IMHO.

Single-player games like Mothership Down

Below are 8 single-player Steam games similar to Mothership Down, 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 Mothership Down page.

Ranked picks

  1. 1
    Infinity Bounce — Steam game cover

    Infinity Bounce

    Single-player alternative to Mothership Down — playable solo, no multiplayer required. Shares Strategy and Indie with Mothership Down.

    Turn the galaxy into a chaotic pinball machine to feed a voracious space cat in this physics-based incremental game. Expand and upgrade your arsenal of various celestial bodies and stuff the cat to the brink of a big bang.

    StrategyIndieSimulationSingle-playerSimilar games →
  2. 2
    Star Haul Tycoon — Steam game cover

    Star Haul Tycoon

    Single-player alternative to Mothership Down — playable solo, no multiplayer required. Shares Strategy and Casual with Mothership Down.

    Star Haul Tycoon is a narrative logistics sim where efficiency is the only path to profit. Connect planets, manage a fleet of transport ships and optimize complex supply chains. In an economy where fuel equals money, you must pay off your massive corporate debt to a supervisor who's always watching.

    2026StrategySimulationCasual9.99 USDSingle-playerSimilar games →
  3. 3
    Meow Defense War — Steam game cover

    Meow Defense War

    Single-player alternative to Mothership Down — playable solo, no multiplayer required. Shares Strategy and Indie with Mothership Down.

    Build fortifications to withstand artillery fire! This is a physics-based strategy game where you use simple building materials to craft clever defenses, helping the meow survive the mice's‌ bombardment. Take on a variety of challenging levels, aim for higher scores, and climb the rankings!

    2026StrategyIndieCasualSingle-playerSimilar games →
  4. 4
    Fruit Factory — Steam game cover

    Fruit Factory

    Single-player alternative to Mothership Down — playable solo, no multiplayer required. Shares Strategy and Casual with Mothership Down.

    A silly physics-based puzzle game about sorting fruit with industrial machines!

    2020StrategySimulationCasual7.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    KlikBee — Steam game cover

    KlikBee

    Single-player alternative to Mothership Down — playable solo, no multiplayer required. Shares Strategy and Indie with Mothership Down.

    Build an automated bee empire with deep progression, layered prestige systems, research, mutations, dimensional exploration, and time manipulation. Start with a single flower and grow your hive into a universe-spanning production machine.

    2026StrategyIndieSimulation3.99 USDSingle-playerSimilar games →
  6. 6
    Marketfield Idle — Steam game cover

    Marketfield Idle

    Single-player alternative to Mothership Down — playable solo, no multiplayer required. Shares Strategy and Indie with Mothership Down.

    Marketfield Idle is all about growing crops, selling goods, cooking recipes, automating production, and prestige into stronger runs in a cozy incremental farming game with 1200+ upgrades, strategy paths, and lots of synergies to discover.

    2026StrategyIndieAdventureSingle-playerSimilar games →
  7. 7
    Alchemy Master — Steam game cover

    Alchemy Master

    Single-player alternative to Mothership Down — playable solo, no multiplayer required. Shares Strategy and Indie with Mothership Down.

    Run a Chinese xianxia alchemy chamber. Consume pills to gain Cultivation and ascend thirteen realms from Qi Refining to Dao Ancestor. Spend Spirit Stones on better alchemy rooms and furnaces, Cultivation on five talent paths, and saved pills on artifacts; reincarnate for permanent Fortune.

    2026StrategyIndieSimulationSingle-playerSimilar games →
  8. 8
    Gearplexed — Steam game cover

    Gearplexed

    Single-player alternative to Mothership Down — playable solo, no multiplayer required. Shares Strategy and Indie with Mothership Down.

    Enjoy playing with gears? Gearplexed is a constructive problem-solving game with a variety of gear-based puzzles ranging from opening gates to building factories. Build gears to get the right amount of speed or torque to the target gears and be careful not to lock up your gear train.

    2026StrategyIndieSimulation17.99 USDSingle-playerSimilar games →