Riichi Mahjong Calculator, featuring hand efficiency calculation, and more.

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Antivirus & safety scan results

Scan Date: Aug 16, 2025 Software Version: 1.1.2

Status: ✅ Trusted & Safe to install This app is signed by ssttkkl with trusted and verified digital signature and it will updated existing Riichi Mahjong Calculator installations Certificate fingerprint: 5c39f22ed1192933884426cc8cd14f3302f0d481573c056a66f0a5bec11e7186 How we verify APK files security

Riichi Mahjong Calculator Board app for Android description

Riichi Mahjong Calculator, supporting features such as hand efficiency, meld hand efficiency, winning hand analysis, and point calculation for han and hu.

Hand Efficiency: Includes tile efficiency, good shape tile efficiency (for one-shanten only), and defense strategy.
Meld Hand Efficiency: Tile efficiency for chi, pon, kan, and pass; includes good shape tile efficiency (for one-shanten only) and defense strategy.
Winning Hand Analysis: Defaults to Mahjong Soul/Tenhou rules, with customizable rules to some extent.
Han and Hu Point Calculation: Defaults to Mahjong Soul/Tenhou rules, with customizable rules to some extent.

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Specifications

Package Name	io.ssttkkl.mahjongutils.app
Requirements	Android 7.0 (Nougat API 24)
Author	ssttkkl
APK Size	30.6 MB
Categories	Games, Board, Strategy
Source Code	https://github.com/ssttkkl/mahjong-utils-app