IMHO.

Single-player games like KnighTD

Below are 11 single-player Steam games similar to KnighTD, 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 KnighTD page.

Ranked picks

  1. 1
    Runeforged: Monolith — Steam game cover

    Runeforged: Monolith

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

    Well met! You have found the Monolith, but now you must defend it! Set forth in a strategic roguelite deckbuilder and tower defense game. Choose a unique class, explore a randomly generated map, construct towers, sling spells at enemies, and defeat the dark dungeon once and for all!

    StrategyIndieSingle-playerSimilar games →
  2. 2
    Defense of Kyrath — Steam game cover

    Defense of Kyrath

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

    Tower defense meets roguelike in a fantasy kingdom. Position 9 wardens across enchanted forests, pastoral meadows, and volcanic badlands. 30+ enemies with resistances and weaknesses. Climb the Folly — a 20-tier roguelike ascent. A realm with a wry Olde English wink. Kyrath will not fall.

    2026StrategyIndieCasual8.79 USDSingle-playerSimilar games →
  3. 3
    Castle On The Hill — Steam game cover

    Castle On The Hill

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

    Tower defence city builder with sieges, custom buildings, policies, happiness and random world events

    StrategyIndieSimulationSingle-playerSimilar games →
  4. 4
    Skyward Bastion — Steam game cover

    Skyward Bastion

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

    Skyward Bastion is a roguelite tower defense game set on floating islands. Build and upgrade your defenses, unlock new strategic possibilities, and adapt your run to procedurally expanding maps.

    2026StrategyIndieEarly Access6.99 USDSingle-playerSimilar games →
  5. 5
    LINE WARLORD — Steam game cover

    LINE WARLORD

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

    A real-time line-battle roguelite. Spend rations to summon swordsmen, shields, archers and cavalry onto a single front, then break the enemy base. Pick relics and promotions at every fork to build a different army each run. Three commanders, three ultimates.

    2027StrategyIndieCasualSingle-playerSimilar games →
  6. 6
    Kings of Oros — Steam game cover

    Kings of Oros

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

    Kings of Oros combines deep build customization with momentum-driven marble physics. Watch your stone soldiers violently clatter, bounce, and shatter as you craft game breaking builds. Instead of grids and dice rolls, experience real physics battles. Control the chaos with endless build variety.

    2026StrategyIndieSingle-playerSimilar games →
  7. 7
    MAR: Millions Are Rising — Steam game cover

    MAR: Millions Are Rising

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

    Millions of monsters are escaping the hole. Stop them with a unique arsenal of towers, nukes, and deep upgrades in this incremental tower defense game.

    2026ActionStrategyIndieSingle-playerSimilar games →
  8. 8
    Open The Gate: Just A Little — Steam game cover

    Open The Gate: Just A Little

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

    Medieval Tower Defense and Real-time Strategy hybrid where positioning, gold farming and tower capturing decide the outcome against waves of legions and dragons.

    2026StrategyIndieSimulation4.79 USDSingle-playerSimilar games →
  9. 9
    Dreamwalker — Steam game cover

    Dreamwalker

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

    Embark on an enchanting journey in Dreamwalker, a top-down RPG set in a pixel art world. Uncover the secrets of a cursed village as a wandering traveler. Build powerful card decks and engage in tactical combat while navigating a rich narrative filled with twists. Can you lift the village’s shadow?

    2025StrategyIndieAdventure5.39 USDSingle-playerSimilar games →
  10. 10
    Endless Roll — Steam game cover

    Endless Roll

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

    Your dice are your health in this endless survival roguelite. Pick a lane, manage wounds and corruption, draft omens, climb the leaderboard, and push for one more floor.

    2026Indie3.14 USDSingle-playerSimilar games →
  11. 11
    Desk Hive — Steam game cover

    Desk Hive

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

    Tend a living beehive right on your desk. Harvest honey through the seasons, expand your apiary, build a processing line, and automate the work while you're away. A cozy idle beekeeping sim that runs beside you.

    IndieSimulationSingle-playerSimilar games →