IMHO.

Single-player games like HexTD

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

Ranked picks

  1. 1
    Atom Zombie Smasher — Steam game cover

    Atom Zombie Smasher

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

    The zombie apocalypse is upon us and it's up to you to evacuate everyone before they fall prey to the undead. Conduct massive rescue operations with a helping hand from snipers, artillery crews, orbital bombardments, and more.

    2011StrategyIndie9.99 USDSingle-playerSimilar games →
  2. 2
    Creeper World 4 — Steam game cover

    Creeper World 4

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

    The unstoppable fluid enemy has returned and destroyed every world in its path! Defend against Creeper as it floods across the 3D terrain in this real time strategy game where the enemy is a fluid.

    2020ActionStrategyIndie24.99 USDDeck PlayableSingle-playerSimilar games →
  3. 3
    Total War: THREE KINGDOMS — Steam game cover

    Total War: THREE KINGDOMS

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

    Total War: THREE KINGDOMS is the first in the award-winning series to recreate epic conflict across ancient China. Combining a gripping turn-based campaign of empire-building & conquest with stunning real-time battles, THREE KINGDOMS redefines the series in an age of heroes & legends.

    2019ActionStrategy59.99 USDSingle-playerSimilar games →
  4. 4
    Element TD 2 - Tower Defense — Steam game cover

    Element TD 2 - Tower Defense

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

    Element TD 2 sees you combine powerful elements to create unique towers. Prove your defenses against challenging foes, and compete or cooperate with others to determine who has mastered the elements.

    2021StrategyIndie5.99 USDDeck PlayableSingle-playerSimilar games →
  5. 5
    AI War: Fleet Command — Steam game cover

    AI War: Fleet Command

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

    "You are outgunned. You are massively outnumbered. You must win." These are your orders. Humanity has already fought its war against the machines -- and lost. AI death squads stand watch over every planet and every wormhole, the few remaining human settlements are held captive in orbiting bubbles, and the AIs have turned their...

    2009StrategyIndie9.99 USDDeck PlayableSingle-playerSimilar games →
  6. 6
    Axon TD: Uprising - Tower Defense — Steam game cover

    Axon TD: Uprising - Tower Defense

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

    Axon TD lets you expand the map boundaries themselves. A huge arsenal of towers and a wide variety of enemies clash in a battlefield that grows to your whims. Engage in single, cooperative, and roguelite gameplay.

    2024StrategyIndie11.99 USDDeck PlayableSingle-playerSimilar games →
  7. 7
    Timemelters — Steam game cover

    Timemelters

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

    Prevent Doomsday AFTER it happened! Designed by the co-creator of Sang-Froid - Tales of Werewolves and featuring both a single-player and co-op campaign, TimeMelters is a strategy hero defense where you go back in time and fight alongside your past selves.

    2024ActionStrategyIndie19.99 USDDeck PlayableSingle-playerSimilar games →
  8. 8
    AI War 2 — Steam game cover

    AI War 2

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

    The most devious and acclaimed artificial intelligence in strategy gaming is better than ever. A grand strategy/RTS hybrid that reverses many conventions of both genres. Take territory without attracting attention, build your empire with care, and adapt to an ever-evolving galactic battleground.

    2019StrategyIndieSimulation19.99 USDDeck PlayableSingle-playerSimilar games →