SeaDragons.io is an epic combination of Slither.io and sea monsters. You control an epic sea dragon that needs to grow bigger and dominate the entire sea.

Car Eats Car: Underwater Adventure is a survival car driving game with an underwater theme. Your friends are put to prison, do everything you can to free the evil cars. Become a car tycoon, upgrade cars, and fight the boss to survive in these ultimate crazy underwater races!

Deep Sea Duel is a casual underwater game where you'll pilot your submarine into the deep sea for epic battles and thrilling quests. Your mission is to claim the title of the ocean's top fish hunter. Compete against other players, showcasing your submarine skills and precision in hunting fish. Can you rise to the challenge and dominate the depths?

Stabfish.io is a free IO game where you play as a deadly oceanic beast. Join a multiplayer arena of fish equipped with fatal tusks and take down your share of prey while avoiding the sharp end of another player’s stabber. Collect the fish like trophies, eat food for boosts, and dominate the sea.

Fireboy and Watergirl 5: Elements is a co-operative 2-player game in which you take control of either Fireboy or Watergirl. The two characters must work together to solve the puzzles and overcome the obstacles in each level. In this game, the characters explore different temples such as the wind temple, ice temple, and fire temple. Browse our Fireboy and Watergirl games for the full series!

Ducklings is a fun .io game where you rescue all the ducklings from the dangers of aquatic life. Dangers like reckless boat drivers that'll row into you and end your objectives early. Keep collecting ducklings and taking them home safely to your nest. Reach targets and grow your home into the baddest bird nest in the bay.

Jet Boat Racing is a driving game that you can play with your friend locally. There are 2 game modes available, which are Free Drive and Racing. Fly through the ramps or slide over the thin ramps and show your boat-driving skills to your friend!

Fireboy and Watergirl 2: Light Temple is a casual game, the second cooperative platformer game in the Fireboy and Watergirl series. In this adventure, use light and reflections to overcome puzzles. There is a total of 40 levels to conquer!

Fireboy and Watergirl 1 is the first cooperative platformer game in the Fireboy and Watergirl series. In this adventure, you explore 32 levels of the Forest Temple, controlling both the Fireboy and Watergirl characters through various puzzles.

Suez Canal Training Simulator (Totally Accurate) is a container ship simulation game to learn the ins and outs of captaining a ship through the challenging Suez Canal. Try to avoid the 1,300-foot Ever Given case!

Boat Attack is a 1-player boat racing game with a fascinating visual experience! Play as a driver of the motorboat and challenge your opponents in the boat racing championship. Control a speed boat through narrow track turns, beat all the opponents in this game with excellent visuals and sound set in the location with emerald waters and towering limestone island topped by rain forests. You can choose from two types of boats and paint the boats in the color you like.

Vortex.io is an io game where you drive your boat, unleash whirlpools, and engage in epic battles against others. Create a powerful water hole that draws everything in, strategically positioning whirlpools to trap and overwhelm foes. Challenge players in intense PvP combat, aim precise attacks, and unleash devastating whirlpool strikes. Master the art of whirlpools to navigate, evade attacks, and employ powerful tactics. Explore a dynamic water world filled with stunning environments, mysterious creatures, and hidden treasures. Prepare to conquer Vortex.io and become the reigning champion of the waterscape!

Suez Canal Training Simulator (Totally Accurate) is a container ship simulation game to learn the ins and outs of captaining a ship through the challenging Suez Canal. Try to avoid the 1,300-foot Ever Given case!

Boat Attack is a 1-player boat racing game with a fascinating visual experience! Play as a driver of the motorboat and challenge your opponents in the boat racing championship. Control a speed boat through narrow track turns, beat all the opponents in this game with excellent visuals and sound set in the location with emerald waters and towering limestone island topped by rain forests. You can choose from two types of boats and paint the boats in the color you like.

Vortex.io is an io game where you drive your boat, unleash whirlpools, and engage in epic battles against others. Create a powerful water hole that draws everything in, strategically positioning whirlpools to trap and overwhelm foes. Challenge players in intense PvP combat, aim precise attacks, and unleash devastating whirlpool strikes. Master the art of whirlpools to navigate, evade attacks, and employ powerful tactics. Explore a dynamic water world filled with stunning environments, mysterious creatures, and hidden treasures. Prepare to conquer Vortex.io and become the reigning champion of the waterscape!

When AquaPark.io meets ducks, you get DuckPark.io! The ducks are racing to the bath. Can you be the first one to get in? Race ahead using boosters and sneaky tactics to get to the tub before your duck rivals.

Mk48.io is an Io battleship game that thrusts you into the heart of intense multiplayer naval warfare, where only the fiercest captains have what it takes to dominate the seas. Command your vessel and level up by collecting valuable crates and sinking enemy ships, gaining power and upgrades as you rise. Choose from an impressive fleet of 43 meticulously crafted boats, each inspired by real-world warships, and equip your ship with nine powerful weapons that evolve over ten thrilling levels.

Fish Eat Getting Big is a casual IO game where you swim around the ocean, munching your way through smaller fish to grow in size! This classic IO gameplay dynamics can be quite addictive, so get ready to challenge yourself to eat or be eaten. Gather your friends and engage in local multiplayer mode with up to three players!

Kiomet is an immersive, real-time Io strategy game that challenges you to grow and defend your kingdom in a dynamic, ever-changing world. Expand your realm by strategically capturing new territories, all while defending against rival players and unpredictable threats. Rally your forces to claim vital lands, strengthen your holdings with upgrades, and skillfully plan your conquests to rise to the top of the leaderboard. With every decision you make, you’ll inch closer to ultimate domination.