IMHO.

Single-player games like Ridiculous Catapult Simulator

Below are 9 single-player Steam games similar to Ridiculous Catapult Simulator, 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 Ridiculous Catapult Simulator page.

Ranked picks

  1. 1
    SiegeBorn — Steam game cover

    SiegeBorn

    Single-player alternative to Ridiculous Catapult Simulator — playable solo, no multiplayer required. Shares Strategy with Ridiculous Catapult Simulator.

    SiegeBorn is a top-down action RTS. Lead your troops, command powerful siege engines, and defeat the enemies!

    2026ActionStrategyIndieSingle-playerSimilar games →
  2. 2
    Overwork Empire — Steam game cover

    Overwork Empire

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

    Manage, defend, exploit! As the boss, use cards to build, assign staff, and force overtime for profit in this sim/tower defense/card blend. Experience overtime culture from the boss view.

    2026StrategyIndieSimulation6.99 USDSingle-playerSimilar games →
  3. 3
    Red Rocket Defencism — Steam game cover

    Red Rocket Defencism

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

    You, a military officer from our great autocratic motherland, must protect our precious rockets from the evil capitalist enemy in this revolutionary base building strategy game. Bribe! Surveil! Purge! Imbibe! The end justifies the means when you have to protect our invaluable rockets!

    2026ActionStrategyIndie7.03 USDSingle-playerSimilar games →
  4. 4
    Grow Empire: Rome — Steam game cover

    Grow Empire: Rome

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

    Hey Caesar! Defend your fortress and build your roman empire

    2024ActionStrategySimulation3.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    Operation: Polygon Storm — Steam game cover

    Operation: Polygon Storm

    Single-player alternative to Ridiculous Catapult Simulator — playable solo, no multiplayer required. Shares Strategy with Ridiculous Catapult Simulator.

    A fastpaced, military tug-of-war game with minimal micromanagement. Choose and deploy from a mix of specialized military units to overwhelm the enemy. Experiment with a huge variety of unit compositions, synergies, abilities, and upgrades to lead your army to victory!

    2024Strategy14.99 USDSingle-playerSimilar games →
  6. 6
    Necronator: Dead Wrong — Steam game cover

    Necronator: Dead Wrong

    Single-player alternative to Ridiculous Catapult Simulator — playable solo, no multiplayer required. Shares Strategy with Ridiculous Catapult Simulator.

    Necronator: Dead Wrong is a deck-building roguelike with an RTS twist. Build a powerful deck. Collect and deploy undead units and raise a unique army. Master each commander’s playstyle and conquer the world. Change the game with rule-bending relics. Unlock new decks and do it all again.

    2020ActionStrategyIndie12.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    OTTTD — Steam game cover

    OTTTD

    Single-player alternative to Ridiculous Catapult Simulator — playable solo, no multiplayer required. Shares Strategy with Ridiculous Catapult Simulator.

    Take command of HEROCORP™ and launch a Preemptive Defence Campaign™ against parallel dimensions in OTTTD, the most outrageous Tower Defence title around.

    2014StrategyIndie7.99 USDSingle-playerSimilar games →
  8. 8
    Guardians of Holme — Steam game cover

    Guardians of Holme

    Single-player alternative to Ridiculous Catapult Simulator — playable solo, no multiplayer required. Shares Strategy with Ridiculous Catapult Simulator.

    Guardians of Holme is a tower defense game with deckbuilding and roguelite elements. Players must use the terrain to their advantage and formulate defensive tactics by strategically placing powerful traps to repel endless waves of enemies.

    2023StrategyIndieAdventure6.49 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Invisible Fist — Steam game cover

    Invisible Fist

    Single-player alternative to Ridiculous Catapult Simulator — playable solo, no multiplayer required. Shares Strategy with Ridiculous Catapult Simulator.

    Create a billion-dollar startup, try to pay off your student loans or wait in the line for Food Stamps... And fight the Invisible Fist of the Free Market in this Late Capitalism Card Game!

    2019StrategyIndieRPG9.99 USDSingle-playerSimilar games →