IMHO.

Single-player games like Space Numbers Go Up

Below are 10 single-player Steam games similar to Space Numbers Go Up, 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 Space Numbers Go Up page.

Ranked picks

  1. 1
    Sporbs — Steam game cover

    Sporbs

    Single-player alternative to Space Numbers Go Up — playable solo, no multiplayer required. Shares Indie and Casual with Space Numbers Go Up.

    A relaxing incremental game where you harvest resources from alien organisms. Upgrade your extraction technology, discover unique abilities, manage resources, automate a factory and unlock new areas to maximise your yield.

    2026StrategyIndieSimulation3.49 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    A Moon Full of Money — Steam game cover

    A Moon Full of Money

    Single-player alternative to Space Numbers Go Up — playable solo, no multiplayer required. Shares Indie and Casual with Space Numbers Go Up.

    Blast rocks, upgrade your base, and earn lots of money in this compact incremental game. Expand and automate your operation with powerful abilities like mining robots, drones, mines, supply drops, an orbital laser, and more.

    2026IndieCasualSingle-playerSimilar games →
  3. 3
    Orb Breaker — Steam game cover

    Orb Breaker

    Single-player alternative to Space Numbers Go Up — playable solo, no multiplayer required. Shares Indie and Casual with Space Numbers Go Up.

    An incremental bullet hell about shooting orbs at enemies, collecting resources, and becoming powerful!

    2026IndieCasualSingle-playerSimilar games →
  4. 4
    Idle Mining Manager — Steam game cover

    Idle Mining Manager

    Single-player alternative to Space Numbers Go Up — playable solo, no multiplayer required. Shares Indie with Space Numbers Go Up.

    An idle asteroid mining management simulator. Earn credits and advance through corporate tiers to expand your range of mining tools, policy upgrades and resource efficiency. Unlock the history of interstellar mining since the NofVS and, with a little help, uncover the truth behind the propaganda.

    IndieSingle-playerSimilar games →
  5. 5
    Garbage Growth — Steam game cover

    Garbage Growth

    Single-player alternative to Space Numbers Go Up — playable solo, no multiplayer required. Shares Indie and Casual with Space Numbers Go Up.

    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 USDSingle-playerSimilar games →
  6. 6
    Dwarf Eats Mountain — Steam game cover

    Dwarf Eats Mountain

    Single-player alternative to Space Numbers Go Up — playable solo, no multiplayer required. Shares Indie and Casual with Space Numbers Go Up.

    Dwarves hunger for gold, and no mountain shall stand in their way! Mine riches, unearth artifacts, and upgrade your dwarves to devour ever-bigger peaks in this whimsical incremental game.

    2026StrategyIndieSimulation8.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Keep on Mining! — Steam game cover

    Keep on Mining!

    Single-player alternative to Space Numbers Go Up — playable solo, no multiplayer required. Shares Indie and Casual with Space Numbers Go Up.

    Keep on Mining! is a short incremental mining game. Mine rocks, gather materials, find artifacts, craft pickaxes and spend your materials on permanent upgrades inside the big skill tree!

    2025IndieCasual4.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    (the) Gnorp Apologue — Steam game cover

    (the) Gnorp Apologue

    Single-player alternative to Space Numbers Go Up — playable solo, no multiplayer required. Shares Indie and Casual with Space Numbers Go Up.

    (the) Gnorp Apologue is the journey of the gnorps as you guide them towards their goal of delightfully excessive wealth accumulation.

    2023StrategyIndieSimulation6.99 USDDeck PlayableSingle-playerSimilar games →
  9. 9
    Graveyard Gunslingers — Steam game cover

    Graveyard Gunslingers

    Single-player alternative to Space Numbers Go Up — playable solo, no multiplayer required. Shares Indie with Space Numbers Go Up.

    Shoot hordes of zombies in a bullet hell roguelite arena. By day, harvest resources, unlock map areas, and prepare for the upcoming night. Craft unique strategies by combining characters, weapons, and exploring a vast ability tree.

    2024ActionIndie7.99 USDDeck PlayableSingle-playerSimilar games →
  10. 10
    GnomeBoozled — Steam game cover

    GnomeBoozled

    Single-player alternative to Space Numbers Go Up — playable solo, no multiplayer required. Shares Indie and Casual with Space Numbers Go Up.

    Run an illegal gnome disposal business from your backyard. Build absurd traps and conveyor systems to maximize profit, and stop gnomes from sabotaging your shady operation before the whole neighborhood falls into chaos.

    2027ActionIndieSimulationSingle-playerSimilar games →