

**Highlights:** Idle nurturing gameplay, Weight loss training simulation, Simple tap and swipe controls, Multiple endings based on choices, Bonus stages for item collection, Diet history logbook

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gold Throwing star | $0.99 | one-time |
| 黄金の手裏剣(5個) | $3.99 | one-time |
| Gold Throwing star(Fifteen) | $9.99 | one-time |
| 黄金の手裏剣(40個) | $19.99 | one-time |


### Invader Sisters

[App page](https://appshunter.io/ios/app/invader-sisters/id939103577)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is デブ部腎臓くん[ 忍者 放置 育成 ゲーム ] free?

デブ部腎臓くん[ 忍者 放置 育成 ゲーム ] is free to download, with in-app purchases available.

### Is Invader Sisters free?

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

### Do デブ部腎臓くん[ 忍者 放置 育成 ゲーム ] or Invader Sisters have ads?

Invader Sisters shows ads; デブ部腎臓くん[ 忍者 放置 育成 ゲーム ] does not.

### Which is updated more often, デブ部腎臓くん[ 忍者 放置 育成 ゲーム ] or Invader Sisters?

デブ部腎臓くん[ 忍者 放置 育成 ゲーム ] ships an update every 9 months, and Invader Sisters every 2 weeks. Most recently, デブ部腎臓くん[ 忍者 放置 育成 ゲーム ] was updated on November 1, 2026 and Invader Sisters on November 1, 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.*