Slither.io Unblocked
Grow the longest snake in a shared arena by cutting off everyone else.

This game is being added to the player. Everything below — controls, tips and answers — is ready, and the game goes live as soon as the licensed build is connected.
Free · No download · Runs in your browser
.io GamesSingle playerSteve HowseNo download
About Slither.io
Slither.io is the multiplayer snake that made the .io genre mainstream. You eat glowing pellets to grow, and any snake whose head touches your body dies and drops its entire length as food. Size is an advantage and a liability at once: long snakes control space, but they also have far more body to defend.
The core skill is the cut-off — accelerating around a smaller snake so it runs into your side. It costs length to boost, which makes every attempt a wager.
Controls
| Mouse | Steer the snake |
|---|---|
| Left click / Space | Boost, at the cost of length |
Tips for a better score
- Boosting burns length. Only spend it on a cut-off you are confident about.
- Circle a bigger snake rather than racing it — you cannot out-length it in a straight line.
- The mass dropped by a large kill attracts every snake nearby; take the near half and leave.
- Play the edges early. The centre is where big snakes farm smaller ones.
Slither.io FAQ
- Is Slither.io real multiplayer?
- Yes, you share the arena with other players in real time. Some servers pad quiet periods with bots.
- How do you kill bigger snakes?
- You cannot outgrow them quickly, so you cut them off: get in front and turn across their path so their head hits your body.
- Does Slither.io need an account?
- No. Enter a nickname and you are in the arena.
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