# QuadraFocus vs 몽당

The clearest difference is in-app purchases: 몽당 at none against QuadraFocus's 2. 몽당 also leads on iOS requirement (14.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. QuadraFocus sells 2 in-app purchases, starting at $2.99 per month. 몽당 asks for nothing beyond the download.

## The numbers

| Metric | QuadraFocus | 몽당 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Size | 18 MB | 105 MB |
| Requires iOS | 26.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Estee](https://appshunter.io/developer/1470582372) | [Yongjun Jo](https://appshunter.io/developer/1738902002) |

## What reviewers say

### QuadraFocus

[App page](https://appshunter.io/ios/app/quadrafocus/id6739864718)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro (Monthly) | $2.99 | per month |
| Pro (Yearly) | $29.99 | per year |


### 몽당

[App page](https://appshunter.io/ios/app/id6744324160)

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

**In-app purchases:** none


## Frequently asked questions

### Is QuadraFocus free?

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

### Is 몽당 free?

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

### Do QuadraFocus or 몽당 have ads?

Neither QuadraFocus nor 몽당 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.*