IMHO.

Single-player games like Downsizing.exe

Below are 9 single-player Steam games similar to Downsizing.exe, 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 Downsizing.exe page.

Ranked picks

  1. 1
    A Very Simple Idle Game — Steam game cover

    A Very Simple Idle Game

    Single-player alternative to Downsizing.exe — playable solo, no multiplayer required. Shares Indie with Downsizing.exe.

    Idle game with a twist: reward grows while you wait and resets with each purchase. 6 upgrades, 3 currencies, prestige and super upgrades. Simple but deep.

    2026IndieSimulationSingle-playerSimilar games →
  2. 2
    FEED THE AI — Steam game cover

    FEED THE AI

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

    Feed the AI. Collect data. Unlock upgrades. Watch the algorithm grow beyond your control. An active incremental where you feed an evolving AI with data and shape what it becomes. Will it save the world… or take it over?

    2026StrategySimulationCasualSingle-playerSimilar games →
  3. 3
    修炼成仙 — Steam game cover

    修炼成仙

    Single-player alternative to Downsizing.exe — playable solo, no multiplayer required. Shares Indie and Casual with Downsizing.exe.

    《修炼成仙》是一款极简主义的文字挂机游戏。创建人物,踏上仙途,自动战斗,获取战利品,修炼功法,装备法宝,一步一步登上仙途,获得永生轮回。游戏永无止境,无需焦虑通关限制,即开即挂,随缘随心,修炼成仙。

    2023IndieSimulationCasual1.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    ScaMMO — Steam game cover

    ScaMMO

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

    Incremental game where you play as a frustrated rich MMO veteran promising to make the next WoW killer. How far will you get before cashing out?

    2026StrategySimulationCasualSingle-playerSimilar games →
  5. 5
    Towerix91 — Steam game cover

    Towerix91

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

    Towerix91 is an incremental tower defense inspired by PC games of the late 80s and early 90s. Collect crystals, unlock dozens of upgrades in the tech tree, place towers on walls, upgrade them and use abilities. Repel waves of enemies while steadily strengthening your defenses.

    2026StrategyIndieCasual2.74 USDSingle-playerSimilar games →
  6. 6
    Defrag Incremental — Steam game cover

    Defrag Incremental

    Single-player alternative to Downsizing.exe — playable solo, no multiplayer required. Shares Indie with Downsizing.exe.

    A retro incremental where you optimize messy disks, choose the right algorithm, manage heat and wear, make a living from each job, and reboot for permanent BIOS upgrades.

    2026IndieSingle-playerSimilar games →
  7. 7
    Market Chain 98 — Steam game cover

    Market Chain 98

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

    Build your Market Chain in this retro incremental game set inside a nostalgic 90s operating system. Start with a small shop, manage bank loans, expand your logistics hubs, and unlock global upgrades through your Portfolio. Fill your desktop with windows and dominate the market!

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

    Karma Keepers

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

    A chill idle/incremental strategy game where you restore souls, build a Faith economy, automate more of your realm, and rebirth for permanent progress before corruption takes over

    2026StrategyIndieSimulationSingle-playerSimilar games →
  9. 9
    BOOTH BUTCHER — Steam game cover

    BOOTH BUTCHER

    Single-player alternative to Downsizing.exe — playable solo, no multiplayer required. Shares Indie with Downsizing.exe.

    No weapons. No backup. Just you, a meat cleaver, and the closing shift from hell in this retro slasher horror experience. Uncover the theater's dark secrets and survive the night, or become the BOOTH BUTCHER'S next attraction.

    2026ActionIndieAdventureSingle-playerSimilar games →