# 麻雀何切るAI vs Mahjong Fold Dojo

The clearest difference is in-app purchases: 麻雀何切るAI at none against Mahjong Fold Dojo's 1. 麻雀何切るAI also leads on update cadence (every 5 days vs every 9 days) and iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Mahjong Fold Dojo sells 1 one-off in-app purchase. 麻雀何切るAI asks for nothing beyond the download.

麻雀何切るAI ships an update every 5 days, Mahjong Fold Dojo every 9 days. The most recent releases landed on October 5, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 麻雀何切るAI | Mahjong Fold Dojo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mahjong-fold-dojo/id6763664588/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 9 days |
| Monetization | — | Free with in-app purchases |
| Size | 94 MB | 67 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Naoki Nakamichi](https://appshunter.io/developer/1534276177) | [Hiroshi Oda](https://appshunter.io/developer/1855470103) |

## What reviewers say

### 麻雀何切るAI

[App page](https://appshunter.io/ios/app/ai/id6741804459)

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

**In-app purchases:** none


### Mahjong Fold Dojo

[App page](https://appshunter.io/ios/app/mahjong-fold-dojo/id6763664588)

This app provides focused training for Riichi Mahjong players, specifically on making safe tile discards after an opponent declares riichi. It offers various practice modes to reinforce defensive concepts and improve decision-making skills through quiz-style exercises.

**Highlights:** Practice core defensive concepts, Quiz-style exercises, Match-like practice mode, Focus on specific defensive themes, Retry missed questions, Analyze candidate tile risk

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Paid plan | $3.99 | one-time |


## Frequently asked questions

### Is 麻雀何切るAI free?

麻雀何切るAI is free to download, with no in-app purchases.

### Is Mahjong Fold Dojo free?

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

### Do 麻雀何切るAI or Mahjong Fold Dojo have ads?

Neither 麻雀何切るAI nor Mahjong Fold Dojo shows ads.

### Which is updated more often, 麻雀何切るAI or Mahjong Fold Dojo?

麻雀何切るAI ships an update every 5 days, and Mahjong Fold Dojo every 9 days. Most recently, 麻雀何切るAI was updated on October 5, 2026 and Mahjong Fold Dojo on October 24, 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.*