Duodoku – Multiplayer Sudoku

Duodoku redefines the way you play Sudoku.
Compete in fast-paced duels with your friends or players from around the world, or enjoy a calm solo session to sharpen your mind.

Two game modes:

Solo mode: Train your brain on endless Sudoku grids with multiple difficulty levels.

Multiplayer mode: Face opponents in real-time Sudoku battles — who will solve it first?

Climb the leaderboard!
Earn points, rise through the ranks, and prove you’re the best Sudoku player out there.

A sleek, modern design
Neon-inspired effects, smooth animations, and a minimalist interface built for focus and fun.

Why you’ll love Duodoku:

A fresh, competitive twist on the classic Sudoku.

Fast online matches.

Simple, elegant, and free to play — no account required.

Download Duodoku now and challenge your mind — or your friends.