How to Play Slither.io

Grow your snake by eating pellets while outmaneuvering other snakes online. Here's everything you need to know to start playing.

Step-by-Step Guide

Slither.io loads instantly in your browser — no downloads required.

Read the controls: Mouse move to steer. On mobile, tap and swipe directly in the game area.

The goal is simple: Grow your snake by eating pellets while outmaneuvering other snakes online.

Choose your difficulty and start playing!

Track your best score — it saves automatically in your browser.

Use the toolbar to pause, restart, adjust difficulty, toggle sound, or go fullscreen.

Jump into Slither.io now and put these tips to the test!