IMHO.

Single-player games like ScaMMO

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

Ranked picks

  1. 1
    Market Chain 98 — Steam game cover

    Market Chain 98

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

    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 →
  2. 2
    OurClicker — Steam game cover

    OurClicker

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

    From the creators of OurLife and OurCoven, OurClicker is a brand new clicker game that puts you in charge of an up-and-coming Game Development Studio where all you do is... CLICK!

    2026StrategyIndieSimulationSingle-playerSimilar games →
  3. 3
    Idle Casino Empire — Steam game cover

    Idle Casino Empire

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

    An idle casino tycoon where you build the floor, then rig it. Turn casino psychology into upgrades. Play blackjack, roulette, and slots in Owner Mode. Use the Owner's Edge to cheat: nudge reels, peek at hidden cards, read marked cards. Twelve games, eight venues, a prestige loop. The house is you.

    2027StrategyIndieSimulationSingle-playerSimilar games →
  4. 4
    HordeFall — Steam game cover

    HordeFall

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

    A bulletheaven x incremental game that runs as a desktop companion in the corner of your screen! While you work, your hero automatically fights thousands of enemies. Unlock upgrades and manage your economy, attributes, and spells. Your screen is your battlefield - minimal space, maximum progress!

    ActionStrategyIndieSingle-playerSimilar games →
  5. 5
    Drugs and Crime Idle — Steam game cover

    Drugs and Crime Idle

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

    Behind every great fortune, lies a great crime! Sell drugs, attack with your gang, gamble your CrimeCoins away and hope, that you get that rare item, finally. Free-to-play. Offline Progression. No Microtransactions except 2 optional DLCs.

    2020StrategyIndieSimulationFreeSingle-playerSimilar games →
  6. 6
    Slots & Diapers — Steam game cover

    Slots & Diapers

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

    Absurd incremental game where you turn even liquid assets into financial glory! Spin for jackpots and hire veteran gamblers to automate the madness. Use permanent upgrades and 'mishaps' to accelerate your progress! Simple. Messy. Addictive.

    2026StrategyIndieSimulation4.89 USDSingle-playerSimilar games →
  7. 7
    A Very Simple Idle Game — Steam game cover

    A Very Simple Idle Game

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

    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 →
  8. 8
    Harvest Dice Profit — Steam game cover

    Harvest Dice Profit

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

    Harvest Dice Profit is an Incremental Idle Farming & Dice Game where you grow diceshrooms into dice, roll for profit, and automate your economy. Stay ahead of debt... or face the consequences.

    2026StrategyIndieSimulation2.09 USDSingle-playerSimilar games →