IMHO.

Single-player games like Mouspionage

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

Ranked picks

  1. 1
    Pickpocket — Steam game cover

    Pickpocket

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

    Pickpocket is an incremental game about stealing. Learn from your victims, get better loot, and advance through an extensive skill tree. Build your own crime empire!

    2026ActionIndieCasualSingle-playerSimilar games →
  2. 2
    Black Ledger: The Antique Mafia — Steam game cover

    Black Ledger: The Antique Mafia

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

    Run an antique shop during the day. Lead a criminal organization at night. Maintain a balance between profit, loyalty, and suspicion... Every choice has consequences.

    IndieSimulationSingle-playerSimilar games →
  3. 3
    How Empires Work — Steam game cover

    How Empires Work

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

    An incremental strategy game about building the machinery of empire. Develop your economy and military, and automate them into institutions of power that expand your reach across centuries of history. Grow from humble beginnings to take your place on the world stage!

    2026StrategyIndieSimulationSingle-playerSimilar games →
  4. 4
    Drugs and Crime Idle — Steam game cover

    Drugs and Crime Idle

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

    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 →
  5. 5
    Money Laundering Raccoon — Steam game cover

    Money Laundering Raccoon

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

    A gang of raccoons have decided to start a money laundering business. There's just one problem: they misunderstood what "money laundering" actually means. Now they've got a laundromat, a suspicious amount of cash, and absolutely no idea what they're doing.

    2027StrategyIndieSimulationSingle-playerSimilar games →
  6. 6
    Popcorn Idle — Steam game cover

    Popcorn Idle

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

    Popcorn Idle is a cozy idle automation game about the simple joy of popping corn. Earn money, buy upgrades, automate and turn up the heat to boost production. Grow bigger numbers, unlock flavors and combine effects. Fill the whole machine with colorful, tasty popcorn, one crunchy pop at a time.

    StrategyIndieCasualSingle-playerSimilar games →
  7. 7
    HordeFall — Steam game cover

    HordeFall

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

    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 →
  8. 8
    Idle Casino Empire — Steam game cover

    Idle Casino Empire

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

    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. Eight venues, a prestige loop. The house is you.

    2027StrategyIndieSimulationSingle-playerSimilar games →