# Mahjong Win! — Smart Japanese Mahjong Helper

> AI-powered Japanese Mahjong helper for tile recognition, yaku identification, and score calculation. (iPhone/iPad app by Potatso Lab LTD.)

- Source: https://appshunter.io/ios/app/mahjong-win/id6466442961 (this page in markdown: same URL + `.md`)
- Developer: [Potatso Lab LTD](https://appshunter.io/developer/1267906737)
- Category: Entertainment, Utilities
- Price: $4.99
- Rating: 4.00/5 from 3 App Store ratings · 5 written reviews indexed
- Age rating: 12+
- Requires: iOS 16.0 · 58 MB
- Languages: American English, Japanese, Chinese (Simplified, China)
- Released: 2023-10-12
- Data updated: 2026-09-04
- Monetization: paid
- User reviews in markdown: https://appshunter.io/ios/app/mahjong-win/id6466442961/reviews.md

## What is Mahjong Win!?

Japanese Mahjong (Riichi Mahjong) is a popular tabletop game, but its complex rules make it difficult for many players to accurately calculate the number of han and scores. To solve this problem, we have developed "Mahjong Win! - Smart Japanese Mahjong Helper" to help everyone play face-to-face with friends.

Mahjong Win! is a powerful and practical Mahjong assistant app, whose main function is to quickly and accurately calculate the number of han, fu, and scores for players based on photos taken of the playing table. Whether you are a beginner or an experienced player, after using our application, you will be able to enjoy the fun of Japanese Mahjong more conveniently.

[Features]

• Tile recognition: Using artificial intelligence technology, our app can intelligently recognize the tiles on the photos, including numbers, suits, and wind directions, to ensure accurate display.
• Yaku identification: Yaku is an important indicator for calculating scores in Japanese Mahjong. Our application can automatically analyze the player's hand tiles and melds, and quickly identify yakuman based on the rules, allowing you to focus on the game itself.
• Number of han and fu: Our application can automatically calculate the number of han and fu based on factors such as tile patterns and yaku, avoiding tedious manual calculations and saving time and effort.
• Score calculation: Score calculation in Japanese Mahjong is extremely complicated. Our app can accurately calculate the score for you, making game settlement easier and allowing you to enjoy the joy of winning.

[Highlights]

• User-friendly interface: Our application has a simple and intuitive user interface, making operations easier and more natural. No need for complicated settings, just take photos to enjoy the convenient services of calculating number of han, fu, and scores.
• Powerful tile recognition: Our AI algorithm has been carefully trained to efficiently and accurately recognize common Mahjong tiles.
• Extraordinary calculation efficiency: With the built-in efficient AI recognition and calculation engine, our software can run locally quickly, saving a lot of time and allowing you to focus more on the game experience.
• Timely updates: Our team will continue to improve and enhance the functionality of the application, adding more auxiliary functions. If you have any suggestions, welcome to communicate with us through the in-app feedback.

After using the "Mahjong Win!" assistant, we hope you will experience the great convenience brought by the powerful features of this application. Whether you are a beginner or an expert in Japanese Mahjong, we sincerely hope that "Mahjong Win!" can bring you fun and the joy of success in your game journey, and enjoy pleasant matches with friends!

## Key features

- AI tile recognition
- Automatic yaku identification
- Han and fu calculation
- Accurate score calculation
- User-friendly interface
- Fast local processing

## Chart rankings

- #192 in Top Paid · Entertainment (US App Store)

## Recent user reviews (5 of 5)

All indexed reviews: https://appshunter.io/ios/app/mahjong-win/id6466442961/reviews.md

### 5/5 — 总体上是好用的

*2025-11-03*

希望能增加直接进入手输页面的功能，希望能支持三麻，希望优化一下手动输入的副露输入功能

### 1/5 — 避坑

*2025-05-02*

没有一次是准的…麻将识别都识别不准…我没懂这个app是来圈钱的还是来干啥的.

### 5/5 — 最好用的日麻算番软件！！！

*2024-05-11*

用的时候下面有摆放的图例 根据图示摆放就能识别 然后根据场上情况调整庄家 立直等情况 太棒了

### 5/5 — A smart and interesting app

*2023-10-12*

I have been playing Japanese mahjong with my friends for quite some time now, and I have to admit that the score calculation in mahjong can be quite challenging. However, I recently came across an app that has made it incredibly easy. With just a single tap to take a photo, the app automatically calculates all the game results and scores. I must say, this app is absolutely fantastic! Kudos to the developers for creating such a convenient tool.

### 5/5 — すごくクールなアプリですね。本当に価値があります。

*2023-10-12*

このアプリはとても創造的ですね。点数計算に詳しくなくても友達と楽しく麻雀ができますね。

## Frequently asked questions about Mahjong Win!

### How does Mahjong Win! calculate scores?

Mahjong Win! uses AI to recognize tiles from photos of your game. It then automatically identifies yaku, calculates the number of han and fu, and accurately computes the final score for each hand.

### Is Mahjong Win! easy to use for beginners?

Yes, Mahjong Win! features a user-friendly interface designed for ease of operation. Simply take photos of the table, and the app handles the complex calculations, allowing beginners to focus on learning and enjoying the game.

### Does Mahjong Win! require an internet connection to work?

No, Mahjong Win! has a built-in efficient AI recognition and calculation engine that runs locally on your device. This means you can use its powerful features without needing an internet connection.

### What devices does Mahjong Win! support?

Currently, Mahjong Win! is supported on iPhone devices. The app was last updated on November 27, 2024, with version 1.2.0.

### How often is Mahjong Win! updated?

The development team is committed to improving and enhancing the application's functionality. They plan to add more auxiliary functions through timely updates, with the latest version being 1.2.0 released on November 27, 2024.

### What is the age rating for Mahjong Win!?

Mahjong Win! has an age rating of 12+. This is based on its content and suitability for younger players.

### What do users like most about Mahjong Win!?

Users appreciate the app's powerful tile recognition and extraordinary calculation efficiency, which significantly simplifies the complex scoring aspects of Japanese Mahjong. The user-friendly interface also contributes to a positive experience.

### What is the price of Mahjong Win!?

Mahjong Win! is a paid application priced at $4.99. There are no in-app purchases or subscriptions required to use its full functionality.

## Version history (last 5 releases)

### 1.2.0 — 2024-11-27

In this update, we added the manual input feature, which allows players to manually input the mahjong tiles when the recognition is incorrect or unable to take a photo of the table.

### 1.1.0 — 2024-05-27

The version fixed some bugs of score calculation.

### 1.0.3 — 2023-10-17

In this update, we fixed issues with certain yaku and the display of fan in specific situations where melds are revealed.

### 1.0.2 — 2023-10-15

This update fixes the following issues:
• Non-dealer cannot choose the Riichi option
• There is a possibility of recognition or calculation errors for Kan tiles, but please note that the current software has a low success rate in recognizing Kan tiles
• In some cases, results cannot be calculated

### 1.0.1 — 2023-10-12

This update improves performance and quality to bring you better user experience.

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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 2026-09-04.*