# JongKey vs Riichi Compass

The clearest difference is ads: Riichi Compass at none against JongKey's shown. Riichi Compass also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.6). JongKey's advantage is update cadence (daily vs every 2 weeks). On price and in-app purchases there is nothing between them.

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

JongKey ships an update daily, Riichi Compass every 2 weeks. Both last shipped on May 17, 2026.

## The numbers

| Metric | JongKey | Riichi Compass |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Every 2 weeks |
| Size | 6 MB | 35 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Yuki Takeda](https://appshunter.io/developer/1021096508) | [禹 梁](https://appshunter.io/developer/1864648892) |

## What reviewers say

### JongKey

[App page](https://appshunter.io/ios/app/jongkey-mahjong-keyboard/id6748846911)

**Features:** macOS Compatibility

**In-app purchases:** none


### Riichi Compass

[App page](https://appshunter.io/ios/app/riichi-compass/id6757171107)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is JongKey free?

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

### Is Riichi Compass free?

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

### Do JongKey or Riichi Compass have ads?

JongKey shows ads; Riichi Compass does not.

### Which is updated more often, JongKey or Riichi Compass?

JongKey ships an update daily, and Riichi Compass every 2 weeks. Most recently, JongKey was updated on May 17, 2026 and Riichi Compass on May 17, 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.*