Single-player games like Fish 'n Ships
Below are 9 single-player Steam games similar to Fish 'n Ships, 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 Fish 'n Ships page.
Ranked picks
- 1

Meow Squad: Incremental Fishing
Single-player alternative to Fish 'n Ships — playable solo, no multiplayer required. Shares Indie and Simulation with Fish 'n Ships.
30 Seconds a Round, Easy to Pick Up! This relaxing, addictive fishing-themed incremental game combines incremental fishing with arcade-style boss battles. Across five seas, catch fish, train your meow squad, and challenge mysterious Overlords beneath the waves!
- 2

Cozy Island Idle
Single-player alternative to Fish 'n Ships — playable solo, no multiplayer required. Shares Indie and Simulation with Fish 'n Ships.
Cozy Island Idle is a chill fishing idle game where you catch all sort of fantasy fishes to showcase them in an Aquarium to sell them to turn a profit and customize your aquarium and island.
- 3

Tiny Glass Tank: Dwarf Shrimp and Friends
Single-player alternative to Fish 'n Ships — playable solo, no multiplayer required. Shares Simulation with Fish 'n Ships.
A cozy pixel-art tank game about tiny critters, active care, collecting, trading, and decorating. Feed little friends, keep water steady, raise hearts for better value, grow your collection, shape each tank your way, and slowly build little living glass worlds. *This is not an idle coin game.*
- 4

Chillquarium
Single-player alternative to Fish 'n Ships — playable solo, no multiplayer required. Shares Simulation and Casual with Fish 'n Ships.
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!
- 5

Joyquarium
Single-player alternative to Fish 'n Ships — playable solo, no multiplayer required. Shares Indie and Simulation with Fish 'n Ships.
Joyquarium is a relaxing casual fish-raising game. Buy various cute fry and sell them at a high price after they grow up. With the money you earn, you can purchase aquatic plants, driftwood, scenery stone, etc. to decorate your tank (you can freely adjust the color, size, and position).
- 6

Pebbles
Single-player alternative to Fish 'n Ships — playable solo, no multiplayer required. Shares Indie and Simulation with Fish 'n Ships.
Pebbles is a cozy, hands-on puzzle game about picking up stones and putting them exactly where they belong. Fill in patterns, draw your own, or just let your imagination fill in an empty sandbox. No timers, no scores, no pressure. Just you, a pile of stones, and something nice to fill in.
- 7

Pond Keeper
Single-player alternative to Fish 'n Ships — playable solo, no multiplayer required. Shares Indie and Simulation with Fish 'n Ships.
Breed your creatures to discover new genes to collect. Complete orders for your customers and decorate your ponds to earn the money and reputation needed to travel to new biomes. Restore a neglected aquatic world into a thriving paradise!
- 8

Inkwell Cove
Single-player alternative to Fish 'n Ships — playable solo, no multiplayer required. Shares Indie and Simulation with Fish 'n Ships.
Explore a vibrant ocean paradise, raise and customize adorable Octos, discover hidden treasures, and compete in races, battles, and minigames as you build the ultimate underwater pet collection.
- 9

Sterling Shroud
Single-player alternative to Fish 'n Ships — playable solo, no multiplayer required. Shares Indie with Fish 'n Ships.
Sterling Shroud is a point-and-click atmospheric horror game with a focus on navigation and puzzle solving. Can you escape the forest alive?