# blackN vs 젤리박스

The clearest difference is update cadence: blackN at every 6 months against 젤리박스's every 19 months. On price, ads, in-app purchases and device support there is nothing between them.

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

blackN ships an update every 6 months, 젤리박스 every 19 months. Both last shipped on October 10, 2026.

## The numbers

| Metric | blackN | 젤리박스 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 19 months |
| Size | 71 MB | 18 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [seongmin kim](https://appshunter.io/developer/1576474375) | [JISUNG TAK](https://appshunter.io/developer/1656888141) |

## What reviewers say

### blackN

[App page](https://appshunter.io/ios/app/blackn/id1576474373)

**Features:** Vision Pro support

**In-app purchases:** none


### 젤리박스

[App page](https://appshunter.io/ios/app/id6444786845)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is blackN free?

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

### Is 젤리박스 free?

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

### Do blackN or 젤리박스 have ads?

Neither blackN nor 젤리박스 shows ads.

### Which is updated more often, blackN or 젤리박스?

blackN ships an update every 6 months, and 젤리박스 every 19 months. Most recently, blackN was updated on October 10, 2026 and 젤리박스 on October 10, 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.*