# 井字棋 vs 快乐麻将Mahjong

The clearest difference is ads: 快乐麻将Mahjong at none against 井字棋's shown. 井字棋's advantage is update cadence (every 2 days vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

井字棋 ships an update every 2 days, 快乐麻将Mahjong every 2 months. The most recent releases landed on October 13, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | 井字棋 | 快乐麻将Mahjong |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 days** | Every 2 months |
| Size | 15 MB | 10 MB |
| Requires iOS | 16 | **15.6** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [子幸 聂](https://appshunter.io/developer/1881766687) | [HANPING ZHENG](https://appshunter.io/developer/1893214888) |

## What reviewers say

### 井字棋

[App page](https://appshunter.io/ios/app/id6760888000)

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

**In-app purchases:** none


### 快乐麻将Mahjong

[App page](https://appshunter.io/ios/app/mahjong/id6762241421)

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

**In-app purchases:** none


## Frequently asked questions

### Is 井字棋 free?

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

### Is 快乐麻将Mahjong free?

快乐麻将Mahjong is free to download, with no in-app purchases.

### Do 井字棋 or 快乐麻将Mahjong have ads?

井字棋 shows ads; 快乐麻将Mahjong does not.

### Which is updated more often, 井字棋 or 快乐麻将Mahjong?

井字棋 ships an update every 2 days, and 快乐麻将Mahjong every 2 months. Most recently, 井字棋 was updated on October 13, 2026 and 快乐麻将Mahjong on October 20, 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.*