# ゆるくやせる！ vs 遺伝子博士ダイエット

The clearest difference is rating: ゆるくやせる！ at 3.3 against 遺伝子博士ダイエット's 1.9. ゆるくやせる！ also leads on device support (3 vs 1) and iOS requirement (15.6 vs 26.0). 遺伝子博士ダイエット's advantage is in-app purchases (none vs 7) and ads (none vs shown). On price and review sentiment there is nothing between them.

Both are free to download. ゆるくやせる！ sells 7 one-off in-app purchases. 遺伝子博士ダイエット asks for nothing beyond the download.

ゆるくやせる！ holds the better App Store score, 3.3 against 1.9. That said, the two scores are not equally well evidenced: 遺伝子博士ダイエット has 83 ratings behind it against 3, so its average is the more settled of the two. Written reviews complicate that: 0% of ゆるくやせる！'s written reviews are positive against 3% of 遺伝子博士ダイエット's, so the app with the better star average is not the one people write more warmly about.

ゆるくやせる！ ships an update every 8 months, 遺伝子博士ダイエット every 6 weeks. The most recent releases landed on June 1, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | ゆるくやせる！ | 遺伝子博士ダイエット |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (3 ratings)](https://appshunter.io/ios/app/id658227970/reviews)** | [1.9 (83 ratings)](https://appshunter.io/ios/app/id1075242564/reviews) |
| Number of ratings | 3 | **83** |
| Positive reviews | 0.0% of reviews | **3.2% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 8 months | **Every 6 weeks** |
| Size | 161 MB | 55 MB |
| Requires iOS | **15.6** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 17+ |
| Developer | [REVOLAB Inc.](https://appshunter.io/developer/575787284) | [Campingcar Inc.](https://appshunter.io/developer/1435272854) |

## What reviewers say

### ゆるくやせる！

[App page](https://appshunter.io/ios/app/id658227970)

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| しろくま | $0.99 | one-time |
| ぱんだ | $0.99 | one-time |
| ぺんぎん | $0.99 | one-time |
| ハニーちゃん | $0.99 | one-time |
| カパ美 | $0.99 | one-time |
| ぶたこ | $0.99 | one-time |
| 広告非表示（広告を外す） | $7.99 | one-time |


### 遺伝子博士ダイエット

[App page](https://appshunter.io/ios/app/id1075242564)

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

**In-app purchases:** none


## Frequently asked questions

### Is ゆるくやせる！ free?

ゆるくやせる！ is free to download, with in-app purchases available.

### Is 遺伝子博士ダイエット free?

遺伝子博士ダイエット is free to download, with no in-app purchases.

### Which has better reviews, ゆるくやせる！ or 遺伝子博士ダイエット?

ゆるくやせる！ is rated higher. ゆるくやせる！ averages 3.3 out of 5 from 3 ratings, while 遺伝子博士ダイエット averages 1.9 from 83 ratings.

### Do ゆるくやせる！ or 遺伝子博士ダイエット have ads?

ゆるくやせる！ shows ads; 遺伝子博士ダイエット does not.

### Which is updated more often, ゆるくやせる！ or 遺伝子博士ダイエット?

ゆるくやせる！ ships an update every 8 months, and 遺伝子博士ダイエット every 6 weeks. Most recently, ゆるくやせる！ was updated on June 1, 2026 and 遺伝子博士ダイエット on September 27, 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.*