Observe and interact with beautiful koi and goldfish in a virtual aquarium. Increase their favorability, collect more fish, and unlock new views. Enjoy a relaxing experience with optional in-game currency for faster progression.



10+ similar games compared and reviewed
Whether you want more options like Coelacanth and ancient fish or a completely different take on the same concept, our curated list of 10+ similar apps and games has you covered. Updated for 2026 with the latest ratings and comparisons.



Observe and interact with beautiful koi and goldfish in a virtual aquarium. Increase their favorability, collect more fish, and unlock new views. Enjoy a relaxing experience with optional in-game currency for faster progression.






Create and manage your own unique underwater world. Collect and nurture a diverse range of sea creatures, including rare species, in a relaxing and easy-to-play simulation game. Engage in missions and enjoy a tranquil digital escape.





Design and manage your own virtual aquarium with realistic 3D fish and decorations. Explore freshwater, saltwater, and fantasy environments, breed and sell fish to earn in-game currency, and customize your underwater world.