All IO Games
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Aquar.io
Lead an underwater swarm of creatures
7.9135K2.1K -
Venge.io
Sleek 3D multiplayer shooter
8.3133K1.4K -
Krunker
Fast-paced 3D browser shooter
8.1191K3.5K -
Microgravity
2D space combat and base-building
7.384K768 -
Battlepoint.io
Top-down 2D urban shooter
7.674K530 -
Stein World
Browser MMORPG with quests and dungeons
7.680K1.1K -
Sworm.io
Snake game with splitting swarms
7.7119K1.8K -
World of Pixels
Infinite shared pixel canvas
7.8100K1.4K -
Oceanar.io
Underwater agar.io: eat fish, grow giant
7.3213K3.7K2 -
Hex Bois
—170 -
Hole.io
—260 -
Letters in Space
—310 -
Mazmorra.io
—250 -
ORBz.io
—200 -
Senpa.io
—180 -
Anguis.io
—300 -
AstroRace.io
—300 -
Baseball Bros!
—160 -
BattleTabs
—260 -
BigHole
—180 -
BitPlanets
—270 -
Bunk. Town
—00 -
Chess Arena
—290 -
Clanker.io
—210 -
The Free Idle Clicker
—170 -
CrushTime.io
—190 -
CubeShot
—320 -
Castle Wars
—240 -
DicePals
—190 -
eParkour
—240 -
FactionRift.io
—230 -
Ferals.io
—180 -
FindCat.io
—200 -
Football Bros!
—160 -
Footix.io
—160 -
gigga.io beta
—260 -
HexTank.io
—260 -
Among Us
—210 -
Browser Fps
—290 -
Kart Bros!
—200 -
s0cial.com
—150 -
Koxo.io
—200 -
Little Big Snake
—320 -
LOLShot.io
—310 -
Lordz2.io
—190 -
Mana Blade
—370 -
SquadBlast
—240 -
Might and Monsters
—190 -
Mr. Mine
—180 -
Neuronball
—190 -
Obumo Games
—160 -
Paper Racer
—260 -
s0cial.com
—210 -
CrossBird
—180 -
PopSafari
—220 -
Raccoon Retail
—160 -
realmz.io
—210 -
ShipCraft.io
—240 -
Smash Karts
—180 -
Snowball.io
—310 -
Soccer Bros!
—200 -
Shell Shockers Also at shellshockers.website
—210 -
An HTML5 multiplayer RTS
—210 -
Stug
—240 -
Subsnake
—280 -
Suprem.IO
—240 -
Suroi
—130 -
survev.io
—190 -
Swordbattle.io
—240 -
Trappersquares.io
—200 -
Triset.io
—190 -
Voxorp
—220 -
Warbrokers.io
—160 -
WizardWars.online
—260 -
WorldGuessr
—190 -
Wrestle Bros Play Now on the Official Site
—180 -
2v2.io
Fortnite-style 2v2 builder BR
—660 -
Agar3D
Classic Agar.io, now in 3D
—650 -
AntWar.io
Ant colony wars online
—450 -
Basket Bros
1v1 browser basketball brawl
—260 -
Battlegrounds2D.IO
2D PUBG in your browser
—390 -
BattleHex.io
Real-time hex strategy .io
—580 -
Brawlball
Party soccer with friends
—580 -
BrutalMania.io
Bloody arena brawler
—540
What is an IO game?
IO game is a special kind of online game. First of all — IO game is a game which requires nothing to play but modern web browser and Internet connection. Second — IO game is free-to-play, massively multiplayer online game. Somebody in the Internet once described IO game as "A game that easy to understand yet hard to master". This is general yet very good description of the cool IO game. You can play it 5 minutes or you can play it 5 hours — in both cases you'll get a lot of fun. That's what make IO games really awesome!
There are different types of IO games. In fact you can find a game of any genre among all of IO games. It's not just simple action games like famous Agar.io or Slither.io. There are platformers, 2D shooters or racing. You can find even RPG IO games or real-time strategies. Today almost all popular game types can be found among IO games!