Single-player games like FISHERY
Below are 12 single-player Steam games similar to FISHERY, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like FISHERY page.
Ranked picks
- 1

Megaquarium
Single-player alternative to FISHERY — playable solo, no multiplayer required. Shares Strategy and Indie with FISHERY.
The public aquarium simulator. Design your displays, look after your fish, manage your staff and keep your guests happy! It's all in a day's work as the curator of your very own Megaquarium.
- 2

Aquarist
Single-player alternative to FISHERY — playable solo, no multiplayer required. Shares Indie and Simulation with FISHERY.
A relaxing sandbox casual simulation game where you perform various, even strange, aquarium-related tasks on very diverse levels. As an Aquarist you must create and manage a home to amazing fish🐟, sea turtles🐢, sharks🦈, octopuses🐙, and more🐬. Aquarium is their world and life. Make it worth...
- 3

Fish Game
Single-player alternative to FISHERY — playable solo, no multiplayer required. Shares Indie and Simulation with FISHERY.
Fish Game is a detailed and highly “sofishticated” freshwater aquarium simulator, lovingly crafted *by* enthusiasts *for* enthusiasts! Featuring fish with personalities and dynamic relationships, water quality modeling, and so much more! Made with support from our friends at Smarter Every Day!
- 4

Aquarium Designer
Single-player alternative to FISHERY — playable solo, no multiplayer required. Shares Indie and Simulation with FISHERY.
Aquarium Designer gives you an opportunity to create the aquarium of your dreams! Become a professional whose job is to design it, build it, and fill it with the various underwater wildlife! All types, all sizes - your creativity is your only limit!
- 5

Chillquarium
Single-player alternative to FISHERY — playable solo, no multiplayer required. Shares Simulation and Casual with FISHERY.
Chillquarium is a cozy and relaxing idle game. Buy fish and raise them in real time, then sell them to turn a profit! Customize your aquarium as you progress from a simple starter tank to your dream setup by filling your collection with rare exotic fish and ultra-rare color variants!
- 6

Tiny Aquarium: Social Fishkeeping
Single-player alternative to FISHERY — playable solo, no multiplayer required. Shares Indie and Simulation with FISHERY.
A happy aquarium that lives at the bottom of your screen! Tiny Aquarium is a social idle simulator that keeps growing, even when offline. Hatch, sell fish, decorate, go fishin’, and visit your friends’ aquariums with bite-sized daily sessions.
- 7

Ecosystem
Single-player alternative to FISHERY — playable solo, no multiplayer required. Shares Strategy and Indie with FISHERY.
Create virtual lifeforms whose development is shaped by a deep simulation of evolution. Guide them as they fight, mate, and adapt to the environment you have built. All the creatures in the trailer evolved on their own in the game!
- 8

Koi Farm
Single-player alternative to FISHERY — playable solo, no multiplayer required. Shares Indie and Simulation with FISHERY.
A koi breeding game.
- 9

Revenge Of The Colon
Single-player alternative to FISHERY — playable solo, no multiplayer required. Shares Indie and Simulation with FISHERY.
Revenge of the colon is a story driven, single-player, atmospheric, body horror game with multiple endings. Perform colonoscopies on five patients and discover the horrors concealed deep within them. PS1 horror style!
- 10

Fatberg
Single-player alternative to FISHERY — playable solo, no multiplayer required. Shares Indie and Casual with FISHERY.
You, a lowly janitor, have been forced to go into the sewers to remove blockages that will cause a flood. But the inhabitants of this dark, slimy, stinking, writhing underworld do not like to be disturbed and will not let you leave alive.
- 11

La Galerie des Toilettes
Single-player alternative to FISHERY — playable solo, no multiplayer required. Shares Indie and Simulation with FISHERY.
Explore a museum containing the word's greatest collection of toilet art.
- 12

Dodo Master
Single-player alternative to FISHERY — playable solo, no multiplayer required. Shares Indie and Casual with FISHERY.
In this charming 2.5D platformer you'll venture through perilous caves and devious dungeons to escape your captors and reclaim your stolen eggs.