Score Mahjong

Master Chinese Official Mahjong scoring instantly. Select tiles, see possible hands in real-time, and calculate MCR points with all 81 patterns.

Mahjong Score is a comprehensive scoring calculator for Chinese Official Mahjong (MCR - Modern Competition Rules).

Select your 14 tiles, mark melds as open or concealed, and get your score calculated automatically with a full breakdown of matched patterns.

Features:

All 81 MCR scoring patterns from 1 to 88 points Live hand suggestions as you add tiles Auto score calculation with pattern breakdown Per-meld open/concealed tracking Complete scoring guide with example hands for every pattern Wind and flower tile support 8-point minimum validation Works fully offline — no account needed Perfect for learning MCR scoring, settling disputes at the table, or practicing hand recognition.