Play online with players around the world as you try to become the biggest cell of them all!
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone
- Android Tablet
- BSD
- iPad
- FreeBSD
Switzerland




Games similar to Zen Koi include Agar.io, which has a free version. Other options are Slither.io, Oolite, Osmos and Spore. Absorb Games like Zen Koi are a crowded field, with more than 50 alternatives for the web, Android, iPhone, iPad and Windows.
Play online with players around the world as you try to become the biggest cell of them all!




Slither is an online multiplayer game that meshes concepts from both Snake and Agar.io. Play against other people online! Can you become the biggest snake?




Oolite is a space sim game, inspired by Elite. Among Oolite's several similarities to its inspirational source, the gaming experience is enhanced by the context set in Elite's original manual, and the accompanying novella, The Dark Wheel.




The full game includes 47 levels (plus "infinite" bonus content) across 8 distinct level types: Ambient, Solar, Antimatter, Impasse, Repulsor, Sentient, Warped Chaos, and Epicycles.



Spore is a multi-genre single-player god game developed by Maxis and designed by Will Wright.






Enter the arena and face the other holes in a fierce battle. Eat everything in sight with your black hole and expand it to eat more! Show them who is the biggest hole in town!.



Fly your helicopter and shoot at enemies. Build walls to protect yourself and conquer as much territory as possible. Fill areas to level up, upgrade your aircraft and buildings. Use awesome superpowers to defeat your enemies and win this IO game!



Orbiter is a realistic 3D real-time space flight simulator program.
Fed up with space games that insult your intelligence and violate every law of physics? Orbiter is a simulator that gives you an idea what space flight really feels like - today and in the not so distant future.



Mitos.is is a free-to-play, multiplayer game of cell conquest. In most of the game's variety of modes, players are tasked with eating matter and other players in order to grow. The larger they grow, the larger the players they can eat.



The player begins the game as a newly created god, born from the prayers of a family. After saving the family's drowning son, the grateful family leads the player to their village. There, the player chooses a Creature.



