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Mahjong Solo Issou

Mahjong Solo Issou

Compare Winning Tiles Riichi

1 ratings
4 reviews
🎮 Games
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Free
In-App Purchases

Details

Released
December 1, 2025
Updated
November 1, 2026

Features

Developer

Hiroshi Oda
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Mahjong Solo Issou screenshot #1 for iPhone
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🧾$3.99
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About

Master Riichi Mahjong tile efficiency with this app. It provides practice problems, detailed explanations, and analysis tools to help you reach tenpai faster and improve your logical discard decisions. Train your skills anytime, anywhere, even offline.

✓Practice problems with detailed explanations
✓Always-visible shanten count
✓Win rate display
✓Analysis tools for tenpai rate
✓Replay training for weak patterns
✓Offline support
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+1

What's New in Mahjong Solo Issou

0.4.5

November 1, 2026

Fixed an issue where tapping the practice start button repeatedly while preparing could start multiple practices.

1

Subscriptions & In-App Purchases

$3.99

Premium Plan

Unlimited use, performance analysis, saved play records

User reviews

Most RecentHighest RatedLowest Rated

a perfect mahjong app

Please add Chinese supported
辽辽北地区著名狠人彪哥

Response from developer

Thank you for your review. I will add support for Chinese in the near future.

a perfect mahjong app

Chinese UI could be better.
辽辽北地区著名狠人彪哥

Response from developer

Thank you for your review. I will add support for Chinese in the near future.

能否添加商店内付费版本

我想购买这个app，但是无法内购，因为没有美国信用卡和paypal
辽辽北地区著名狠人彪哥

Response from developer

Thank you for your review. I will add support for Chinese in the near future.

Please add Chinese support

A perfect mahjong app
辽辽北地区著名狠人彪哥

Response from developer

Thank you for your review. I will add support for Chinese in the near future.

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FAQ

What is Mahjong Solo Issou?

Mahjong Solo Issou is a mobile application designed to help players improve their Riichi Mahjong skills, specifically focusing on tile efficiency and logical discard decisions. It offers a variety of practice problems and analysis tools to aid learning.

Is Mahjong Solo Issou free to download?

Yes, Mahjong Solo Issou is available for free download. The app is supported by in-app purchases, offering additional value or features to users.

Can I play Mahjong Solo Issou offline?

Yes, Mahjong Solo Issou supports offline play. This allows you to practice your Riichi Mahjong skills anytime and anywhere without needing an internet connection.

What kind of practice problems does Mahjong Solo Issou offer?

The app provides a rich set of practice problems that test your thinking in practical situations. These problems focus on logical discard decisions and reaching tenpai faster, with detailed explanations for optimal discards.

How does Mahjong Solo Issou help with learning tile efficiency?

Mahjong Solo Issou defines tile efficiency as choosing discards that advance shanten in the shortest path to tenpai. It helps you master these pure fundamentals by comparing winning tiles and providing clear breakdowns of optimal discards.

What analysis tools are available in Mahjong Solo Issou?

Mahjong Solo Issou includes analysis tools to track and visualize your progress. You can monitor your tenpai rate and average turn count to see your improvement over time.

What is the age rating for Mahjong Solo Issou?

Mahjong Solo Issou has an age rating of 4+. This indicates it is suitable for a wide range of users, including younger players interested in learning Mahjong.

How often is Mahjong Solo Issou updated?

The latest version of Mahjong Solo Issou is 0.3.2, and it was last updated on March 10, 2026. This suggests the app is actively maintained and improved by the developer.