IMHO.

Single-player games like Bulwark

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

Ranked picks

  1. 1
    Idle Towers — Steam game cover

    Idle Towers

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

    An idle survival game with tower defense mechanics. Build your own perfect defese and face infinite waves of enemies!

    2024StrategyIndieSimulation7.99 USDDeck PlayableSingle-playerSimilar games →
  2. 2
    Stronghold: Definitive Edition — Steam game cover

    Stronghold: Definitive Edition

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

    Greetings sire! Your stronghold awaits you. Build a castle economy, besiege unforgettable villains and return to the 'castle sim' that started it all. Experience this classic RTS with upgraded visuals, modernised gameplay, Steam multiplayer and a new campaign.

    2023StrategySimulation14.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    Taur — Steam game cover

    Taur

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

    Taur is an action-strategy sci-fi game. Control the Prime Cannon and unlock all of its powerful weapons and abilities. Build turrets, droids, aircraft and more as you fight to protect the homeworld of the Tauron droids against a relentless invasion. Will your Taur stand against the Imperion warmachine?

    2020ActionStrategyIndie24.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Stronghold HD (2012) — Steam game cover

    Stronghold HD (2012)

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

    The original castle sim, Stronghold HD allows you to design, build and destroy historical castles. Engage in medieval warfare against the AI in one of two single player campaigns or online with up to 8 players.

    2013StrategySimulation5.99 USDSingle-playerSimilar games →
  5. 5
    D.O.T. Defence — Steam game cover

    D.O.T. Defence

    Single-player alternative to Bulwark — playable solo, no multiplayer required. Shares Strategy and Early Access with Bulwark.

    Welcome to the frontlines! Build towers, muster armies, and conquer the map. Challenge yourself in the single-player campaign following the Chroma Wars, survive relentless waves in solo defense, or battle it out in local matches against friends and AI bots. Victory comes with the last HQ standing!

    2025StrategyEarly Access7.99 USDSingle-playerSimilar games →
  6. 6
    Phoenix Hope — Steam game cover

    Phoenix Hope

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

    Phoenix Hope is a pixel art 2D real-time, side-view strategy game in which you must develop your colony during the day and repel waves of monsters at night.

    2021StrategyIndieSimulation11.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Gladiator Guild Manager — Steam game cover

    Gladiator Guild Manager

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

    A strategic autobattler sim where you build a team of gladiators, compete in arenas, plan fight tactics, and form alliances. Combine fighters, beasts, and mages, develop and equip them to optimize your well-oiled fighting machine, dominate the championships, and leave your mark on the world.

    2024StrategyIndieSimulation14.99 USDDeck VerifiedSingle-playerSimilar games →
  8. 8
    Wooden Battles — Steam game cover

    Wooden Battles

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

    Build a wooden fort, place your units, watch the mayhem!

    2017ActionStrategyIndie9.99 USDSingle-playerSimilar games →
  9. 9
    Galactic Garrison — Steam game cover

    Galactic Garrison

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

    Galactic Garrison is a sci-fi, turn-based tower defense game where you defend your base from relentless alien waves on Mars. Deploy soldiers, build barricades, and upgrade defenses to withstand attacks. Earn powerful reward cards to gain strategic advantages and outmaneuver your enemies.

    2024ActionStrategyIndie6.99 USDSingle-playerSimilar games →