# JK서울안과 vs 잘컸으면

The clearest difference is ads: JK서울안과 at none against 잘컸으면's shown. 잘컸으면's advantage is update cadence (every 3 weeks vs every 4 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

JK서울안과 ships an update every 4 months, 잘컸으면 every 3 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | JK서울안과 | 잘컸으면 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/id6467383671/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Size | 40 MB | 25 MB |
| Requires iOS | **12.0** | 13.4 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hyung Seok Cho](https://appshunter.io/developer/1510313537) | [Yongjae Kim](https://appshunter.io/developer/1688517382) |

## What reviewers say

### JK서울안과

[App page](https://appshunter.io/ios/app/jk/id1510313538)

**Features:** macOS Compatibility

**In-app purchases:** none


### 잘컸으면

[App page](https://appshunter.io/ios/app/id6467383671)

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

**In-app purchases:** none


## Frequently asked questions

### Is JK서울안과 free?

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

### Is 잘컸으면 free?

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

### Do JK서울안과 or 잘컸으면 have ads?

잘컸으면 shows ads; JK서울안과 does not.

### Which is updated more often, JK서울안과 or 잘컸으면?

JK서울안과 ships an update every 4 months, and 잘컸으면 every 3 weeks. Most recently, JK서울안과 was updated on November 3, 2026 and 잘컸으면 on November 3, 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.*