# 꼬북목 vs StretchTurtle

꼬북목 and StretchTurtle are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | 꼬북목 | StretchTurtle |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | — |
| Size | 66 MB | 22 MB |
| Requires iOS | **15.5** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [minhyun lee](https://appshunter.io/developer/1729065316) | [Tae Wook Kim](https://appshunter.io/developer/1890577993) |

## What reviewers say

### 꼬북목

[App page](https://appshunter.io/ios/app/id6477348702)

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

**In-app purchases:** none


### StretchTurtle

[App page](https://appshunter.io/ios/app/stretchturtle-neck-stretch/id6762028602)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 꼬북목 free?

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

### Is StretchTurtle free?

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

### Do 꼬북목 or StretchTurtle have ads?

Neither 꼬북목 nor StretchTurtle shows ads.

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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.*