Feed and Grow: Fish is an animal-survival game set in an underwater world. You begin as Bibos, a small fish, and the central objective is direct: hunt and eat other fish to grow into larger beasts. That progression gives the premise its defining appeal, framing survival around becoming a more formidable part of the food chain.
The game pairs this growth loop with both single-player and multiplayer categories. Its description says the initial release aimed to test the basics of multiplayer, while also presenting the fish-world survival premise as the core experience. The stated scope includes action, simulation, and indie genres, so the focus is on controlling a creature through a survival scenario rather than on a conventional human-scale setting.
The description also discusses possible future additions, including fish abilities, passives, content, and game modes; these are plans, not confirmed features of the current game. Its concrete hook remains the simple cycle of hunting, eating, and growing larger.