IMHO.

Single-player games like Domefender

Below are 8 single-player Steam games similar to Domefender, 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 Domefender page.

Ranked picks

  1. 1
    Castles & Castellans — Steam game cover

    Castles & Castellans

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

    Castles & Castellans is a hybrid of real-time strategy and third-person action. Rule from the castle-building RTS view - construct, manage, and fortify against looming threats. Then step into the castellan’s boots in TPP, fighting side by side with your soldiers atop the very walls you built.

    2026ActionStrategyIndieSingle-playerSimilar games →
  2. 2
    Attack on Toys — Steam game cover

    Attack on Toys

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

    Relive Your Childhood Toys comes to life! Build your Army Toys, make battle scenario, watch the Toys battling each other, and customize your play with Attack on Toys Toy Box. Command your Army Toys to fight againts another toys strategically and keep them alive during battle!

    2021ActionStrategyIndie6.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    Here Comes The Swarm — Steam game cover

    Here Comes The Swarm

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

    Here Comes the Swarm is a survival RTS with a pause button! Create your strategy, build, manage, and defend your settlements at your own pace. Take the fight to the hive mind and lead expeditions to deliver a deadly blow and eradicate your foes. Will you reclaim Ulora from the relentless Swarm?

    2026StrategyIndieSimulation15.99 USDDeck PlayableSingle-playerSimilar games →
  4. 4
    Final Outpost: Definitive Edition — Steam game cover

    Final Outpost: Definitive Edition

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

    Final Outpost is a survival strategy base-builder. You lead the last survivors of the apocalypse. Assign roles, craft tools, and manage resources carefully. Construct buildings, level up your citizens, and fortify your town against hordes of zombies. How many days can you survive?

    2025StrategySimulation9.99 USDDeck VerifiedSingle-playerSimilar games →
  5. 5
    Tower Factory — Steam game cover

    Tower Factory

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

    Tower Factory is a tower defense and automation game with roguelite elements. Optimize resource production using conveyor systems while defending against monster waves. Can you find and destroy the enemy tower before it's too late?

    2024ActionStrategyIndie14.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Anno 2070™ — Steam game cover

    Anno 2070™

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

    Build your society of the future, colonize islands, and create sprawling megacities with multitudes of buildings, vehicles, and resources to manage.

    2011Strategy4.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Anno 2205™ — Steam game cover

    Anno 2205™

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

    In Anno 2205™, you join humankind‘s next step into the future with the promise to build a better tomorrow. You conquer Earth, establishing rich, bustling cities and grand industrial complexes, but to secure the prosperity of your people, you must travel into space.

    2015StrategySimulation39.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    Anno 1602 History Edition — Steam game cover

    Anno 1602 History Edition

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

    Relive the beginnings of the Anno® series with Anno® 1602 History Edition, updated and optimized for current computers.

    2024Strategy9.99 USDDeck PlayableSingle-playerSimilar games →