Evonite.fun is a free evolution style game.

Cut down trees and palms, bushes and cacti to grow in size while you are small.

Attack smaller enemies, so you have a better chance of staying alive. 

You can save yourself just run away from large enemies so that they do not kill you with one fell swoop of their powerful weapon or you can donate your experience to the enemy. But you won’t be able to run for a long time, because when you run, your experience decreases.

The game has only 12 levels:

Hury.io is a free chicken-style game. Collect eggs, attack other birds!

Become the biggest, crowd bird!

3 Game Modes:

1- io Mod : classic io gameplay

2- Battle Royale Mod : be the only winner

3- Team Mod : win with your team

Gameplay:

Click the screen anywhere and drag with your mouse.

Speed up with "space key".

Attack other birds with "right mouse button".

Bladez.io is a free survivaal style io game. New survive io game! You're in a wide field, you have a small blade in your hand, and other people are attacking you, protect yourself, and try to hit the others head, if you do that, the bladez in your hand will grow. It's time to demonstrate your speed and power in the game "bladez.io". In this multiplayer io game, you cross swords with players from all over the world. Before entering the arena you need to enter your nickname and choose a skin for the future winner. Your hero will be a fast and agile warrior who perfectly controls the sword.

Slither.space is a cute anime inspired slither style game. Slither.space cool if you don't because these snakes are no threat to you. Other players, on the other hand... Enjoy a twist on an old classic with slither space! Like the classic game Snake that was available on cell phones and computers for decades, you grow by eating small pellets. But with its multiplayer gameplay, you now get the same action while competing against other people. Feel free to chow down on your smaller enemies, but remember that there's always a bigger snake who can kill you!

EvoWarriors.fun is a free 2D fantasy game.

Eat steaks, eggs, milk and everything you find to grow in size while you are small, most importantly do not eat amanita, because it reduces your experience and you become smaller!

Attack smaller enemies, so you have a better chance of staying alive. 

You can insure yourself just run away from large enemies so that they do not kill you with one fell swoop of their powerful weapon or you can donate your experience to the enemy. But you won’t be able to run for a long time, because when you run, your experience decreases.

Polygun.io is a free 2D top-down shooter game. In this retro-inspired game, you'll use geometric tanks that evolve with your experience to become faster, more powerful, and excruciatingly deadly. This is a game of reflexes, strategy, and luck as you grind your way through an arena filled with polygons. Some of which are enemies that fight back and some of which are simply there to provide you with a nominal percentage of experience points which you can save up to eventually buy upgrades.

Shreks.io is a free Shrek game. Welcome to the arena and get ready to defend your castle. The world is full of Shrek clones and you need to defend yourself as best you can by smashing the opponents. Shrek and the donkey are two inseparable friends who are ready for anything for the first place in this difficult battle for Fiona. Do not let other Shreks win the heart of Fiona, destroy the castle and save her first! Use the left mouse button to use the head of your faithful friend Donkey for an attack. Use your right mouse button to save your ass and donkey's head from large Shreks.

Slush.io is a free racing game. In Slush.io you get to build yourself a custom track that you can customize it any way you want. When you decided to play this free racing game you have the opportunity to join an existing race and play against strangers, create your own room and invite friends or to make your own track and invite friends to compete on your customized track. The controls are extremely simple, you basically accelerate or balance. The real trick of this game is trying to navigate a series of custom made courses and come out on top with little input and big stakes.

Double Dodgers is the ultimate multitasking game!

While walking home, you are playing a game on your phone.

But don't get too fixated on the game or you'll end up in the sewers.

Unlock crazy skins by getting high scores.

Challenge your friends by sharing your high scores!

Test your reflexes and ability to multitask in this 2D & 3D dodging game.

What's your high score?

Controls:

Arrow keys and spacebar

REPULS is the best io shooting game to date. Drive mechs, use grappling hooks, drive vehicles, coop with your friends in capture the flag or control the map. Repuls is basically venge.io or krunker.io on steroids.

HOW TO PLAY

Use WASD to move about and the SPACEBAR to Jump.