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Riichi Calc - Japanese Mahjong Calculator for Android

By Richard L Free

Developer's Description

Riichi Calc is an easy to use app that takes any valid Japanese mahjong hand and calculates all possible winning combinations. A great companion for any Japanese mahjong player! Feel free to e-mail me about any calculation errors.


Used for the Japanese variant of Mahjong

Order is irrelevant. The app will rearrange the tiles for you

Determine waits of a tenpai hand

Provides warnings against illegal combinations (e.g. riichi with an open hand)

Calculate points using han and fu as the input

Display terminology in English or romanized Japanese

Full Specifications

What's new in version 2.3.2


Release September 10, 2020
Date Added September 10, 2020
Version 2.3.2

Operating Systems

Operating Systems Android
Additional Requirements Requires Android 4.3 and up


Total Downloads 0
Downloads Last Week 0
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