# SK 쉴더스 Smart Learning vs HRD epasskorea

The clearest difference is update cadence: SK 쉴더스 Smart Learning at weekly against HRD epasskorea's every 23 months. 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.

SK 쉴더스 Smart Learning ships an update weekly, HRD epasskorea every 23 months. The most recent releases landed on September 17, 2026 and August 18, 2026 respectively.

## The numbers

| Metric | SK 쉴더스 Smart Learning | HRD epasskorea |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 23 months |
| Size | 13 MB | 168 MB |
| Requires iOS | 11.0 | **10.3** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ADT CAPS Co.,LTD.](https://appshunter.io/developer/377876061) | [EPASSKOREA](https://appshunter.io/developer/840803294) |

## What reviewers say

### SK 쉴더스 Smart Learning

[App page](https://appshunter.io/ios/app/sk-smart-learning/id1614934713)

**Features:** macOS Compatibility

**In-app purchases:** none


### HRD epasskorea

[App page](https://appshunter.io/ios/app/hrd-epasskorea/id6478475521)

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

**In-app purchases:** none


## Frequently asked questions

### Is SK 쉴더스 Smart Learning free?

SK 쉴더스 Smart Learning is free to download, with no in-app purchases.

### Is HRD epasskorea free?

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

### Do SK 쉴더스 Smart Learning or HRD epasskorea have ads?

Neither SK 쉴더스 Smart Learning nor HRD epasskorea shows ads.

### Which is updated more often, SK 쉴더스 Smart Learning or HRD epasskorea?

SK 쉴더스 Smart Learning ships an update weekly, and HRD epasskorea every 23 months. Most recently, SK 쉴더스 Smart Learning was updated on September 17, 2026 and HRD epasskorea on August 18, 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.*