# Mahjong Skill Builder — Learn Yaku, Rules & Scoring

> Mahjong training app for learning scoring, yaku, and point calculation. (iPhone/iPad app by Keita Ide.)

- Source: https://appshunter.io/ios/app/mahjong-skill-builder/id6759558674 (this page in markdown: same URL + `.md`)
- Developer: [Keita Ide](https://appshunter.io/developer/1804599366)
- Category: Games, Lifestyle, Board, Card
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 15.1 · 40 MB
- Languages: American English
- Released: 2026-02-25
- Data updated: 2026-08-19
- Monetization: free with in-app purchases
- User reviews in markdown: https://appshunter.io/ios/app/mahjong-skill-builder/id6759558674/reviews.md

## What is Mahjong Skill Builder?

A full-featured training app to master Mahjong scoring.

Mahjong is a fun and exciting game, but many players struggle with scoring.
If you can quickly calculate points while looking at a real hand, your enjoyment of the game will increase dramatically.

This app is designed to help you master the full scoring process, from recognizing yaku and han values to calculating fu and final points, through fun and structured practice across five progressive levels.

▼ Who is this for?
Beginners who are not yet confident with yaku or scoring  
Players who have played for years but still find scoring confusing  
Anyone who wants to quickly recognize Mangan, Haneman, and Baiman  
Intermediate and advanced players aiming for accurate fu-based scoring  

▼ Level Up with 5 Training Modes
Lv.0 How many han?  
Identify the han value of a given yaku. A beginner-friendly mode to learn the relationship between yaku and han.

Lv.1 Which yaku?  
Look at a winning hand and choose the correct yaku. Covers everything from basic yaku like Tanyao and Pinfu to combined hands. Also includes open hands (Chi and Pon), helping you build real-game recognition skills.

Lv.2 How many han and fu?  
Determine both han and fu from a given hand. Learn how yaku combine and how fu is calculated based on sets, waits, and winning methods.

Lv.3 How many points?  
Calculate the final score from given han and fu. Practice real scoring scenarios including dealer and non-dealer, Ron and Tsumo. Also covers rounding rules and limits like Mangan, Haneman, Baiman, and Yakuman.

Lv.4 Full scoring Advanced  
A comprehensive mode combining all previous levels. Analyze a hand, identify yaku, calculate han and fu, and determine the final score just like in a real game.

▼ Simple and User-Friendly Design
10 questions per session  
Multiple-choice format with 4 options  
Quick sessions you can finish in minutes  
Randomized questions for endless replayability  

Track your progress with clear results

Accuracy rate  
Score bar  
Performance feedback such as Excellent, Good, or Keep practicing  

▼ Learn with Realistic Hands
All questions are based on real Mahjong rules and hand structures.

Includes Man, Pin, Sou, and honor tiles  
Visual tile display for intuitive understanding  

Real-game conditions are clearly shown

Dealer or Non-dealer  
Ron or Tsumo  
Dora and Ura-dora  
Riichi and Ippatsu  
Open hands such as Chi and Pon  

Covers a wide range of yaku from basics to Yakuman.

▼ Review Your Progress
Check your past results anytime

Accuracy by mode  
Number of correct answers  
Practice history  

Identify your weak areas and improve efficiently.

▼ Settings
App info such as version and number of questions per session  
Mode explanations  

▼ Mahjong Scoring Basics
Mahjong scoring is determined by a combination of han and fu. Final scores are rounded up to the nearest 100 points.

5 han or 4 han 30 fu equals Mangan 8000 points  
Higher tiers include Haneman, Baiman, Sanbaiman, and Yakuman  
Dealer and non-dealer scores differ  
Ron and Tsumo scoring methods also vary  

This app covers all of these rules in practical training form.

▼ Start Now
Practice regularly and you will be able to calculate scores instantly, even during real games.
Whether you are playing with friends or at a Mahjong parlor, you will never hesitate on scoring again.
Download now and become a Mahjong scoring master.

Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://aquapeakstudio.com/privacy-policy

## Key features

- Master Mahjong scoring
- Learn yaku and han values
- Calculate fu and final points
- Five progressive training modes
- Realistic hand scenarios
- Progress tracking and feedback
- Quick, randomized sessions

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| 麻雀クイズ Premium 月額プラン | $0.99 | per month |
| 麻雀クイズ Premium 年額プラン | $9.99 | per year |


## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/mahjong-skill-builder/id6759558674/reviews.md

### 1/5 — 数牌表示

*2026-08-16*

数牌のアラビア数字はやめてくれ。
そんな麻雀牌はない。

### 2/5 — 間違ってる？

*2026-05-17*

役を覚えたい初心者ですが、裏ドラや中がつくはずのときに、選んでも間違いになる気がする
違ってたらごめんなさい

## Frequently asked questions about Mahjong Skill Builder

### Does Mahjong Skill Builder have ads?

No, Mahjong Skill Builder is ad-free, allowing for an uninterrupted learning experience.

### What Mahjong scoring elements does Mahjong Skill Builder teach?

Mahjong Skill Builder teaches you to recognize yaku and han values, calculate fu, and determine final scores, covering everything from basic hands to advanced Yakuman.

### How does Mahjong Skill Builder help users improve?

It offers five progressive training modes, randomized questions, and tracks accuracy by mode, providing performance feedback to help users identify and improve weak areas.

### What are the subscription plans for Mahjong Skill Builder?

Mahjong Skill Builder offers a monthly premium plan for $0.99 and an annual premium plan for $9.99, which includes a 3-month free trial.

### Can I play Mahjong Skill Builder offline?

The provided data does not specify offline play capabilities. However, its focus on structured practice suggests it may function without a constant internet connection for core features.

### What is the age rating for Mahjong Skill Builder?

Mahjong Skill Builder has an age rating of 4+, making it suitable for a wide range of players.

### How often is Mahjong Skill Builder updated?

The app was last updated on August 1, 2026, indicating a recent update. Further information on update frequency is not provided.

### What devices is Mahjong Skill Builder available on?

Mahjong Skill Builder is available on iPhone, iPad, and iPod, supporting a range of Apple mobile devices.

## Version history (last 5 releases)

### 1.1.1 — 2026-08-01

A full-featured training app to master Mahjong scoring.

Mahjong is a fun and exciting game, but many players struggle with scoring.
If you can quickly calculate points while looking at a real hand, your enjoyment of the game will increase dramatically.

### 1.1.0 — 2026-07-30

A full-featured training app to master Mahjong scoring.

Mahjong is a fun and exciting game, but many players struggle with scoring.
If you can quickly calculate points while looking at a real hand, your enjoyment of the game will increase dramatically.

### 1.0.10 — 2026-05-07

A full-featured training app to master Mahjong scoring.

Mahjong is a fun and exciting game, but many players struggle with scoring.
If you can quickly calculate points while looking at a real hand, your enjoyment of the game will increase dramatically.

### 1.0.9 — 2026-04-19

A full-featured training app to master Mahjong scoring.

Mahjong is a fun and exciting game, but many players struggle with scoring.
If you can quickly calculate points while looking at a real hand, your enjoyment of the game will increase dramatically.

### 1.0.8 — 2026-04-01

麻雀の点数計算をマスターするための、本格派トレーニングアプリです。

麻雀は楽しいゲームですが、「点数計算だけはどうも苦手…」という方は多いのではないでしょうか。実際の牌譜を眺めながら点数を暗算できるようになれば、ゲームの醍醐味がぐっと広がります。本アプリは、役の翻数・役の把握・翻符の読み取り・点数計算という一連のスキルを、5段階のレベルに分けて楽しく反復練習できるよう設計されています。

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## More apps by Keita Ide

- [Pomodoro TaskTic](https://appshunter.io/ios/app/pomodoro-tasktic/id6743796326)
- [ドキドキスイッチ](https://appshunter.io/ios/app/id6744993926)
- [Asset Forecast](https://appshunter.io/ios/app/asset-forecast/id6753914294)
- [Seed Pocket](https://appshunter.io/ios/app/seed-pocket/id6756086853)
- [Kukuku! 3-Digit Multiplication](https://appshunter.io/ios/app/kukuku-3-digit-multiplication/id6759827804)

All apps by Keita Ide: https://appshunter.io/developer/1804599366

## Related topics

[mahjong skill builder](https://appshunter.io/ios/topics/mahjong-skill-builder) · [yaku](https://appshunter.io/ios/topics/yaku)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-19.*