Play live or over time
Finish a game in one sitting or take turns over several days. Each game stays available until the next move.
LIVE OR BY CORRESPONDENCE
Play Go
with friends.
Live or by correspondence, on 9×9, 13×13, and 19×19 boards. Send an invite link and start playing.
9×9, 13×13, and 19×19 · Live and correspondence games
9×9 · Black to play
HOW IT WORKS
Everything you need to play.
Choose a board size, set the timing, and invite another player. Quiet Ko handles the game record, scoring, and turn notifications.
Invite the people you want to play
Create a game and share the invitation directly. No public matchmaking required.
Review and export your games
Revisit previous positions, step through the move history, or export the complete game as an SGF file.
9×9, 13×13, OR 19×19
Choose a board and start playing.
Start with 9×9 for a shorter game, move to 13×13 for more space, or play on the standard 19×19 board.
Learn how to play Go →BEGINNER GUIDE
New to Go?
Work through eight interactive rules lessons, then start a real game.
COMMON QUESTIONS
Playing on Quiet Ko.
Can I play Go online with a friend?
Yes. Create a game and send your friend one invitation link. They can join on the web or through the Quiet Ko mobile app.
Does Quiet Ko support live and correspondence games?
Yes. Live games use Japanese byo-yomi, while correspondence games let each player take up to seven days per turn.
Is Quiet Ko beginner-friendly?
Yes. Eight interactive rules lessons cover play through scoring, so you can start your first real game.
Which Go board sizes can I play?
Quiet Ko supports 9×9, 13×13, and traditional 19×19 boards for casual or rated play.
READY TO PLAY?
Start a game.
Choose a board and invite a friend.