Mudoku.io: Multiplayer Sudoku

Think you're good at Sudoku? Prove it - against real players, in real time.

Mudoku.io is the first competitive multiplayer Sudoku game where you race head-to-head on the same board. Two players. One puzzle. Whoever scores the most wins.

Multiplayer + Sudoku = Mudoku

HOW IT WORKS
- Tap a cell, pick a number - if it's correct, you score a point
- Get consecutive correct answers to build streaks and earn bonus points
- Wrong answers freeze you for 3 seconds while your opponent keeps going
- When the board is complete or time runs out, highest score wins

FEATURES
- Real-time 1v1 multiplayer - race against real opponents worldwide
- Challenge friends - send a 6-character code, they join instantly
- Smart matchmaking - play opponents at your skill level (ELO rating system)
- 4 difficulty levels - Easy, Medium, Hard, and Expert puzzles
- Global leaderboards - climb daily and all-time rankings
- Streak bonuses - build combos for 3x, 5x, and 8x bonus points
- Quick chat - send emojis and messages during the game
- Shareable results - show off your wins on social media
- Choose your pace - 3, 5, or 10 minute games
- Play instantly - no account required, jump right in

WHY MUDOKU.IO?
Sudoku has always been a solo game. Mudoku changes that. Every puzzle becomes a race. Every correct answer matters more when someone else is racing to fill the same cell. The streak system rewards consistency - land 5 in a row and watch the bonus points stack up.

Whether you're a Sudoku beginner or expert, Mudoku matches you with opponents at your level. The ELO rating system ensures fair, competitive games every time.

PLAY ANYWHERE
- Available on web at mudoku.io and on Android
- Cross-platform - challenge friends no matter what device they use
- Free to play - no paywalls, no pay-to-win

Challenge a friend. Beat a stranger. Climb the leaderboard. Download Mudoku now and see how you rank.