Classic games, real opponents, one link to send. No app to install, no cash involved — just you versus them.
Just want to play right now? Open any game above — no account needed for a quick match.
Create a match, manage friends, or jump into a game.
Ask your friend for their username (shown above on their own dashboard) and enter it here to send a friend request. Tap a friend's name to challenge them to a game or chat.
Pick a game, give the room a name your friend will recognize, and share the link.
Spotted a bug or have an idea for a new game or feature? Tell us here.
Take turns placing an S or an O anywhere. Make "S-O-S" in any direction to score — and play again! Most SOS wins. Blue lines = Player 1, red = Player 2.
Click between two dots to draw a line. Close the 4th side of a box to claim it — and go again! Most boxes wins.
Tap a cell, then tap a number to fill it. Conflicting numbers are highlighted in red -- clear every row, column, and 3x3 box to win.
Create a link and send it to a friend. As soon as they open it, the match starts.
Sudoku Master is a classic puzzle game on RivalPit: fill the grid so every row, column, and box holds 1-9 exactly once. Play solo.
Scan for rows, columns, or boxes that are almost full first -- they usually have the fewest possible answers to check.
Where should I start on a Sudoku puzzle?
Scan for rows, columns, or 3x3 boxes that are almost full first -- they usually leave the fewest possible numbers left to check.
What are the rules for filling in numbers?
Every row, every column, and every 3x3 box must contain each number from 1 to 9 exactly once, with no repeats anywhere in that set.
What kind of game is Sudoku Master?
Sudoku Master is a classic puzzle game on RivalPit: fill the grid so every row, column, and box holds 1-9 exactly once. Play solo.