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How to Play Agar.io – Beginner Guide 2026

Agar.io is a multiplayer cell eating game. Your cell grows by consuming smaller cells and colored pellets. You can only eat cells smaller than you. Split your cell to travel faster or hunt smaller cells. The goal is to become the biggest cell on the server.

▶ Play Agar.io Free Game Details

⌨️ Controls

Key / InputAction
Mouse movementMove your cell
SpaceSplit cell in two (doubles your range)
WEject a small amount of mass (to feed or shoot viruses)

💡 Top Tips for Beginners

🎮 Game Modes

FFA

Every cell for itself. Classic Agar.io experience.

Teams

Red, Green, Blue teams. Coordinate with teammates.

Experimental

New mechanics tested here before going to main game.

Related Guides

💡 Agar.io Advanced Tips & Tricks

Go beyond the basics with pro strategies and techniques.

Read →

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