Riichi Mahjong Calculator

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

Riichi Mahjong Calculator, supporting features such as hand
efficiency, meld hand efficiency, winning hand analysis,
and score calculation for fan and minipoints.

- Hand Efficiency: Includes tile efficiency, good-shape tile
efficiency (for one-shanten only), and backwards strategy.

- Meld Hand Efficiency: Tile efficiency for chow, pung, kong,
and pass; includes good-shape tile efficiency (for one-shanten only)
and backwards strategy.

- Winning Hand Analysis: Defaults to Mahjong Soul/Tenhou rules,
with customizable rules to some extent.

- Score Calculation By Fan and Minipoints: Defaults to Mahjong Soul/Tenhou
rules, with customizable rules to some extent.

Versions

Although APK downloads are available below to give you the choice, you should be aware that by installing that way you will not receive update notifications and it's a less secure way to download. We recommend that you install the F-Droid client and use that.

Download F-Droid

Version 1.0.11 (10011) suggested Added on Sep 22, 2024

arm64-v8a armeabi-v7a x86 x86_64

This version requires Android 7.0 or newer.

It is built by F-Droid and guaranteed to correspond to this source tarball.
Permissions
- android.permission.READ_CLIPBOARD
- android.permission.WRITE_CLIPBOARD
- io.ssttkkl.mahjongutils.app.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
Download APK 2.7 MiB PGP Signature | Build Log
Version 1.0.9 (10009) - Added on Sep 06, 2024

arm64-v8a armeabi-v7a x86 x86_64

This version requires Android 7.0 or newer.

It is built by F-Droid and guaranteed to correspond to this source tarball.
Permissions
- android.permission.READ_CLIPBOARD
- android.permission.WRITE_CLIPBOARD
- io.ssttkkl.mahjongutils.app.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
Download APK 2.7 MiB PGP Signature | Build Log