# quantum hangul vs K

The clearest difference is in-app purchases: quantum hangul at none against K's 6. K's advantage is iOS requirement (13.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. K sells 6 one-off in-app purchases. quantum hangul asks for nothing beyond the download.

## The numbers

| Metric | quantum hangul | K |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Size | 0 MB | 652 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sungjun Kim](https://appshunter.io/developer/1602461985) | [TWINVERSE INC.](https://appshunter.io/developer/1770243715) |

## What reviewers say

### quantum hangul

[App page](https://appshunter.io/ios/app/quantum-hangul/id6499096185)

**Features:** macOS Compatibility

**In-app purchases:** none


### K

[App page](https://appshunter.io/ios/app/k-pop-learn-anytime-korean/id6745772806)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Key x 2 | $2.99 | one-time |
| Key x 2 | $2.99 | one-time |
| Basic Key x 10 | $11.99 | one-time |
| Key x 12 | $14.99 | one-time |
| Basic Master Key | $19.99 | one-time |
| Master Key | $19.99 | one-time |


## Frequently asked questions

### Is quantum hangul free?

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

### Is K free?

K is free to download, with in-app purchases available.

### Do quantum hangul or K have ads?

Neither quantum hangul nor K shows ads.

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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.*