IMHO.

Single-player games like HypnoFish Inc.

Below are 12 single-player Steam games similar to HypnoFish Inc., 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 HypnoFish Inc. page.

Ranked picks

  1. 1
    Abyss Haul — Steam game cover

    Abyss Haul

    Single-player alternative to HypnoFish Inc. — playable solo, no multiplayer required. Shares Simulation with HypnoFish Inc..

    A relaxing incremental fishing simulation, until you dive too deep. Catch fish, sell haul, and upgrade your gear as you descend through glowing waters. Track down legendary creatures, explore increasingly strange depths, collect absurd treasures. It's just a game, no real animal were harmed.

    IndieSimulationCasualSingle-playerSimilar games →
  2. 2
    Idle Swimmers — Steam game cover

    Idle Swimmers

    Single-player alternative to HypnoFish Inc. — playable solo, no multiplayer required. Shares Simulation with HypnoFish Inc..

    A relaxing idle swimming game where you catch fish, unlock new locations and characters, customize your swimmer, and enhance your abilities with helpful pets and power-ups.

    2026SimulationCasualSingle-playerSimilar games →
  3. 3
    GRAV Fishing — Steam game cover

    GRAV Fishing

    Single-player alternative to HypnoFish Inc. — playable solo, no multiplayer required. Shares Simulation with HypnoFish Inc..

    A relaxing fishing adventure where the fish have floated into space. Explore Aquaria, rescue floating sea life with your gravity rod, and restore the planet’s lost ecosystem.

    IndieAdventureSimulationSingle-playerSimilar games →
  4. 4
    Meow Squad: Incremental Fishing — Steam game cover

    Meow Squad: Incremental Fishing

    Single-player alternative to HypnoFish Inc. — playable solo, no multiplayer required. Shares Simulation with HypnoFish Inc..

    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!

    2026StrategyIndieSimulationSingle-playerSimilar games →
  5. 5
    蒼海 -AOMI- — Steam game cover

    蒼海 -AOMI-

    Single-player alternative to HypnoFish Inc. — playable solo, no multiplayer required. Shares Simulation with HypnoFish Inc..

    Take one breath and slip into a quiet, sunlit sea. Free-dive with a speargun through reefs alive with tuna, trevally and dozens of reef fish. Pick your shot before your air runs out — then rise, breathe, and dive again.

    IndieAdventureSimulationSingle-playerSimilar games →
  6. 6
    Fish & Chips — Steam game cover

    Fish & Chips

    Single-player alternative to HypnoFish Inc. — playable solo, no multiplayer required. Shares Simulation with HypnoFish Inc..

    Fish & Chips is a board-game inspired fishing game where you’ll fulfill your dream of becoming a fisherman. By learning the fishes pattern you could master each zone and buy upgrades to unlock new ones. Get hooked by its addictive incremental loop as you uncover mysteries and fill your encyclopedia.

    SimulationCasualSingle-playerSimilar games →
  7. 7
    Tiny Glass Tank: Dwarf Shrimp and Friends — Steam game cover

    Tiny Glass Tank: Dwarf Shrimp and Friends

    Single-player alternative to HypnoFish Inc. — playable solo, no multiplayer required. Shares Simulation with HypnoFish Inc..

    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.*

    2026Simulation12.99 USDSingle-playerSimilar games →
  8. 8
    Fish 'n Ships — Steam game cover

    Fish 'n Ships

    Single-player alternative to HypnoFish Inc. — playable solo, no multiplayer required. Shares Simulation with HypnoFish Inc..

    Take to the seas on your little boat and catch some fish in this 2D cozy fishing experience! Explore the drizzly coastline, upgrade your boat, and bring home the big one! How many fish can you catch?

    2025IndieSimulationCasual4.99 USDSingle-playerSimilar games →
  9. 9
    Kungfu Cowboy — Steam game cover

    Kungfu Cowboy

    Single-player alternative to HypnoFish Inc. — playable solo, no multiplayer required.

    Headshot, dash and dodge like a Kungfu Cowboy in this quirky, challenging run 'n' gun platformer with roguelike elements. Explore randomly generated levels, acquire strong "gunfu" abilities and stack synergizible upgrades for a powerful build. Team up with friends in PvE or battle each other in PvP!

    2021ActionIndie4.99 USDSingle-playerSimilar games →
  10. 10
    Cowboy 3030 — Steam game cover

    Cowboy 3030

    Single-player alternative to HypnoFish Inc. — playable solo, no multiplayer required.

    Step into the Wild West future of Cowboy 3030, a third-person shooter with 3D bullet hell and roguelike elements. Play solo or team up with friends, as various heroes with unique abilities. Take on notorious alien outlaws, forge unique builds in every run and rise to become top gun of 3030!

    2024Action14.99 USDDeck PlayableSingle-playerSimilar games →
  11. 11
    Hex Blast — Steam game cover

    Hex Blast

    Single-player alternative to HypnoFish Inc. — playable solo, no multiplayer required.

    Hex Blast is a horde survival x roguelike deckbuilder where you strategize on a hex grid, chaining explosive card combos to wipe out cyber hordes. Build your deck, collect overclocked chips, and discover the most broken builds to annihilate cyber threats—before they overwhelm you.

    2025Strategy1.99 USDSingle-playerSimilar games →
  12. 12
    castle idler — Steam game cover

    castle idler

    Single-player alternative to HypnoFish Inc. — playable solo, no multiplayer required.

    castle idler is a short, relaxing incremental tower defense game with no waves. upgrade towers, collect coins, and unlock powerful prestige upgrades to defend your castle.

    2026StrategyCasual3.99 USDDeck PlayableSingle-playerSimilar games →