Play Betrayal.io

Betrayal.io is a multiplayer social deduction game like Among Us. You play the game as a crewmate or a secret saboteur called a 'betrayer'. The betrayer must sabotage operations while crewmates must complete all of their duties without being killed.

How to Play Betrayal.io

Crewmates

Crewmates must complete all tasks without being killed. If you have a hunch who the betrayer is, you can call a meeting and hold a vote to kick them out.

Betrayers

Betrayers can disrupt activities and eliminate crewmates. There are vents that allow betrayers to get around undetected. Kill all crewmates to win the game as a betrayer.

Sign Up

You can play Betrayal.io in online public games, or in private rooms with friends. Signing up for an account gives you the ability to keep your name and progress. There's also extensive character customization with clothes, hairstyles, and pets!

Similar Games

Deduction and detective games saw a surge in popularity in 2020. Among Us quickly became a household name. Browse our detective games for a mixture of online social deduction and singleplayer mysteries. Murderer is similar to Betrayal but the game is 3D!