Enjoy original titles like Slither.io and new .io games such as Rocket Bot Royale, Pixel Warfare, Shell Shockers, and Smash Karts. The first .io game was Agar.io. It was developed by Matheus Valadares …

Play 35+ free .io games on Poki with friends and rivals from around the world. Take on competitive action games with quick rounds and 10+ players. Get the most points or outlast everyone else to win. …

Apr 14, 2025 · In games, ".io" originally comes from the .io domain extension, which is the domain for the British Indian Ocean Territory. However, it became popular for web-based multiplayer games …

Veck.io is the ultimate FPS io game. Play Veck.io online and join the fight with players around the world.

The most famous slither game in the world! Play with millions of players around the world and try to become the longest of the day!

New update available! Survive and shoot at others while trying to keep your own tank alive!

The io games category has exploded in popularity, and we've curated the best multiplayer browser experiences where you compete against real players worldwide. These simple-yet-addictive titles …

Play online in free-for-all action and use splitting, shrinking and dodging tactics to catch other players - or avoid them! Use a variety of special secret skins with the right username!

Oct 10, 2024 · Brutal.io - Massive multiplayer online game! Control your car and throw your flail against other players! Play with millions of players around the world and reach number one!

Like games such as Player Unknown's Battlegrounds (PUBG), Fortnite or Apex Legends? Play this free 2d battle royale io game in your browser!