A quieter way to practice

A clear mind starts with one move.

Settle into original Sudoku challenges, learn at your own pace, and return whenever you need a calm moment of focus.

Daily edition09Take your time

Thoughtful hints

Learn the next logical idea—not the whole answer.

Private by default

Your streak and stats stay on this device.

One true solution

Every board is created for clean, logical play.

Streak passport

Your quiet record of progress.

Saved locally in this browser. No sign-up, no pressure.

0Completed

0Best streak

—Current level

—Today’s challenge

The guide library

Better puzzles begin with better patterns.

Learn without losing the pleasure of discovery. Explore concise, practical guides for every stage of your Sudoku practice.

Privacy

Private by design.

This static edition stores only your game progress and streak in this browser. It does not require an account and does not send your puzzle moves to a server.

도움말

플레이 방법

먼저 보드를 읽고 의도적인 한 수를 선택한 뒤, 학습에 도움이 될 때만 제어 도구를 사용하세요.

데일리 스도쿠

움직이기 전에 다음 유용한 패턴을 찾으세요. 차분한 반복 절차가 게임을 더 명확하게 만듭니다.

→ 보드 읽기→ 한 수 선택→ 결과 확인