IMHO.

Single-player games like Sushi Cat - Tower Defense

Below are 15 single-player Steam games similar to Sushi Cat - Tower Defense, 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 Sushi Cat - Tower Defense page.

Ranked picks

  1. 1
    Axom: Conquest — Steam game cover

    Axom: Conquest

    Single-player alternative to Sushi Cat - Tower Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Sushi Cat - Tower Defense.

    Build and defend your fortress while expanding out in this hold-out tower defense roguelite. Battle across a procedural alien homeworld, fight back corrupted terrain, discover hundreds of structures and upgrades as physics-driven swarms threaten to wipe out humanity.

    2026StrategyIndie8.99 USDSingle-playerSimilar games →
  2. 2
    Skyward Bastion — Steam game cover

    Skyward Bastion

    Single-player alternative to Sushi Cat - Tower Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Sushi Cat - Tower Defense.

    Skyward Bastion is a tower defense roguelite set on floating islands. Build and upgrade your defenses, survive endless waves of enemies, and explore procedurally expanding maps under a living day-night cycle.

    2026StrategyIndieEarly AccessSingle-playerSimilar games →
  3. 3
    Rogue Cube Defense — Steam game cover

    Rogue Cube Defense

    Single-player alternative to Sushi Cat - Tower Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Sushi Cat - Tower Defense.

    Rogue Cube Defense is a minimalist roguelite tower defense game with procedurally generated path that you gradually build up. Each run is different as the upgrades you get from leveling up are random. Pick your towers loadout and come up with the best strategy to beat the hordes of enemies.

    StrategyIndieCasualSingle-playerSimilar games →
  4. 4
    Rogue Realm: Guardian Grids — Steam game cover

    Rogue Realm: Guardian Grids

    Single-player alternative to Sushi Cat - Tower Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Sushi Cat - Tower Defense.

    Rogue Realm: Guardian Grids is a medieval fantasy blend of tower defense and roguelike progression. Build defenses on a grid, manage resources, and survive ever-evolving enemies.

    2026StrategyIndieSingle-playerSimilar games →
  5. 5
    坍塌世界 — Steam game cover

    坍塌世界

    Single-player alternative to Sushi Cat - Tower Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Sushi Cat - Tower Defense.

    "Collapsing World" is an innovative tower defense game blending deck-building and roguelike mechanics. Recruit unique companions, craft powerful skill decks, and tackle randomized stages. Deep strategy breaks the traditional TD mold—every run is a fresh challenge!

    2026StrategyIndieSimulationFreeSingle-playerSimilar games →
  6. 6
    Robugs — Steam game cover

    Robugs

    Single-player alternative to Sushi Cat - Tower Defense — playable solo, no multiplayer required. Shares Strategy with Sushi Cat - Tower Defense.

    Build your tower floor by floor and face the mechanical bugs attacking your stronghold! Add, upgrade and synergize floors of your tower to adapt to the expanding enemy paths, spanning many regions of this tower defense game.

    2026StrategySingle-playerSimilar games →
  7. 7
    Endless Defense — Steam game cover

    Endless Defense

    Single-player alternative to Sushi Cat - Tower Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Sushi Cat - Tower Defense.

    Endless Defense is a roguelite sci-fi tower defense game where every run becomes a new build. Place turrets, choose traits, draw upgrade cards, use special tiles, and evolve your defense to survive endless waves of enemies, elites, and bosses.

    StrategyIndieSingle-playerSimilar games →
  8. 8
    Dimension Core: Amethyst — Steam game cover

    Dimension Core: Amethyst

    Single-player alternative to Sushi Cat - Tower Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Sushi Cat - Tower Defense.

    A Roguelite strategy tower defense game. Different towers, events, and upgrades every run. Manage resources, fight alongside your towers, and defend the Dimension Core.

    StrategyIndieSingle-playerSimilar games →
  9. 9
    TD Tower Defense — Steam game cover

    TD Tower Defense

    Single-player alternative to Sushi Cat - Tower Defense — playable solo, no multiplayer required.

    Build your towers according to the enmey you are facing in the wave. Upgrade your turrets to increase range, damage or rewards. Each enemy wave will be random and increases in speed and damage resistance. How far can you go!

    2023ActionCasual0.99 USDSingle-playerSimilar games →
  10. 10
    Block Factory — Steam game cover

    Block Factory

    Single-player alternative to Sushi Cat - Tower Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Sushi Cat - Tower Defense.

    Block Factory is a relaxing and creative building game where you craft delightful 3D figurines from blocks. Shape your designs and build flowing production lines in a peaceful factory world.

    2025StrategyIndieSimulation9.99 USDDeck PlayableSingle-playerSimilar games →
  11. 11
    Godstrike — Steam game cover

    Godstrike

    Single-player alternative to Sushi Cat - Tower Defense — playable solo, no multiplayer required. Shares Indie with Sushi Cat - Tower Defense.

    Godstrike is a twin-stick shooter where time is your health and currency. Face off against ruthless bosses in tense, 1v1 showdowns as Talaal, the last Herald.

    2021ActionIndieAdventure5.99 USDDeck VerifiedSingle-playerSimilar games →
  12. 12
    Ruin Raiders — Steam game cover

    Ruin Raiders

    Single-player alternative to Sushi Cat - Tower Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Sushi Cat - Tower Defense.

    Ruin Raiders is a turn-based tactical roguelike where you command customizable squads on a one-way journey into the ruins of an ancient civilization. Master turn-based combat, craft new technologies, and dive into ever-changing ruins to unveil the past!

    2021ActionStrategyIndie7.99 USDDeck PlayableSingle-playerSimilar games →
  13. 13
    Cozy Sanctuary — Steam game cover

    Cozy Sanctuary

    Single-player alternative to Sushi Cat - Tower Defense — playable solo, no multiplayer required.

    Cozy Sanctuary is a relaxing pet simulation game where you care for adorable animals living at the bottom of your screen. Grow their food, and keep them happy and fed to attract even more furry friends! They'll stay out of your way while you work or study, but don't forget to give them attention!

    2026SimulationCasual4.99 USDDeck PlayableSingle-playerSimilar games →
  14. 14
    Sports Card Shop Simulator — Steam game cover

    Sports Card Shop Simulator

    Single-player alternative to Sushi Cat - Tower Defense — playable solo, no multiplayer required. Shares Indie with Sushi Cat - Tower Defense.

    Open packs, search for rare cards, and build the best sports card shop. Hunt for holos, autos, and numbered variants to satisfy your collection obsession. Design custom cards and enjoy the thrill of pulling those creations from a fresh pack!

    2026SportsIndieSimulation11.69 USDSingle-playerSimilar games →
  15. 15
    Monster Zoo Tycoon — Steam game cover

    Monster Zoo Tycoon

    Single-player alternative to Sushi Cat - Tower Defense — playable solo, no multiplayer required. Shares Strategy and Indie with Sushi Cat - Tower Defense.

    Build and manage the ultimate monster zoo. From fascinating abominations to world-ending horrors, your zoo isn't just for show – it's the cover of a secret (not very smart) cult. Kidnap visitors, turn them into creatures, and keep everything under control in this darkly comedic tycoon game.

    StrategyIndieSimulationSingle-playerSimilar games →