# Mudang Bibi vs 정석사주

The clearest difference is in-app purchases: 정석사주 at none against Mudang Bibi's 2. 정석사주 also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.6). On price, update cadence and device support there is nothing between them.

Both are free to download. Mudang Bibi sells 2 in-app purchases, starting at $4.99 per 7 days. 정석사주 asks for nothing beyond the download.

Mudang Bibi ships an update every 2 weeks, 정석사주 every 9 days. The most recent releases landed on October 28, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Mudang Bibi | 정석사주 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Size | 108 MB | 20 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Banguseok Company](https://appshunter.io/developer/1810287151) | [young min jeon](https://appshunter.io/developer/1831018804) |

## What reviewers say

### Mudang Bibi

[App page](https://appshunter.io/ios/app/mudang-bibi/id6779276238)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BASIC Weekly | $4.99 | per 7 days |
| BASIC Monthly | $12.99 | per month |


### 정석사주

[App page](https://appshunter.io/ios/app/id6796765953)

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

**In-app purchases:** none


## Frequently asked questions

### Is Mudang Bibi free?

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

### Is 정석사주 free?

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

### Do Mudang Bibi or 정석사주 have ads?

Mudang Bibi shows ads; 정석사주 does not.

### Which is updated more often, Mudang Bibi or 정석사주?

Mudang Bibi ships an update every 2 weeks, and 정석사주 every 9 days. Most recently, Mudang Bibi was updated on October 28, 2026 and 정석사주 on October 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.*