IMHO.

Single-player games like Dunthera - Tower Defense

Below are 8 single-player Steam games similar to Dunthera - Tower 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 Dunthera - Tower Defense page.

Ranked picks

  1. 1
    For Our King — Steam game cover

    For Our King

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

    A medieval Tower Defense x Autobattler Roguelite. Defend your Keep across escalating waves, recruit different unit types, and cast spells from different Schools of Magic. Spend what you earn on a skill tree with over 300 upgrades, and place them on a Decree Bar with many unique modifiers and mults.

    2026ActionStrategyIndieSingle-playerSimilar games →
  2. 2
    Island Crusaders — Steam game cover

    Island Crusaders

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

    Island Crusaders is a cute yet brutal tactical RTS game. Defend your home against swarms of enemies as your picturesque island gets stained by the blood of your enemies. Unlock new and unique units, strategically place and move them, and defeat the impending army.

    2021ActionStrategyIndie4.99 USDSingle-playerSimilar games →
  3. 3
    Heroic Assault — Steam game cover

    Heroic Assault

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

    Heroic Assault is a reverse tower defense game where you prepare your army to go through the infested lands of defenses. Choose your units wisely depending on the layout of the defenses and equip them with unique abilities.

    2024Strategy4.99 USDSingle-playerSimilar games →
  4. 4
    Crypt Keeper — Steam game cover

    Crypt Keeper

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

    Unleash your inner necromancer in Crypt Keeper – a roguelite tower defense game. Raise skeleton armies, defend your crypt, and manipulate enemy waves with the ESSENCE-IAL update.

    2025ActionStrategyIndie9.99 USDSingle-playerSimilar games →
  5. 5
    Risk The Crown — Steam game cover

    Risk The Crown

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

    A tower defense roguelite where victory means knowing exactly when to run. Draft troops, defend your castle, and escape with your king before it's too late

    StrategyIndieSimulationSingle-playerSimilar games →
  6. 6
    Together, Against Mork — Steam game cover

    Together, Against Mork

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

    Together, Against Mork is a fast-paced single-player game that combines action-roguelike combat with tower-defense strategy. Slay the hordes, build smart defenses, and protect The Crystal at all costs. With every weapon, every hero, every defense—against Mork.

    2026ActionStrategyIndieSingle-playerSimilar games →
  7. 7
    Towered — Steam game cover

    Towered

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

    Defend the Nexus, run after run. Build under population limits, balance gold and mana, draft augments as you level, and spend gems on a permanent power-up tree in this pixel-art tower defense roguelite.

    StrategyIndieCasualSingle-playerSimilar games →
  8. 8
    Wardspire — Steam game cover

    Wardspire

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

    Arrows won't stop a draugr. Fire won't stop a giant. Every wave in Wardspire demands a different answer — and the tower you love most is the one that gets you killed. Norse tower defense with hard counters, permanent progression and an endless mode.

    2026StrategyIndieSingle-playerSimilar games →