Fish.io - Hungry Fish is a multiplayer io game where players take on the role of a deadly baby shark with a blade. The objective of the game is to hunt down prey while avoiding the sharp end of another player's blade. Players can collect fish heads as trophies and eat sushi for boosts. The game features a variety of fish, including baby sharks, whales, piranhas, clownfish, glob fish, narwhales, golden fish, and turtles. There are also three kinds of upgradable blades: katana, trident, and laser blade.

To play Fish.io - Hungry Fish, players must eat food to gain boosts and a higher score. They can eliminate other fish by attacking from the side and behind. Each kill collects fish heads to the player's blade. Collecting three heads upgrades the blade to a medium size, while collecting five heads upgrades it to a giant size. The game takes place in a beautiful ocean world filled with deadly fish. Players can compete with others from around the world in an io gameplay format.

In Fish.io - Hungry Fish, players can become the king of the sea by dominating the competition. The game offers a unique experience where players can take on the role of a deadly baby shark with a blade. With a variety of fish to choose from and upgradable blades, players can enjoy hours of gameplay. The game's objective is to hunt down prey while avoiding the sharp end of another player's blade. Players can collect fish heads as trophies and eat sushi for boosts. The game features a beautiful ocean world filled with deadly fish and offers an io gameplay format where players can compete with others from around the world.