IMHO.

Single-player games like Synthaar

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

Ranked picks

  1. 1
    Colonial Winds — Steam game cover

    Colonial Winds

    Single-player alternative to Synthaar — playable solo, no multiplayer required. Shares Strategy and Simulation with Synthaar.

    Grow your colony from a small outpost into a thriving nation in this city-building game. Step into the shoes of a colonial governor as you build production chains, establish trade, meet the needs of your citizens, and guide your settlement toward self-rule.

    StrategySimulationSingle-playerSimilar games →
  2. 2
    Wasteland Shop Simulator — Steam game cover

    Wasteland Shop Simulator

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

    A post-apocalyptic shop management game where you build, customize, and expand your store. Hire staff, explore the wasteland for loot, deal with messy customers and thieves, and grow your retail empire in a chaotic world gone mad.

    2026AdventureSimulationCasual9.99 USDSingle-playerSimilar games →
  3. 3
    Mandate 1600: The East — Steam game cover

    Mandate 1600: The East

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

    At a turning point in history, decide the future of a nation. Mandate 1600: The East is a global historical grand strategy game. Govern lands and dynasty, secure your bloodline, grow through trade, and prevail in war. Rewrite history.

    StrategyIndieSimulationSingle-playerSimilar games →
  4. 4
    Cinema Theater Tycoon — Steam game cover

    Cinema Theater Tycoon

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

    Tycoon game where you manage your movie theater through more than 100 years of history. Build and customize your cinematic empire without being overtaken by the evolution of the 7th art.

    2026StrategyIndieSimulationSingle-playerSimilar games →
  5. 5
    王朝:将军觐见 — Steam game cover

    王朝:将军觐见

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

    你可以成为任何人。皇帝、将军、商人,或一个无名之辈。你可以统治、操控、背叛,也可以在权力边缘悄然崛起。但这个世界不会等待你。王朝会自行运转,人物会独立行动,权力与利益在暗中流动。这是一个由经济、政治与社会共同驱动的历史沙盒:你可以操控财富流向、撬动权力结构,甚至让整个秩序崩溃。但即使没有你,世界也会继续前进。

    2026StrategyIndieSimulation6.99 USDSingle-playerSimilar games →
  6. 6
    Doomsday Dealer — Steam game cover

    Doomsday Dealer

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

    Step into the role of a shopkeeper in a world ravaged by the zombie apocalypse. You’ll manage a haven of hope amidst the ruins, providing essential survival items to the struggling remnants of humanity. Can you build a thriving business and help your community rise from the ashes?

    ActionStrategyIndieSingle-playerSimilar games →
  7. 7
    Civis: The Eternal City — Steam game cover

    Civis: The Eternal City

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

    A Roman political simulator set in the late Republic. Navigate the Senate, manage your household, build a dynasty, and watch the Republic you serve slowly become something unrecognizable.

    StrategyIndieSimulationSingle-playerSimilar games →
  8. 8
    Entertainment Simulator — Steam game cover

    Entertainment Simulator

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

    "Entertainment Simulator" is a new era TV station simulation game with a powerful data simulation system and many innovative gameplay. You have to compete with TV stations and new media, and finally, through unremitting efforts, build your own media empire.

    2026StrategyIndieSimulation15.19 USDDeck PlayableSingle-playerSimilar games →