# ゆるくやせる！ vs METsTracker

The clearest difference is in-app purchases: METsTracker at none against ゆるくやせる！'s 7. METsTracker also leads on ads (none vs shown) and update cadence (monthly vs every 8 months). ゆるくやせる！'s advantage is iOS requirement (15.6 vs 26.5). On price and device support there is nothing between them.

Both are free to download. ゆるくやせる！ sells 7 one-off in-app purchases. METsTracker asks for nothing beyond the download.

ゆるくやせる！ ships an update every 8 months, METsTracker monthly. Both last shipped on October 4, 2026.

## The numbers

| Metric | ゆるくやせる！ | METsTracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (3 ratings)](https://appshunter.io/ios/app/id658227970/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 8 months | **Monthly** |
| Size | 161 MB | 2 MB |
| Requires iOS | **15.6** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [REVOLAB Inc.](https://appshunter.io/developer/575787284) | [Hidetoshi Okui](https://appshunter.io/developer/6802106817) |

## 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 |


### METsTracker

[App page](https://appshunter.io/ios/app/metstracker/id6802106815)

**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 METsTracker free?

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

### Do ゆるくやせる！ or METsTracker have ads?

ゆるくやせる！ shows ads; METsTracker does not.

### Which is updated more often, ゆるくやせる！ or METsTracker?

ゆるくやせる！ ships an update every 8 months, and METsTracker monthly. Most recently, ゆるくやせる！ was updated on October 4, 2026 and METsTracker on October 4, 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.*