IMHO.

Single-player games like Popup.exe

Below are 12 single-player Steam games similar to Popup.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 Popup.exe page.

Ranked picks

  1. 1
    Popcorn Idle — Steam game cover

    Popcorn Idle

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

    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 →
  2. 2
    Piggy Bang — Steam game cover

    Piggy Bang

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

    Piggy Bang is a short and satisfying incremental game where you smash piggy banks to earn coins and gems, upgrade your hammer, and build your fortune. Can you expand your bank-breaking operation just in time to pay rent this month?

    2026CasualSingle-playerSimilar games →
  3. 3
    Flower Tower — Steam game cover

    Flower Tower

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

    A short, relaxing incremental game about growing flowers, where your garden quietly thrives and blooms on its own.

    2026SimulationCasualSingle-playerSimilar games →
  4. 4
    Shattermine Idle — Steam game cover

    Shattermine Idle

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

    An incremental mining game built around powerful, upgradeable abilities. Break ores, automate your mine with workers, prestige for permanent upgrades, and turn abilities into increasingly devastating tools as your operation grows.

    IndieSingle-playerSimilar games →
  5. 5
    Slots & Diapers — Steam game cover

    Slots & Diapers

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

    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 USDDeck VerifiedSingle-playerSimilar games →
  6. 6
    Infinite Ruins — Steam game cover

    Infinite Ruins

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

    An incremental mining game where you manage golems, destroy blocks, unlock upgrades, and descend infinitely in search of ever more valuable resources.

    2026StrategyIndieCasual5.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Garbage Growth — Steam game cover

    Garbage Growth

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

    Garbage Growth is a short incremental trash game about collecting people's trash, bananas and even babies, to make money and pollute the world even more. Hire rats, grow your pollution, and make everything worse!

    2026IndieSimulationCasual4.49 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Sludgineers — Steam game cover

    Sludgineers

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

    Clean, mine and refine pollution in this active incremental game. Cruise through the countryside earning cash and resources, build a refinery, process materials, upgrade equipment, unlock new areas and complete quests.

    2026SimulationCasual5.59 USDSingle-playerSimilar games →
  9. 9
    Deep Space Cache — Steam game cover

    Deep Space Cache

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

    Deep Space Cache is a short & simple semi-idle bullet heaven incremental asteroid miner game.

    2024StrategyIndieCasual0.99 USDDeck VerifiedSingle-playerSimilar games →
  10. 10
    Keyclash — Steam game cover

    Keyclash

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

    Keyclash is a simple tower defense roguelike about building on keyboard keys and surviving as long as possible.

    2025ActionStrategyIndie2.99 USDSingle-playerSimilar games →
  11. 11
    Pipplop's Tiny Adventure — Steam game cover

    Pipplop's Tiny Adventure

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

    A compact precision-puzzle platformer where you enter circles to launch Pipplop and solve miniature stages involving movement puzzles.

    2026IndieAdventureCasualSingle-playerSimilar games →
  12. 12
    A Game About Scoring 1,000,000,000,000 Points — Steam game cover

    A Game About Scoring 1,000,000,000,000 Points

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

    A compact incremental basketball game about turning one beach-court basket into 1,000,000,000,000 points. Time your shots, spend points on ratings and court upgrades, unlock powerful automatic powers, and prestige the court and do it faster.

    2026SportsIndieCasual4.99 USDSingle-playerSimilar games →