Welcome to! is the new abcya popular .io game! Start as a fish, and eat to advance in the underwater food chain.

Some of the animals include:

Fish, Crab, Jellyfish, Squid, Seagull, Sting Ray, Penguin, Dolphin, Shark, Killer Whale, Whale... each with its own powers and characteristics!

More animals and places are going to be added in the future! is similar to, but under the sea and with a simpler gameplay.

New abcya 4 game Your goal is to collect as many points as you can. In the beginning you will be able to collect and eat plankton only but when you get bigger you can start looking for some bigger prey such as smaller fish.

See more related io games at


  • A huge selection of creatures to play as
  • Huge different types of food to eat
  • Lots of different terrain to swim around and hide behind
  • You can evolve into new creatures when you finally eat enough


Instruction to play:

Mouse to move Click to use boost or use ability Enter Key to open and close chat Esc Key to show the main menu ”M” Key to toggle chat visibility