Popular IO Games

Underwater agar.io: eat fish, grow giant

Fast-paced 3D browser shooter

Lead an underwater swarm of creatures

Sleek 3D multiplayer shooter

Evolve from mouse to dragon

Snake game with splitting swarms

Eggs with guns FPS mayhem

Infinite shared pixel canvas

Slither-style worms with team play

Browser MMORPG with quests and dungeons

Mine, upgrade, and battle in space

Gather, build, and survive in 2D

Top-down 2D urban shooter

Minecraft-style battle royale

2D battle royale shooter

Agar.io with swords and evolution

Minecraft meets FPS battle royale

3D mini battle royale

Naval warfare with ship upgrades

The classic snake arena game

Slither-style worms with abilities

Draw and guess words multiplayer

2D meme platformer with crafting

Pirate ship naval combat with crew

Tower defense meets multiplayer combat

Evolve animals through the food chain

Cute 3D fantasy MMORPG

Underwater evolution in food chain

Arena FPS with futuristic weapons

2D browser Minecraft multiplayer

Top-down multiplayer tank shooter

2D top-down battle royale

Physics football with bumper cars

Fish with spears battle arena

Tower defense against zombie waves

Battle royale with building mechanics

Paint territory, defend your tail

Raft survival against other pirates

Agar.io arena with melee weapons

2D battle royale with huge map

Agar.io with spinning flail weapons

Simple bubble-popping cell battle

Top-down zombie survival shooter

Fly a helicopter in agar.io style

Swing a chain mace at opponents

Stomp other players Mario-style

Craft, survive, fight dragons

Pilot a battle mech in 3D

Vicious geese battle arena

Helicopter territory capture battle

Build base, defend, raid enemies

Evolve from slug to dragon

Build village, defend from raiders

Customize character, hunt big monsters

Car football with nitro boost

Classic rock-paper-scissors multiplayer

Agar.io in a scientific petri dish

Two mini-games played at once

Agar.io with clans and progression

2D arena shooter with weapon drops

Team-based multiplayer football

Browser Settlers of Catan

Pixel FPS with jump pads

2D space shooter with upgrades

Bomb yourself through platforms

Capture hex territory arena

Synthwave hovertank shooter

Kill zombies and other players

Serial killer Halloween stealth

Build modular tanks and battle

Classic agar.io cell gameplay

Climb through deadly traps arena

Slither.io in Minecraft blocks

2D shooter with CTF and zombies

Command medieval armies agar-style

Neon cyberpunk snake arena

Space agar.io with ship upgrades

Flappy Bird battle royale

Simple cell-eating arena

Drift racing multiplayer

Chaotic physics football

2D arena deathmatch shooter

Countryball arena shooter

Top-down shooter with weapon classes