Betrayal.io is pretty much the io game version of Among Us. If you liked Among Us, you'll like Betrayal.io. Join your crewmates in a multiplayer game of teamwork and betrayal! Play online or over local WiFi with 4-10 players as you attempt to prep your spaceship for departure, but beware as one will be an impostor bent on killing all the crew.

How To Play

Crewmate
You're the good guy/gal. You need to:
1. Complete all your tasks to win!
2. Find out who the betrayer is and vote them off!
3. SURVIVE! Don't get killed by the betrayer!

Betrayer
You're the bad guy/gal. You need to:
1. Eliminate all members of the crew
2. Use disruptions to isolate and eliminate crewmembers
3. Sneak around using vents

Sheriff
You're the good guy/gal. You need to:
1. Complete all your tasks to win!
2. Gather information to kill the betrayer
3. Be careful! If you kill a crewmate, you'll die too
4. SURVIVE! Don't get killed by the betrayer!

Jester
You're the joking guy/gal. You need to:
1. Pretend you're the betrayer
2. TRICK the other players to vote you out to win!

Questions

Q: Who is the developer of betrayal.io?
A: Betrayal.io was developed by End Game Interactive, the same company that developed ZombsRoyale.io, Zombs.io and Fishington.io. Betrayal.io was released in February 2021, however there has been a playable beta available since 2020.

ioGround Proxy

The official ioGround proxy is a Chrome Extension that can be used to unblock Betrayal.io so you can play at school or work. The proxy is similar to a VPN extension except it's optimized for unblocking .io games and only works on ioground.com.

Add to Chrome