# World Mahjong vs UPDOWN 업다운

The clearest difference is in-app purchases: UPDOWN 업다운 at none against World Mahjong's 8. UPDOWN 업다운 also leads on update cadence (every 3 days vs every 3 months). World Mahjong's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. World Mahjong sells 8 one-off in-app purchases. UPDOWN 업다운 asks for nothing beyond the download.

World Mahjong ships an update every 3 months, UPDOWN 업다운 every 3 days. The most recent releases landed on October 26, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | World Mahjong | UPDOWN 업다운 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (4 ratings)](https://appshunter.io/ios/app/world-mahjong/id1478542440/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 79.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 76 MB | 4 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [MasterGames](https://appshunter.io/developer/922399113) | [MinGi Joe](https://appshunter.io/developer/1813086882) |

## What reviewers say

### World Mahjong

[App page](https://appshunter.io/ios/app/world-mahjong/id1478542440)

Learn and play traditional Chinese and Riichi Mahjong. Offers tutorials, practice modes, and online multiplayer against thousands of daily users. Requires a network connection for online play.

**Highlights:** Traditional Chinese Mahjong, Riichi Mahjong, Tutorials for learning, Practice mode, Online multiplayer, User replay function

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Game Gold 3 | $1.99 | one-time |
| Game Gold 5 | $2.99 | one-time |
| Game Gold 9 | $5.99 | one-time |
| Buy Save Slot | $6.99 | one-time |
| game gold 10 | $6.99 | one-time |
| Game Gold 30 | $19.99 | one-time |
| Game Gold 50 | $34.99 | one-time |
| Game Gold 95 | $59.99 | one-time |


### UPDOWN 업다운

[App page](https://appshunter.io/ios/app/updown/id6745585932)

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

**In-app purchases:** none


## Frequently asked questions

### Is World Mahjong free?

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

### Is UPDOWN 업다운 free?

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

### Do World Mahjong or UPDOWN 업다운 have ads?

UPDOWN 업다운 shows ads; World Mahjong does not.

### Which is updated more often, World Mahjong or UPDOWN 업다운?

World Mahjong ships an update every 3 months, and UPDOWN 업다운 every 3 days. Most recently, World Mahjong was updated on October 26, 2026 and UPDOWN 업다운 on October 16, 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.*