IMHO.

Single-player games like 主动防御(Active Defense)

Below are 10 single-player Steam games similar to 主动防御(Active Defense), 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 主动防御(Active Defense) page.

Ranked picks

  1. 1
    Our War: The Strongest Shield — Steam game cover

    Our War: The Strongest Shield

    Single-player alternative to 主动防御(Active Defense) — playable solo, no multiplayer required. Shares Strategy and Casual with 主动防御(Active Defense).

    A grand and intense tower defense science fiction game, where you only need to purchase once to enjoy all the content of the game.

    2024StrategySimulationCasual9.99 USDSingle-playerSimilar games →
  2. 2
    Ambusher — Steam game cover

    Ambusher

    Single-player alternative to 主动防御(Active Defense) — playable solo, no multiplayer required. Shares Strategy and Indie with 主动防御(Active Defense).

    Ambusher is a tower defense game. Set your traps. Build your towers. Prepare your defense and survive until sunrise.

    2023ActionStrategyIndie1.99 USDSingle-playerSimilar games →
  3. 3
    Queen's Cards — Steam game cover

    Queen's Cards

    Single-player alternative to 主动防御(Active Defense) — playable solo, no multiplayer required. Shares Strategy and Indie with 主动防御(Active Defense).

    Roguelike deck-building strategy game. Combine decks compatible with your chosen playstyle, deliver satisfying damage, and cast powerful spells to defend your territory in this card-themed strategy game.

    2025StrategyIndieCasual5.99 USDSingle-playerSimilar games →
  4. 4
    Stand Your Ground — Steam game cover

    Stand Your Ground

    Single-player alternative to 主动防御(Active Defense) — playable solo, no multiplayer required. Shares Strategy with 主动防御(Active Defense).

    Defend attacks from enemies from all directions within a limited time. Only by making full use of the differences in each tower and choosing appropriate random rewards can you survive.

    2023StrategyEarly Access7.99 USDSingle-playerSimilar games →
  5. 5
    Poker Defense — Steam game cover

    Poker Defense

    Single-player alternative to 主动防御(Active Defense) — playable solo, no multiplayer required. Shares Strategy and Casual with 主动防御(Active Defense).

    Build your defenses with the towers you earn from playing cards and use your power ups to stop your enemies in this strategic card game tower defense!

    StrategyCasualSingle-playerSimilar games →
  6. 6
    Freestead Castle Defense — Steam game cover

    Freestead Castle Defense

    Single-player alternative to 主动防御(Active Defense) — playable solo, no multiplayer required. Shares Strategy and Indie with 主动防御(Active Defense).

    Build up your defenses, fortify your camp and fight back the demon horde that has come to take what little you have left.

    StrategyIndieCasualSingle-playerSimilar games →
  7. 7
    STLN-决进者 — Steam game cover

    STLN-决进者

    Single-player alternative to 主动防御(Active Defense) — playable solo, no multiplayer required. Shares Strategy with 主动防御(Active Defense).

    "STLN: The Determined" is a military-mecha tactical girl turn-based card strategy game. The gameplay is built on hex-grid tactics and progresses in turns.

    StrategyAdventureRPGSingle-playerSimilar games →
  8. 8
    Tasking — Steam game cover

    Tasking

    Single-player alternative to 主动防御(Active Defense) — playable solo, no multiplayer required. Shares Strategy and Indie with 主动防御(Active Defense).

    "Tasking" is an idle monster-hunting game. You will start as an archer and recruit your own team members, use gold coins to purchase powerful skills, challenge formidable bosses, and defeat them one by one, gradually conquering each continent.

    2023StrategyIndieAdventure1.99 USDSingle-playerSimilar games →
  9. 9
    暗色战争(Dark Conflict) — Steam game cover

    暗色战争(Dark Conflict)

    Single-player alternative to 主动防御(Active Defense) — playable solo, no multiplayer required. Shares Strategy and Indie with 主动防御(Active Defense).

    Welcome to "Dark Conflict"! This is a game full of strategy and war elements, allowing you to play as a leader, constructing buildings, assembling armies, and developing resources to compete for the glory of victory.

    2024StrategyIndieSimulation2.99 USDSingle-playerSimilar games →
  10. 10
    Spirit Knight — Steam game cover

    Spirit Knight

    Single-player alternative to 主动防御(Active Defense) — playable solo, no multiplayer required. Shares Indie with 主动防御(Active Defense).

    A thrilling 2D action game! Defeat powerful bosses, collect soul shards, and unlock new skills! Gather the three souls and escape the soul world to break free from your chains!

    2025ActionIndie3.99 USDSingle-playerSimilar games →