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.
Create a link and send it to a friend. As soon as they open it, the match starts.
SOS is a classic pencil-and-paper game on RivalPit. Play online against friends, challenge the computer, or pass-and-play on one device.
Sometimes placing a letter that blocks your opponent's setup is worth more than chasing your own SOS.
What happens when I complete an SOS in the game SOS?
You score a point and immediately get another turn -- completing a sequence doesn't pass play to your opponent.
Is it better to chase my own SOS or block my opponent's?
Sometimes placing a letter that blocks your opponent's setup is worth more than chasing your own SOS -- watch the board for their near-complete sequences too.
What kind of game is SOS?
SOS is a classic pencil-and-paper game on RivalPit. Play online against friends, challenge the computer, or pass-and-play on one device.