# 코인(Koreatech In) vs 한국자동차공학회

The clearest difference is update cadence: 코인(Koreatech In) at every 2 weeks against 한국자동차공학회's every 3 months. 한국자동차공학회's advantage is iOS requirement (11.0 vs 17.0). 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 every 2 weeks, 한국자동차공학회 every 3 months. The most recent releases landed on September 15, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | 코인(Koreatech In) | 한국자동차공학회 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Size | 44 MB | 28 MB |
| Requires iOS | 17.0 | **11.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [BCSD Lab](https://appshunter.io/developer/1500848621) | [Jincheol Seo](https://appshunter.io/developer/590612971) |

## 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


### 한국자동차공학회

[App page](https://appshunter.io/ios/app/id6744909533)

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

**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 한국자동차공학회 free?

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

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

Neither 코인(Koreatech In) nor 한국자동차공학회 shows ads.

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

코인(Koreatech In) ships an update every 2 weeks, and 한국자동차공학회 every 3 months. Most recently, 코인(Koreatech In) was updated on September 15, 2026 and 한국자동차공학회 on September 5, 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.*