# 들꽃잠 vs BLU`IN

The clearest difference is update cadence: BLU`IN at weekly against 들꽃잠's every 4 months. 들꽃잠's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.0). On price, ads and in-app purchases there is nothing between them.

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

들꽃잠 ships an update every 4 months, BLU`IN weekly. The most recent releases landed on October 26, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 들꽃잠 | BLU`IN |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Weekly** |
| Size | 23 MB | 66 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 17+ |
| Developer | [hee yeoun park](https://appshunter.io/developer/1385304913) | [JAEMIN JEON](https://appshunter.io/developer/1876125002) |

## What reviewers say

### 들꽃잠

[App page](https://appshunter.io/ios/app/id1385304914)

**Features:** macOS Compatibility

**In-app purchases:** none


### BLU`IN

[App page](https://appshunter.io/ios/app/bluin/id6758975234)

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

**In-app purchases:** none


## Frequently asked questions

### Is 들꽃잠 free?

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

### Is BLU`IN free?

BLU`IN is free to download, with no in-app purchases.

### Do 들꽃잠 or BLU`IN have ads?

Neither 들꽃잠 nor BLU`IN shows ads.

### Which is updated more often, 들꽃잠 or BLU`IN?

들꽃잠 ships an update every 4 months, and BLU`IN weekly. Most recently, 들꽃잠 was updated on October 26, 2026 and BLU`IN on October 31, 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.*