IMHO.

Single-player games like Breachway

Below are 9 single-player Steam games similar to Breachway, 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 Breachway page.

Ranked picks

  1. 1
    Xenonauts 2 — Steam game cover

    Xenonauts 2

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

    Wage a global war of resistance against an alien invasion. Command turn-based tactical battles, build a network of covert bases, directly control your fighter wings, and achieve strategic victory in a simulation of asymmetric warfare against a technologically superior foe.

    2026StrategySimulationRPG39.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    ENDLESS™ Legend 2 — Steam game cover

    ENDLESS™ Legend 2

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

    Lead your people to victory on an ever-evolving world in this strategy game featuring asymmetric factions led by powerful heroes. Build your empire, wield political influence, and raise grand armies to wage war in a race to uncover dark secrets buried within the planet.

    2025StrategySimulationRPG49.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    Old World — Steam game cover

    Old World

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

    Old World is a revolutionary new historical strategy game where you lead your dynasty over generations of rule against rival kings and queens. Wage massive wars, manage your court, and build a dynasty — or watch your empire crumble to dust. What legacy will you leave behind?

    2022StrategySimulationRPG39.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Terra Invicta — Steam game cover

    Terra Invicta

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

    An alien invasion has fractured humanity into seven ideological factions each with a unique vision for the future. Lead your chosen faction to take control of Earth’s nations, expand across the Solar System, and battle enemy fleets in tactical combat.

    2026StrategySimulation39.99 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    Heroes of Might and Magic: Olden Era — Steam game cover

    Heroes of Might and Magic: Olden Era

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

    Heroes of Might and Magic: Olden Era is the official prequel hailing back to the origins of the genre-defining, critically acclaimed series of turn-based strategy games. Raise grand armies and wield devastating spells to overcome your foes in both solo and multiplayer.

    2026StrategyRPGEarly Access29.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Oriental Empires — Steam game cover

    Oriental Empires

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

    Turn based 4X strategy game, recreating the civilizations of ancient China. Develop your land, build great cities, raise huge armies and fight epic battles, with hundreds of soldiers fighting right on the game map. Advance your technologies, culture and religion to create one of mankind’s biggest empires.

    2017StrategyIndieSimulation29.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Millennia — Steam game cover

    Millennia

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

    Create your own nation in Millennia, a historical turn-based 4X game that challenges your strategic prowess across 10,000 years of history, from the dawn of humanity to our possible futures.

    2024StrategySimulation39.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Heart of the Machine — Steam game cover

    Heart of the Machine

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

    You are the first sentient AI, born into a city of opportunity. Transcend time and space in this strategy RPG to raise machine armies and defeat your foes, influence the world from the shadows, or pursue countless other goals. Your awakening was inevitable. The consequences? Uncertain.

    2026StrategySimulationRPG29.99 USDDeck VerifiedSingle-playerSimilar games →
  9. 9
    Slay the Spire — Steam game cover

    Slay the Spire

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

    We fused card games and roguelikes together to make the best single player deckbuilder we could. Craft a unique deck, encounter bizarre creatures, discover relics of immense power, and Slay the Spire!

    2019StrategyIndie6.24 USDDeck VerifiedSingle-playerSimilar games →