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.