# E vs 잘키(키즈런)

The clearest difference is update cadence: 잘키(키즈런) at every 5 weeks against E's every 4 months. E's advantage is iOS requirement (13.0 vs 15.6). 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.

E ships an update every 4 months, 잘키(키즈런) every 5 weeks. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | E | 잘키(키즈런) |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 weeks** |
| Monetization | — | Free |
| Size | 3 MB | 22 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [WooHyun Cha](https://appshunter.io/developer/1031088087) | [(주)잘큼](https://appshunter.io/developer/1513247271) |

## What reviewers say

### E

[App page](https://appshunter.io/ios/app/e-neo-learning/id1031088088)

**Features:** macOS Compatibility

**In-app purchases:** none


### 잘키(키즈런)

[App page](https://appshunter.io/ios/app/id1513247272)

This app offers a variety of performance-based activities for children at different locations, including races and museum exhibits. Parents can purchase passes and make reservations directly through the app, and receive photos and videos of their child's participation.

**Highlights:** Diverse performance concepts, Multiple event locations, In-app pass purchase, Easy reservation system, Photos and videos of participation

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

**In-app purchases:** none


## Frequently asked questions

### Is E free?

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

### Is 잘키(키즈런) free?

잘키(키즈런) is free to download, with no in-app purchases.

### Do E or 잘키(키즈런) have ads?

Neither E nor 잘키(키즈런) shows ads.

### Which is updated more often, E or 잘키(키즈런)?

E ships an update every 4 months, and 잘키(키즈런) every 5 weeks. Most recently, E was updated on October 26, 2026 and 잘키(키즈런) on October 27, 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.*