# 코인(Koreatech In) vs 썸버스

The clearest difference is update cadence: 썸버스 at every 4 days against 코인(Koreatech In)'s fortnightly. 썸버스 also leads on iOS requirement (15.0 vs 18.0). 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.

코인(Koreatech In) ships an update fortnightly, 썸버스 every 4 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | 코인(Koreatech In) | 썸버스 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Size | 47 MB | 29 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [BCSD Lab](https://appshunter.io/developer/1500848621) | [DONGMIN KIM](https://appshunter.io/developer/6793113253) |

## What reviewers say

### 코인(Koreatech In)

[App page](https://appshunter.io/ios/app/koreatech-in/id1500848622)

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

**In-app purchases:** none


### 썸버스

[App page](https://appshunter.io/ios/app/id6793113251)

**In-app purchases:** none


## Frequently asked questions

### Is 코인(Koreatech In) free?

코인(Koreatech In) is free to download, with no in-app purchases.

### Is 썸버스 free?

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

### Do 코인(Koreatech In) or 썸버스 have ads?

Neither 코인(Koreatech In) nor 썸버스 shows ads.

### Which is updated more often, 코인(Koreatech In) or 썸버스?

코인(Koreatech In) ships an update fortnightly, and 썸버스 every 4 days. Most recently, 코인(Koreatech In) was updated on November 3, 2026 and 썸버스 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.*