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Mahjong Calculator
Tap tiles, see your shanten and waits live, and get a full score breakdown when you win — for Riichi, Hong Kong, Taiwanese, and Chinese Official (MCR).
Your hand
Step 2 · Closed + declared melds
Concealed
0 / 14
Tap tiles from the picker to build your hand.
The 14th tile (17th for Taiwanese) becomes the winning tile.
Tile picker
Step 1 · Build your hand
Tap to add · max 4 of each
Manzucharacters
Pinzucircles
Souzubamboo
Honorswinds & dragons
8-shanten
8 tiles away from tenpai.
The final tile you add becomes the winning tile.