extension
Solo & focused
Three difficulty levels — Easy, Medium and Hard — with a clean, distraction-free board built for flow.
Everything you need for the perfect solve
groups
Real-time multiplayer
Play Sudoku with friends: create a room, share the link and solve the same puzzle head-to-head. Every move syncs live.
leaderboard
Global leaderboard
Compete for the fastest times and watch your rank rise as you sharpen your logic.
insights
Track your progress
Your solves, streaks and best times, saved to your profile across every device.
Ready to find your flow?
Free online multiplayer Sudoku. No download. Just you, the grid, and a clear mind.
Play free