# JDCode vs 이세계

The clearest difference is ads: JDCode at none against 이세계's shown. JDCode also leads on iOS requirement (9.0 vs 15.1). 이세계's advantage is update cadence (monthly vs every 37 months). On price, 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.

JDCode ships an update every 37 months, 이세계 monthly. The most recent releases landed on September 21, 2026 and August 19, 2026 respectively.

## The numbers

| Metric | JDCode | 이세계 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 37 months | **Monthly** |
| Size | 4 MB | 138 MB |
| Requires iOS | **9.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [InSoo Kim](https://appshunter.io/developer/975978291) | [Hyogyeong Lee](https://appshunter.io/developer/1664479881) |

## What reviewers say

### JDCode

[App page](https://appshunter.io/ios/app/jdcode/id1285045436)

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

**In-app purchases:** none


### 이세계

[App page](https://appshunter.io/ios/app/id6473546532)

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

**In-app purchases:** none


## Frequently asked questions

### Is JDCode free?

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

### Is 이세계 free?

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

### Do JDCode or 이세계 have ads?

이세계 shows ads; JDCode does not.

### Which is updated more often, JDCode or 이세계?

JDCode ships an update every 37 months, and 이세계 monthly. Most recently, JDCode was updated on September 21, 2026 and 이세계 on August 19, 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.*